package commands

import (
	"context"
	"fmt"

	"github.com/disgoorg/disgo/discord"
	"github.com/disgoorg/disgo/events"
)

type RemoveCommand struct {
	deps *Dependencies
}

func NewRemoveCommand(deps *Dependencies) *RemoveCommand {
	return &RemoveCommand{deps: deps}
}

func (c *RemoveCommand) Definition() discord.ApplicationCommandCreate {
	return discord.SlashCommandCreate{
		Name:        "remove",
		Description: "Removes a track from the queue",
		Options: []discord.ApplicationCommandOption{
			discord.ApplicationCommandOptionInt{
				Name:        "position",
				Description: "Position in the queue, as shown by /queue (1 is next)",
				Required:    true,
				MinValue:    intPtr(1),
			},
		},
	}
}

func (c *RemoveCommand) Execute(ctx context.Context, event *events.ApplicationCommandInteractionCreate) error {
	gid, err := requirePlaybackAccess(c.deps.Discord, event)
	if err != nil {
		return err
	}

	position := event.SlashCommandInteractionData().Int("position")

	track, ok := c.deps.Music.Guild(gid).RemoveQueued(position - 1)
	if !ok {
		return rejectEphemeral(event, fmt.Sprintf("There's no track at position %d in the queue.", position))
	}
	return reply(event, fmt.Sprintf("Removed **%s** from the queue.", track.Info.Title))
}