// DO NOT EDIT !
// This file was generated automatically from 'src/mako/cli/main.rs.mako'
// DO NOT EDIT !
#![allow(unused_variables, unused_imports, dead_code, unused_mut)]

#[macro_use]
extern crate clap;
extern crate yup_oauth2 as oauth2;
extern crate yup_hyper_mock as mock;
extern crate hyper_rustls;
extern crate serde;
extern crate serde_json;
extern crate hyper;
extern crate mime;
extern crate strsim;
extern crate google_storagetransfer1 as api;

use std::env;
use std::io::{self, Write};
use clap::{App, SubCommand, Arg};

mod cmn;

use cmn::{InvalidOptionsError, CLIError, JsonTokenStorage, arg_from_str, writer_from_opts, parse_kv_arg,
          input_file_from_opts, input_mime_from_opts, FieldCursor, FieldError, CallType, UploadProtocol,
          calltype_from_str, remove_json_null_values, ComplexType, JsonType, JsonTypeInfo};

use std::default::Default;
use std::str::FromStr;

use oauth2::{Authenticator, DefaultAuthenticatorDelegate, FlowType};
use serde_json as json;
use clap::ArgMatches;

enum DoitError {
    IoError(String, io::Error),
    ApiError(api::Error),
}

struct Engine<'n> {
    opt: ArgMatches<'n>,
    hub: api::Storagetransfer<hyper::Client, Authenticator<DefaultAuthenticatorDelegate, JsonTokenStorage, hyper::Client>>,
    gp: Vec<&'static str>,
    gpm: Vec<(&'static str, &'static str)>,
}


impl<'n> Engine<'n> {
    fn _google_service_accounts_get(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        let mut call = self.hub.google_service_accounts().get(opt.value_of("project-id").unwrap_or(""));
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _transfer_jobs_create(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        
        let mut field_cursor = FieldCursor::default();
        let mut object = json::value::Value::Object(Default::default());
        
        for kvarg in opt.values_of("kv").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let last_errc = err.issues.len();
            let (key, value) = parse_kv_arg(&*kvarg, err, false);
            let mut temp_cursor = field_cursor.clone();
            if let Err(field_err) = temp_cursor.set(&*key) {
                err.issues.push(field_err);
            }
            if value.is_none() {
                field_cursor = temp_cursor.clone();
                if err.issues.len() > last_errc {
                    err.issues.remove(last_errc);
                }
                continue;
            }
        
            let type_info: Option<(&'static str, JsonTypeInfo)> =
                match &temp_cursor.to_string()[..] {
                    "transfer-spec.object-conditions.max-time-elapsed-since-last-modification" => Some(("transferSpec.objectConditions.maxTimeElapsedSinceLastModification", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-spec.object-conditions.include-prefixes" => Some(("transferSpec.objectConditions.includePrefixes", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Vec })),
                    "transfer-spec.object-conditions.exclude-prefixes" => Some(("transferSpec.objectConditions.excludePrefixes", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Vec })),
                    "transfer-spec.object-conditions.min-time-elapsed-since-last-modification" => Some(("transferSpec.objectConditions.minTimeElapsedSinceLastModification", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-spec.gcs-data-source.bucket-name" => Some(("transferSpec.gcsDataSource.bucketName", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-spec.http-data-source.list-url" => Some(("transferSpec.httpDataSource.listUrl", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-spec.transfer-options.overwrite-objects-already-existing-in-sink" => Some(("transferSpec.transferOptions.overwriteObjectsAlreadyExistingInSink", JsonTypeInfo { jtype: JsonType::Boolean, ctype: ComplexType::Pod })),
                    "transfer-spec.transfer-options.delete-objects-from-source-after-transfer" => Some(("transferSpec.transferOptions.deleteObjectsFromSourceAfterTransfer", JsonTypeInfo { jtype: JsonType::Boolean, ctype: ComplexType::Pod })),
                    "transfer-spec.transfer-options.delete-objects-unique-in-sink" => Some(("transferSpec.transferOptions.deleteObjectsUniqueInSink", JsonTypeInfo { jtype: JsonType::Boolean, ctype: ComplexType::Pod })),
                    "transfer-spec.gcs-data-sink.bucket-name" => Some(("transferSpec.gcsDataSink.bucketName", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-spec.aws-s3-data-source.aws-access-key.secret-access-key" => Some(("transferSpec.awsS3DataSource.awsAccessKey.secretAccessKey", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-spec.aws-s3-data-source.aws-access-key.access-key-id" => Some(("transferSpec.awsS3DataSource.awsAccessKey.accessKeyId", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-spec.aws-s3-data-source.bucket-name" => Some(("transferSpec.awsS3DataSource.bucketName", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "status" => Some(("status", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "deletion-time" => Some(("deletionTime", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "schedule.start-time-of-day.hours" => Some(("schedule.startTimeOfDay.hours", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "schedule.start-time-of-day.nanos" => Some(("schedule.startTimeOfDay.nanos", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "schedule.start-time-of-day.minutes" => Some(("schedule.startTimeOfDay.minutes", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "schedule.start-time-of-day.seconds" => Some(("schedule.startTimeOfDay.seconds", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "schedule.schedule-start-date.month" => Some(("schedule.scheduleStartDate.month", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "schedule.schedule-start-date.day" => Some(("schedule.scheduleStartDate.day", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "schedule.schedule-start-date.year" => Some(("schedule.scheduleStartDate.year", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "schedule.schedule-end-date.month" => Some(("schedule.scheduleEndDate.month", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "schedule.schedule-end-date.day" => Some(("schedule.scheduleEndDate.day", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "schedule.schedule-end-date.year" => Some(("schedule.scheduleEndDate.year", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "project-id" => Some(("projectId", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "description" => Some(("description", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "last-modification-time" => Some(("lastModificationTime", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "creation-time" => Some(("creationTime", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "name" => Some(("name", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    _ => {
                        let suggestion = FieldCursor::did_you_mean(key, &vec!["access-key-id", "aws-access-key", "aws-s3-data-source", "bucket-name", "creation-time", "day", "delete-objects-from-source-after-transfer", "delete-objects-unique-in-sink", "deletion-time", "description", "exclude-prefixes", "gcs-data-sink", "gcs-data-source", "hours", "http-data-source", "include-prefixes", "last-modification-time", "list-url", "max-time-elapsed-since-last-modification", "min-time-elapsed-since-last-modification", "minutes", "month", "name", "nanos", "object-conditions", "overwrite-objects-already-existing-in-sink", "project-id", "schedule", "schedule-end-date", "schedule-start-date", "seconds", "secret-access-key", "start-time-of-day", "status", "transfer-options", "transfer-spec", "year"]);
                        err.issues.push(CLIError::Field(FieldError::Unknown(temp_cursor.to_string(), suggestion, value.map(|v| v.to_string()))));
                        None
                    }
                };
            if let Some((field_cursor_str, type_info)) = type_info {
                FieldCursor::from(field_cursor_str).set_json_value(&mut object, value.unwrap(), type_info, err, &temp_cursor);
            }
        }
        let mut request: api::TransferJob = json::value::from_value(object).unwrap();
        let mut call = self.hub.transfer_jobs().create(request);
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _transfer_jobs_get(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        let mut call = self.hub.transfer_jobs().get(opt.value_of("job-name").unwrap_or(""));
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                "project-id" => {
                    call = call.project_id(value.unwrap_or(""));
                },
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v.extend(["project-id"].iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _transfer_jobs_list(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        let mut call = self.hub.transfer_jobs().list();
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                "page-token" => {
                    call = call.page_token(value.unwrap_or(""));
                },
                "page-size" => {
                    call = call.page_size(arg_from_str(value.unwrap_or("-0"), err, "page-size", "integer"));
                },
                "filter" => {
                    call = call.filter(value.unwrap_or(""));
                },
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v.extend(["filter", "page-token", "page-size"].iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _transfer_jobs_patch(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        
        let mut field_cursor = FieldCursor::default();
        let mut object = json::value::Value::Object(Default::default());
        
        for kvarg in opt.values_of("kv").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let last_errc = err.issues.len();
            let (key, value) = parse_kv_arg(&*kvarg, err, false);
            let mut temp_cursor = field_cursor.clone();
            if let Err(field_err) = temp_cursor.set(&*key) {
                err.issues.push(field_err);
            }
            if value.is_none() {
                field_cursor = temp_cursor.clone();
                if err.issues.len() > last_errc {
                    err.issues.remove(last_errc);
                }
                continue;
            }
        
            let type_info: Option<(&'static str, JsonTypeInfo)> =
                match &temp_cursor.to_string()[..] {
                    "project-id" => Some(("projectId", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "update-transfer-job-field-mask" => Some(("updateTransferJobFieldMask", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.object-conditions.max-time-elapsed-since-last-modification" => Some(("transferJob.transferSpec.objectConditions.maxTimeElapsedSinceLastModification", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.object-conditions.include-prefixes" => Some(("transferJob.transferSpec.objectConditions.includePrefixes", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Vec })),
                    "transfer-job.transfer-spec.object-conditions.exclude-prefixes" => Some(("transferJob.transferSpec.objectConditions.excludePrefixes", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Vec })),
                    "transfer-job.transfer-spec.object-conditions.min-time-elapsed-since-last-modification" => Some(("transferJob.transferSpec.objectConditions.minTimeElapsedSinceLastModification", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.gcs-data-source.bucket-name" => Some(("transferJob.transferSpec.gcsDataSource.bucketName", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.http-data-source.list-url" => Some(("transferJob.transferSpec.httpDataSource.listUrl", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.transfer-options.overwrite-objects-already-existing-in-sink" => Some(("transferJob.transferSpec.transferOptions.overwriteObjectsAlreadyExistingInSink", JsonTypeInfo { jtype: JsonType::Boolean, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.transfer-options.delete-objects-from-source-after-transfer" => Some(("transferJob.transferSpec.transferOptions.deleteObjectsFromSourceAfterTransfer", JsonTypeInfo { jtype: JsonType::Boolean, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.transfer-options.delete-objects-unique-in-sink" => Some(("transferJob.transferSpec.transferOptions.deleteObjectsUniqueInSink", JsonTypeInfo { jtype: JsonType::Boolean, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.gcs-data-sink.bucket-name" => Some(("transferJob.transferSpec.gcsDataSink.bucketName", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.aws-s3-data-source.aws-access-key.secret-access-key" => Some(("transferJob.transferSpec.awsS3DataSource.awsAccessKey.secretAccessKey", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.aws-s3-data-source.aws-access-key.access-key-id" => Some(("transferJob.transferSpec.awsS3DataSource.awsAccessKey.accessKeyId", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.transfer-spec.aws-s3-data-source.bucket-name" => Some(("transferJob.transferSpec.awsS3DataSource.bucketName", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.status" => Some(("transferJob.status", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.deletion-time" => Some(("transferJob.deletionTime", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.schedule.start-time-of-day.hours" => Some(("transferJob.schedule.startTimeOfDay.hours", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "transfer-job.schedule.start-time-of-day.nanos" => Some(("transferJob.schedule.startTimeOfDay.nanos", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "transfer-job.schedule.start-time-of-day.minutes" => Some(("transferJob.schedule.startTimeOfDay.minutes", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "transfer-job.schedule.start-time-of-day.seconds" => Some(("transferJob.schedule.startTimeOfDay.seconds", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "transfer-job.schedule.schedule-start-date.month" => Some(("transferJob.schedule.scheduleStartDate.month", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "transfer-job.schedule.schedule-start-date.day" => Some(("transferJob.schedule.scheduleStartDate.day", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "transfer-job.schedule.schedule-start-date.year" => Some(("transferJob.schedule.scheduleStartDate.year", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "transfer-job.schedule.schedule-end-date.month" => Some(("transferJob.schedule.scheduleEndDate.month", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "transfer-job.schedule.schedule-end-date.day" => Some(("transferJob.schedule.scheduleEndDate.day", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "transfer-job.schedule.schedule-end-date.year" => Some(("transferJob.schedule.scheduleEndDate.year", JsonTypeInfo { jtype: JsonType::Int, ctype: ComplexType::Pod })),
                    "transfer-job.project-id" => Some(("transferJob.projectId", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.description" => Some(("transferJob.description", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.last-modification-time" => Some(("transferJob.lastModificationTime", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.creation-time" => Some(("transferJob.creationTime", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    "transfer-job.name" => Some(("transferJob.name", JsonTypeInfo { jtype: JsonType::String, ctype: ComplexType::Pod })),
                    _ => {
                        let suggestion = FieldCursor::did_you_mean(key, &vec!["access-key-id", "aws-access-key", "aws-s3-data-source", "bucket-name", "creation-time", "day", "delete-objects-from-source-after-transfer", "delete-objects-unique-in-sink", "deletion-time", "description", "exclude-prefixes", "gcs-data-sink", "gcs-data-source", "hours", "http-data-source", "include-prefixes", "last-modification-time", "list-url", "max-time-elapsed-since-last-modification", "min-time-elapsed-since-last-modification", "minutes", "month", "name", "nanos", "object-conditions", "overwrite-objects-already-existing-in-sink", "project-id", "schedule", "schedule-end-date", "schedule-start-date", "seconds", "secret-access-key", "start-time-of-day", "status", "transfer-job", "transfer-options", "transfer-spec", "update-transfer-job-field-mask", "year"]);
                        err.issues.push(CLIError::Field(FieldError::Unknown(temp_cursor.to_string(), suggestion, value.map(|v| v.to_string()))));
                        None
                    }
                };
            if let Some((field_cursor_str, type_info)) = type_info {
                FieldCursor::from(field_cursor_str).set_json_value(&mut object, value.unwrap(), type_info, err, &temp_cursor);
            }
        }
        let mut request: api::UpdateTransferJobRequest = json::value::from_value(object).unwrap();
        let mut call = self.hub.transfer_jobs().patch(request, opt.value_of("job-name").unwrap_or(""));
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _transfer_operations_cancel(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        let mut call = self.hub.transfer_operations().cancel(opt.value_of("name").unwrap_or(""));
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _transfer_operations_delete(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        let mut call = self.hub.transfer_operations().delete(opt.value_of("name").unwrap_or(""));
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _transfer_operations_get(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        let mut call = self.hub.transfer_operations().get(opt.value_of("name").unwrap_or(""));
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _transfer_operations_list(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        let mut call = self.hub.transfer_operations().list(opt.value_of("name").unwrap_or(""));
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                "page-token" => {
                    call = call.page_token(value.unwrap_or(""));
                },
                "page-size" => {
                    call = call.page_size(arg_from_str(value.unwrap_or("-0"), err, "page-size", "integer"));
                },
                "filter" => {
                    call = call.filter(value.unwrap_or(""));
                },
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v.extend(["filter", "page-token", "page-size"].iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _transfer_operations_pause(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        
        let mut field_cursor = FieldCursor::default();
        let mut object = json::value::Value::Object(Default::default());
        
        for kvarg in opt.values_of("kv").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let last_errc = err.issues.len();
            let (key, value) = parse_kv_arg(&*kvarg, err, false);
            let mut temp_cursor = field_cursor.clone();
            if let Err(field_err) = temp_cursor.set(&*key) {
                err.issues.push(field_err);
            }
            if value.is_none() {
                field_cursor = temp_cursor.clone();
                if err.issues.len() > last_errc {
                    err.issues.remove(last_errc);
                }
                continue;
            }
        
            let type_info: Option<(&'static str, JsonTypeInfo)> =
                match &temp_cursor.to_string()[..] {
                    _ => {
                        let suggestion = FieldCursor::did_you_mean(key, &vec![]);
                        err.issues.push(CLIError::Field(FieldError::Unknown(temp_cursor.to_string(), suggestion, value.map(|v| v.to_string()))));
                        None
                    }
                };
            if let Some((field_cursor_str, type_info)) = type_info {
                FieldCursor::from(field_cursor_str).set_json_value(&mut object, value.unwrap(), type_info, err, &temp_cursor);
            }
        }
        let mut request: api::PauseTransferOperationRequest = json::value::from_value(object).unwrap();
        let mut call = self.hub.transfer_operations().pause(request, opt.value_of("name").unwrap_or(""));
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _transfer_operations_resume(&self, opt: &ArgMatches<'n>, dry_run: bool, err: &mut InvalidOptionsError)
                                                    -> Result<(), DoitError> {
        
        let mut field_cursor = FieldCursor::default();
        let mut object = json::value::Value::Object(Default::default());
        
        for kvarg in opt.values_of("kv").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let last_errc = err.issues.len();
            let (key, value) = parse_kv_arg(&*kvarg, err, false);
            let mut temp_cursor = field_cursor.clone();
            if let Err(field_err) = temp_cursor.set(&*key) {
                err.issues.push(field_err);
            }
            if value.is_none() {
                field_cursor = temp_cursor.clone();
                if err.issues.len() > last_errc {
                    err.issues.remove(last_errc);
                }
                continue;
            }
        
            let type_info: Option<(&'static str, JsonTypeInfo)> =
                match &temp_cursor.to_string()[..] {
                    _ => {
                        let suggestion = FieldCursor::did_you_mean(key, &vec![]);
                        err.issues.push(CLIError::Field(FieldError::Unknown(temp_cursor.to_string(), suggestion, value.map(|v| v.to_string()))));
                        None
                    }
                };
            if let Some((field_cursor_str, type_info)) = type_info {
                FieldCursor::from(field_cursor_str).set_json_value(&mut object, value.unwrap(), type_info, err, &temp_cursor);
            }
        }
        let mut request: api::ResumeTransferOperationRequest = json::value::from_value(object).unwrap();
        let mut call = self.hub.transfer_operations().resume(request, opt.value_of("name").unwrap_or(""));
        for parg in opt.values_of("v").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
            let (key, value) = parse_kv_arg(&*parg, err, false);
            match key {
                _ => {
                    let mut found = false;
                    for param in &self.gp {
                        if key == *param {
                            found = true;
                            call = call.param(self.gpm.iter().find(|t| t.0 == key).unwrap_or(&("", key)).1, value.unwrap_or("unset"));
                            break;
                        }
                    }
                    if !found {
                        err.issues.push(CLIError::UnknownParameter(key.to_string(),
                                                                  {let mut v = Vec::new();
                                                                           v.extend(self.gp.iter().map(|v|*v));
                                                                           v } ));
                    }
                }
            }
        }
        let protocol = CallType::Standard;
        if dry_run {
            Ok(())
        } else {
            assert!(err.issues.len() == 0);
            for scope in self.opt.values_of("url").map(|i|i.collect()).unwrap_or(Vec::new()).iter() {
                call = call.add_scope(scope);
            }
            let mut ostream = match writer_from_opts(opt.value_of("out")) {
                Ok(mut f) => f,
                Err(io_err) => return Err(DoitError::IoError(opt.value_of("out").unwrap_or("-").to_string(), io_err)),
            };
            match match protocol {
                CallType::Standard => call.doit(),
                _ => unreachable!()
            } {
                Err(api_err) => Err(DoitError::ApiError(api_err)),
                Ok((mut response, output_schema)) => {
                    let mut value = json::value::to_value(&output_schema).expect("serde to work");
                    remove_json_null_values(&mut value);
                    json::to_writer_pretty(&mut ostream, &value).unwrap();
                    ostream.flush().unwrap();
                    Ok(())
                }
            }
        }
    }

    fn _doit(&self, dry_run: bool) -> Result<Result<(), DoitError>, Option<InvalidOptionsError>> {
        let mut err = InvalidOptionsError::new();
        let mut call_result: Result<(), DoitError> = Ok(());
        let mut err_opt: Option<InvalidOptionsError> = None;
        match self.opt.subcommand() {
            ("google-service-accounts", Some(opt)) => {
                match opt.subcommand() {
                    ("get", Some(opt)) => {
                        call_result = self._google_service_accounts_get(opt, dry_run, &mut err);
                    },
                    _ => {
                        err.issues.push(CLIError::MissingMethodError("google-service-accounts".to_string()));
                        writeln!(io::stderr(), "{}\n", opt.usage()).ok();
                    }
                }
            },
            ("transfer-jobs", Some(opt)) => {
                match opt.subcommand() {
                    ("create", Some(opt)) => {
                        call_result = self._transfer_jobs_create(opt, dry_run, &mut err);
                    },
                    ("get", Some(opt)) => {
                        call_result = self._transfer_jobs_get(opt, dry_run, &mut err);
                    },
                    ("list", Some(opt)) => {
                        call_result = self._transfer_jobs_list(opt, dry_run, &mut err);
                    },
                    ("patch", Some(opt)) => {
                        call_result = self._transfer_jobs_patch(opt, dry_run, &mut err);
                    },
                    _ => {
                        err.issues.push(CLIError::MissingMethodError("transfer-jobs".to_string()));
                        writeln!(io::stderr(), "{}\n", opt.usage()).ok();
                    }
                }
            },
            ("transfer-operations", Some(opt)) => {
                match opt.subcommand() {
                    ("cancel", Some(opt)) => {
                        call_result = self._transfer_operations_cancel(opt, dry_run, &mut err);
                    },
                    ("delete", Some(opt)) => {
                        call_result = self._transfer_operations_delete(opt, dry_run, &mut err);
                    },
                    ("get", Some(opt)) => {
                        call_result = self._transfer_operations_get(opt, dry_run, &mut err);
                    },
                    ("list", Some(opt)) => {
                        call_result = self._transfer_operations_list(opt, dry_run, &mut err);
                    },
                    ("pause", Some(opt)) => {
                        call_result = self._transfer_operations_pause(opt, dry_run, &mut err);
                    },
                    ("resume", Some(opt)) => {
                        call_result = self._transfer_operations_resume(opt, dry_run, &mut err);
                    },
                    _ => {
                        err.issues.push(CLIError::MissingMethodError("transfer-operations".to_string()));
                        writeln!(io::stderr(), "{}\n", opt.usage()).ok();
                    }
                }
            },
            _ => {
                err.issues.push(CLIError::MissingCommandError);
                writeln!(io::stderr(), "{}\n", self.opt.usage()).ok();
            }
        }

        if dry_run {
            if err.issues.len() > 0 {
                err_opt = Some(err);
            }
            Err(err_opt)
        } else {
            Ok(call_result)
        }
    }

    // Please note that this call will fail if any part of the opt can't be handled
    fn new(opt: ArgMatches<'n>) -> Result<Engine<'n>, InvalidOptionsError> {
        let (config_dir, secret) = {
            let config_dir = match cmn::assure_config_dir_exists(opt.value_of("folder").unwrap_or("~/.google-service-cli")) {
                Err(e) => return Err(InvalidOptionsError::single(e, 3)),
                Ok(p) => p,
            };

            match cmn::application_secret_from_directory(&config_dir, "storagetransfer1-secret.json",
                                                         "{\"installed\":{\"auth_uri\":\"https://accounts.google.com/o/oauth2/auth\",\"client_secret\":\"hCsslbCUyfehWMmbkG8vTYxG\",\"token_uri\":\"https://accounts.google.com/o/oauth2/token\",\"client_email\":\"\",\"redirect_uris\":[\"urn:ietf:wg:oauth:2.0:oob\",\"oob\"],\"client_x509_cert_url\":\"\",\"client_id\":\"620010449518-9ngf7o4dhs0dka470npqvor6dc5lqb9b.apps.googleusercontent.com\",\"auth_provider_x509_cert_url\":\"https://www.googleapis.com/oauth2/v1/certs\"}}") {
                Ok(secret) => (config_dir, secret),
                Err(e) => return Err(InvalidOptionsError::single(e, 4))
            }
        };

        let auth = Authenticator::new(  &secret, DefaultAuthenticatorDelegate,
                                        if opt.is_present("debug-auth") {
                                            hyper::Client::with_connector(mock::TeeConnector {
                                                    connector: hyper::net::HttpsConnector::new(hyper_rustls::TlsClient::new())
                                                })
                                        } else {
                                            hyper::Client::with_connector(hyper::net::HttpsConnector::new(hyper_rustls::TlsClient::new()))
                                        },
                                        JsonTokenStorage {
                                          program_name: "storagetransfer1",
                                          db_dir: config_dir.clone(),
                                        }, Some(FlowType::InstalledRedirect(54324)));

        let client =
            if opt.is_present("debug") {
                hyper::Client::with_connector(mock::TeeConnector {
                        connector: hyper::net::HttpsConnector::new(hyper_rustls::TlsClient::new())
                    })
            } else {
                hyper::Client::with_connector(hyper::net::HttpsConnector::new(hyper_rustls::TlsClient::new()))
            };
        let engine = Engine {
            opt: opt,
            hub: api::Storagetransfer::new(client, auth),
            gp: vec!["$-xgafv", "access-token", "alt", "bearer-token", "callback", "fields", "key", "oauth-token", "pp", "pretty-print", "quota-user", "upload-type", "upload-protocol"],
            gpm: vec![
                    ("$-xgafv", "$.xgafv"),
                    ("access-token", "access_token"),
                    ("bearer-token", "bearer_token"),
                    ("oauth-token", "oauth_token"),
                    ("pretty-print", "prettyPrint"),
                    ("quota-user", "quotaUser"),
                    ("upload-type", "uploadType"),
                    ("upload-protocol", "upload_protocol"),
                ]
        };

        match engine._doit(true) {
            Err(Some(err)) => Err(err),
            Err(None)      => Ok(engine),
            Ok(_)          => unreachable!(),
        }
    }

    fn doit(&self) -> Result<(), DoitError> {
        match self._doit(false) {
            Ok(res) => res,
            Err(_) => unreachable!(),
        }
    }
}

fn main() {
    let mut exit_status = 0i32;
    let arg_data = [
        ("google-service-accounts", "methods: 'get'", vec![
            ("get",
                    Some(r##"Returns the Google service account that is used by Storage Transfer
        Service to access buckets in the project where transfers
        run or in other projects. Each Google service account is associated
        with one Google Cloud Platform Console project. Users
        should add this service account to the Google Cloud Storage bucket
        ACLs to grant access to Storage Transfer Service. This service
        account is created and owned by Storage Transfer Service and can
        only be used by Storage Transfer Service."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/google-service-accounts_get",
                  vec![
                    (Some(r##"project-id"##),
                     None,
                     Some(r##"The ID of the Google Cloud Platform Console project that the Google service
        account is associated with.
        Required."##),
                     Some(true),
                     Some(false)),
        
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ]),
        
        ("transfer-jobs", "methods: 'create', 'get', 'list' and 'patch'", vec![
            ("create",
                    Some(r##"Creates a transfer job that runs periodically."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/transfer-jobs_create",
                  vec![
                    (Some(r##"kv"##),
                     Some(r##"r"##),
                     Some(r##"Set various fields of the request structure, matching the key=value form"##),
                     Some(true),
                     Some(true)),
        
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ("get",
                    Some(r##"Gets a transfer job."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/transfer-jobs_get",
                  vec![
                    (Some(r##"job-name"##),
                     None,
                     Some(r##"The job to get.
        Required."##),
                     Some(true),
                     Some(false)),
        
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ("list",
                    Some(r##"Lists transfer jobs."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/transfer-jobs_list",
                  vec![
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ("patch",
                    Some(r##"Updates a transfer job. Updating a job's transfer spec does not affect
        transfer operations that are running already. Updating the scheduling
        of a job is not allowed."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/transfer-jobs_patch",
                  vec![
                    (Some(r##"job-name"##),
                     None,
                     Some(r##"The name of job to update.
        Required."##),
                     Some(true),
                     Some(false)),
        
                    (Some(r##"kv"##),
                     Some(r##"r"##),
                     Some(r##"Set various fields of the request structure, matching the key=value form"##),
                     Some(true),
                     Some(true)),
        
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ]),
        
        ("transfer-operations", "methods: 'cancel', 'delete', 'get', 'list', 'pause' and 'resume'", vec![
            ("cancel",
                    Some(r##"Cancels a transfer. Use the get method to check whether the cancellation succeeded or whether the operation completed despite cancellation."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/transfer-operations_cancel",
                  vec![
                    (Some(r##"name"##),
                     None,
                     Some(r##"The name of the operation resource to be cancelled."##),
                     Some(true),
                     Some(false)),
        
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ("delete",
                    Some(r##"This method is not supported and the server returns `UNIMPLEMENTED`."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/transfer-operations_delete",
                  vec![
                    (Some(r##"name"##),
                     None,
                     Some(r##"The name of the operation resource to be deleted."##),
                     Some(true),
                     Some(false)),
        
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ("get",
                    Some(r##"Gets the latest state of a long-running operation.  Clients can use this
        method to poll the operation result at intervals as recommended by the API
        service."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/transfer-operations_get",
                  vec![
                    (Some(r##"name"##),
                     None,
                     Some(r##"The name of the operation resource."##),
                     Some(true),
                     Some(false)),
        
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ("list",
                    Some(r##"Lists operations that match the specified filter in the request. If the
        server doesn't support this method, it returns `UNIMPLEMENTED`.
        
        NOTE: the `name` binding below allows API services to override the binding
        to use different resource name schemes, such as `users/*/operations`."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/transfer-operations_list",
                  vec![
                    (Some(r##"name"##),
                     None,
                     Some(r##"The value `transferOperations`."##),
                     Some(true),
                     Some(false)),
        
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ("pause",
                    Some(r##"Pauses a transfer operation."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/transfer-operations_pause",
                  vec![
                    (Some(r##"name"##),
                     None,
                     Some(r##"The name of the transfer operation.
        Required."##),
                     Some(true),
                     Some(false)),
        
                    (Some(r##"kv"##),
                     Some(r##"r"##),
                     Some(r##"Set various fields of the request structure, matching the key=value form"##),
                     Some(true),
                     Some(true)),
        
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ("resume",
                    Some(r##"Resumes a transfer operation that is paused."##),
                    "Details at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli/transfer-operations_resume",
                  vec![
                    (Some(r##"name"##),
                     None,
                     Some(r##"The name of the transfer operation.
        Required."##),
                     Some(true),
                     Some(false)),
        
                    (Some(r##"kv"##),
                     Some(r##"r"##),
                     Some(r##"Set various fields of the request structure, matching the key=value form"##),
                     Some(true),
                     Some(true)),
        
                    (Some(r##"v"##),
                     Some(r##"p"##),
                     Some(r##"Set various optional parameters, matching the key=value form"##),
                     Some(false),
                     Some(true)),
        
                    (Some(r##"out"##),
                     Some(r##"o"##),
                     Some(r##"Specify the file into which to write the program's output"##),
                     Some(false),
                     Some(false)),
                  ]),
            ]),
        
    ];
    
    let mut app = App::new("storagetransfer1")
           .author("Sebastian Thiel <byronimo@gmail.com>")
           .version("1.0.6+20170515")
           .about("Transfers data from external data sources to a Google Cloud Storage bucket or between Google Cloud Storage buckets.")
           .after_help("All documentation details can be found at http://byron.github.io/google-apis-rs/google_storagetransfer1_cli")
           .arg(Arg::with_name("url")
                   .long("scope")
                   .help("Specify the authentication a method should be executed in. Each scope requires the user to grant this application permission to use it.If unset, it defaults to the shortest scope url for a particular method.")
                   .multiple(true)
                   .takes_value(true))
           .arg(Arg::with_name("folder")
                   .long("config-dir")
                   .help("A directory into which we will store our persistent data. Defaults to a user-writable directory that we will create during the first invocation.[default: ~/.google-service-cli")
                   .multiple(false)
                   .takes_value(true))
           .arg(Arg::with_name("debug")
                   .long("debug")
                   .help("Output all server communication to standard error. `tx` and `rx` are placed into the same stream.")
                   .multiple(false)
                   .takes_value(false))
           .arg(Arg::with_name("debug-auth")
                   .long("debug-auth")
                   .help("Output all communication related to authentication to standard error. `tx` and `rx` are placed into the same stream.")
                   .multiple(false)
                   .takes_value(false));
           
           for &(main_command_name, about, ref subcommands) in arg_data.iter() {
               let mut mcmd = SubCommand::with_name(main_command_name).about(about);
           
               for &(sub_command_name, ref desc, url_info, ref args) in subcommands {
                   let mut scmd = SubCommand::with_name(sub_command_name);
                   if let &Some(desc) = desc {
                       scmd = scmd.about(desc);
                   }
                   scmd = scmd.after_help(url_info);
           
                   for &(ref arg_name, ref flag, ref desc, ref required, ref multi) in args {
                       let arg_name_str =
                           match (arg_name, flag) {
                                   (&Some(an), _       ) => an,
                                   (_        , &Some(f)) => f,
                                    _                    => unreachable!(),
                            };
                       let mut arg = Arg::with_name(arg_name_str)
                                         .empty_values(false);
                       if let &Some(short_flag) = flag {
                           arg = arg.short(short_flag);
                       }
                       if let &Some(desc) = desc {
                           arg = arg.help(desc);
                       }
                       if arg_name.is_some() && flag.is_some() {
                           arg = arg.takes_value(true);
                       }
                       if let &Some(required) = required {
                           arg = arg.required(required);
                       }
                       if let &Some(multi) = multi {
                           arg = arg.multiple(multi);
                       }
                       scmd = scmd.arg(arg);
                   }
                   mcmd = mcmd.subcommand(scmd);
               }
               app = app.subcommand(mcmd);
           }
           
        let matches = app.get_matches();

    let debug = matches.is_present("debug");
    match Engine::new(matches) {
        Err(err) => {
            exit_status = err.exit_code;
            writeln!(io::stderr(), "{}", err).ok();
        },
        Ok(engine) => {
            if let Err(doit_err) = engine.doit() {
                exit_status = 1;
                match doit_err {
                    DoitError::IoError(path, err) => {
                        writeln!(io::stderr(), "Failed to open output file '{}': {}", path, err).ok();
                    },
                    DoitError::ApiError(err) => {
                        if debug {
                            writeln!(io::stderr(), "{:#?}", err).ok();
                        } else {
                            writeln!(io::stderr(), "{}", err).ok();
                        }
                    }
                }
            }
        }
    }

    std::process::exit(exit_status);
}