package greeter

import (
	"context"

	"git.golem15.com/golem15/summercms/backpack"
	"git.golem15.com/golem15/summercms/bonfire"
	"git.golem15.com/golem15/summercms/pact"
	"git.golem15.com/golem15/summercms/party"
)

// Plugin is the golem15.greeter plugin. It requires golem15.hello.
type Plugin struct {
	app   *backpack.App
	extra string
}

func (p *Plugin) ID() string         { return "golem15.greeter" }
func (p *Plugin) Requires() []string { return []string{"golem15.hello"} }

func (p *Plugin) Register(*backpack.App) error { return nil }

func (p *Plugin) Boot(app *backpack.App) error {
	p.app = app
	p.extra = ""
	if app != nil && app.HasPlugin("golem15.optional") {
		if msg, ok := app.Lookup[pact.OptionalMessage](); ok {
			p.extra = msg.Message()
		}
	}
	return nil
}

func (p *Plugin) Commands() []bonfire.Command {
	return []bonfire.Command{{
		Name:        "greeter:hello",
		Description: "Print the configured application name",
		Run: func(ctx context.Context, in bonfire.Input, out bonfire.Output) error {
			name := ""
			posts := 0
			debug := false
			if p.app != nil && p.app.Config != nil {
				name = p.app.Config.String("app.name")
				posts = p.app.Config.Int("golem15.hello.posts_per_page")
				debug = p.app.Config.Bool("app.debug")
			}
			out.Printf("name=%s posts_per_page=%d debug=%t extra=%s\n", name, posts, debug, p.extra)
			return nil
		},
	}}
}

var _ pact.HasCommands = (*Plugin)(nil)

func init() {
	party.Register(&Plugin{})
}