package main

import (
	"fmt"
	"os"
	"os/user"
)

/*
	this parses the command line arguements

	this enables command line options from other packages like 'gui' and 'log'
*/

type args struct {
	Quick    *QuickCmd `arg:"subcommand:quick"                  help:"only do repos with patches"`
	DryRun   bool      `arg:"--dry-run,env:DRYRUN"              help:"don't actually do the release"`
	Minor    bool      `arg:"--minor"                           help:"increment minor verion numbers"`
	Protobuf bool      `arg:"--protobuf"                        help:"increment protobuf repos"`
	Verbose  bool      `arg:"--verbose"                         help:"talk alot"`
	Full     bool      `arg:"--full"                            help:"build every package"`
	Reason   string    `arg:"--reason"                          help:"tag message"`
	Force    bool      `arg:"--force"                           help:"try harder than normal"`
	Port     int       `arg:"--port"     default:"9419"         help:"do fun stuff with curl"`
	Bash     bool      `arg:"--bash"                            help:"generate bash completion"`
	BashAuto []string  `arg:"--auto-complete"                   help:"does the actual autocompletion"`
}

type QuickCmd struct {
	List   *EmptyCmd `arg:"subcommand:list"          help:"list available patches"`
	Show   *EmptyCmd `arg:"subcommand:show"          help:"show a specific patch"`
	NoLibs *EmptyCmd `arg:"subcommand:show"          help:"skip libraries that aren't changed"`
}

type EmptyCmd struct {
}

func (a args) Description() string {
	return `
Example usage:
	guireleaser go.wit.com/apps/go-clone --increment --release --dry-run --reason "blerg"

This will pull down the go sources and
the repositories in the go.sum file using git clone`
}

func (args) Version() string {
	return "guireleaser " + VERSION
}

/*
	handles shell autocomplete
*/

func (a args) DoAutoComplete(argv []string) {
	switch argv[0] {
	case "checkout":
		usr, _ := user.Current()
		fmt.Println("user devel master " + usr.Username)
	case "commit":
		fmt.Println("--all")
	case "config":
		fmt.Println("add fix list delete")
	case "list":
		fmt.Println("--all --mine --favorites --private")
	case "pull":
		fmt.Println("--all --mine --favorites --private")
	case "patch":
		fmt.Println("--list --submit --show")
	case "dirty":
		fmt.Println("--show-files")
	case "user":
		fmt.Println("--force")
	case "devel":
		fmt.Println("--force")
	case "master":
		fmt.Println("--force")
	default:
		if argv[0] == ARGNAME {
			// list the subcommands here
			fmt.Println("--bash quick")
		}
	}
	os.Exit(0)
}