package public

import (
	"fmt"
	"velox-bot/internal/music"

	"github.com/bwmarrin/discordgo"
)

var Volume = &discordgo.ApplicationCommand{
	Name:        "volume",
	Description: "Set playback volume (0-150)",
	Options: []*discordgo.ApplicationCommandOption{
		{
			Type:        discordgo.ApplicationCommandOptionInteger,
			Name:        "value",
			Description: "Volume percent (0-150)",
			Required:    true,
			MinValue:    ptrFloat(0),
			MaxValue:    150,
		},
	},
}

func VolumeHandler(s *discordgo.Session, i *discordgo.InteractionCreate) {
	_ = s.InteractionRespond(i.Interaction, &discordgo.InteractionResponse{
		Type: discordgo.InteractionResponseDeferredChannelMessageWithSource,
		Data: &discordgo.InteractionResponseData{
			Content: "Updating volume...",
			Flags:   discordgo.MessageFlagsEphemeral,
		},
	})

	if !memberHasDJRole(s, i.GuildID, i.Member) {
		_, _ = s.InteractionResponseEdit(i.Interaction, &discordgo.WebhookEdit{
			Content: ptr("You need the **DJ** role to use music commands."),
		})
		return
	}

	data := i.ApplicationCommandData()
	if len(data.Options) == 0 {
		_, _ = s.InteractionResponseEdit(i.Interaction, &discordgo.WebhookEdit{
			Content: ptr("Missing volume value."),
		})
		return
	}

	vol := int(data.Options[0].IntValue())
	if err := music.SetVolume(i.GuildID, vol); err != nil {
		_, _ = s.InteractionResponseEdit(i.Interaction, &discordgo.WebhookEdit{
			Content: ptr(fmt.Sprintf("Error: %v", err)),
		})
		return
	}

	_, _ = s.InteractionResponseEdit(i.Interaction, &discordgo.WebhookEdit{
		Content: ptr(fmt.Sprintf("Volume set to **%d%%**.", vol)),
	})
}

func ptrFloat(v float64) *float64 { return &v }