package commands

import (
	"strings"

	"github.com/bwmarrin/discordgo"
)

func newSetupCommand() *Cmd {
	return &Cmd{
		Command: &discordgo.ApplicationCommand{
			Name:        "setup",
			Description: "Configure your Thoughtful instance",
		},
		Handler: handleSetup,
	}
}

func handleSetup(s *discordgo.Session, ic *discordgo.InteractionCreate) {
	err := s.InteractionRespond(ic.Interaction, &discordgo.InteractionResponse{
		Type: discordgo.InteractionResponseModal,
		Data: &discordgo.InteractionResponseData{
			CustomID: "setup_modal",
			Title:    "Thoughtful Setup",
			Components: []discordgo.MessageComponent{
				discordgo.ActionsRow{
					Components: []discordgo.MessageComponent{
						discordgo.TextInput{
							CustomID:    "instance_url",
							Label:       "Instance URL",
							Style:       discordgo.TextInputShort,
							Placeholder: "https://your-thoughtful-instance.com",
							Required:    true,
						},
					},
				},
				discordgo.ActionsRow{
					Components: []discordgo.MessageComponent{
						discordgo.TextInput{
							CustomID:    "api_key",
							Label:       "API Key",
							Style:       discordgo.TextInputShort,
							Placeholder: "Your API Key",
							Required:    true,
						},
					},
				},
			},
		},
	})
	if err != nil {
		// fallback if modal fails (rare)
	}
}

func handleSetupSubmit(s *discordgo.Session, ic *discordgo.InteractionCreate) {
	data := ic.ModalSubmitData()
	url := ""
	key := ""

	for _, comp := range data.Components {
		// ActionsRow -> TextInput
		if row, ok := comp.(*discordgo.ActionsRow); ok {
			for _, c := range row.Components {
				if input, ok := c.(*discordgo.TextInput); ok {
					if input.CustomID == "instance_url" {
						url = strings.TrimSpace(input.Value)
					} else if input.CustomID == "api_key" {
						key = strings.TrimSpace(input.Value)
					}
				}
			}
		}
	}

	// Normalize URL
	url = strings.TrimSuffix(url, "/")

	if url == "" || key == "" {
		s.InteractionRespond(ic.Interaction, &discordgo.InteractionResponse{
			Type: discordgo.InteractionResponseChannelMessageWithSource,
			Data: &discordgo.InteractionResponseData{
				Content: "Both URL and API Key are required.",
				Flags:   discordgo.MessageFlagsEphemeral,
			},
		})
		return
	}

	user := ic.User
	if user == nil {
		user = ic.Member.User
	}

	err := SaveUserConfig(user.ID, UserConfig{
		InstanceURL: url,
		APIKey:      key,
	})

	content := "Configuration saved successfully!"
	if err != nil {
		content = "Error saving configuration: " + err.Error()
	}

	s.InteractionRespond(ic.Interaction, &discordgo.InteractionResponse{
		Type: discordgo.InteractionResponseChannelMessageWithSource,
		Data: &discordgo.InteractionResponseData{
			Content: content,
			Flags:   discordgo.MessageFlagsEphemeral,
		},
	})
}