package cmd

import (
	"fmt"
	"os"

	"git.franklin.lab/steve.cliff/pcli/client"
	"git.franklin.lab/steve.cliff/pcli/output"
	"github.com/spf13/cobra"
)

var listCmd = &cobra.Command{
	Use:   "list",
	Short: "Manage lists (board columns)",
	Long:  "Commands for managing Planka lists (board columns)",
}

var listCreateCmd = &cobra.Command{
	Use:   "create",
	Short: "Create a new list",
	RunE: func(cmd *cobra.Command, args []string) error {
		board, _ := cmd.Flags().GetString("board")
		name, _ := cmd.Flags().GetString("name")
		listType, _ := cmd.Flags().GetString("type")
		position, _ := cmd.Flags().GetFloat64("position")

		// Validate required flags
		if board == "" {
			return cmd.Usage()
		}
		if name == "" {
			return cmd.Usage()
		}
		if listType == "" {
			listType = "active" // default to active
		}

		fields := client.ListCreateFields{
			Name:     name,
			Type:     listType,
			Position: position,
		}

		list, err := getClient().CreateList(getContext(), board, fields)
		if err != nil {
			return friendlyAPIError(err, "create list", "requires board editor role")
		}

		return output.Print(list, getFormat(), os.Stdout)
	},
}

var listGetCmd = &cobra.Command{
	Use:   "get <id>",
	Short: "Get a list by ID",
	Args:  cobra.ExactArgs(1),
	RunE: func(cmd *cobra.Command, args []string) error {
		list, err := getClient().GetList(getContext(), args[0])
		if err != nil {
			return err
		}

		return output.Print(list, getFormat(), os.Stdout)
	},
}

var listUpdateCmd = &cobra.Command{
	Use:   "update <id>",
	Short: "Update a list",
	Args:  cobra.ExactArgs(1),
	RunE: func(cmd *cobra.Command, args []string) error {
		fields := client.ListUpdateFields{}

		if name, _ := cmd.Flags().GetString("name"); cmd.Flags().Changed("name") {
			fields.Name = &name
		}
		if listType, _ := cmd.Flags().GetString("type"); cmd.Flags().Changed("type") {
			fields.Type = &listType
		}
		if color, _ := cmd.Flags().GetString("color"); cmd.Flags().Changed("color") {
			fields.Color = &color
		}
		if pos, _ := cmd.Flags().GetFloat64("position"); cmd.Flags().Changed("position") {
			fields.Position = &pos
		}
		if board, _ := cmd.Flags().GetString("board"); cmd.Flags().Changed("board") {
			fields.BoardID = &board
		}

		// Check if at least one field is being updated
		if fields.Name == nil && fields.Type == nil && fields.Color == nil && fields.Position == nil && fields.BoardID == nil {
			return fmt.Errorf("at least one field must be specified for update")
		}

		list, err := getClient().UpdateList(getContext(), args[0], fields)
		if err != nil {
			return friendlyAPIError(err, "update list", "requires board editor role")
		}

		return output.Print(list, getFormat(), os.Stdout)
	},
}

var listDeleteCmd = &cobra.Command{
	Use:   "delete <id>",
	Short: "Delete a list",
	Args:  cobra.ExactArgs(1),
	RunE: func(cmd *cobra.Command, args []string) error {
		err := getClient().DeleteList(getContext(), args[0])
		if err != nil {
			return friendlyAPIError(err, "delete list", "requires board editor role")
		}

		fmt.Println("List deleted successfully")
		return nil
	},
}

func init() {
	rootCmd.AddCommand(listCmd)
	listCmd.AddCommand(listCreateCmd)
	listCmd.AddCommand(listGetCmd)
	listCmd.AddCommand(listUpdateCmd)
	listCmd.AddCommand(listDeleteCmd)

	// Flags for list create
	listCreateCmd.Flags().String("board", "", "Board ID (required)")
	listCreateCmd.Flags().String("name", "", "List name (required)")
	listCreateCmd.Flags().String("type", "active", "List type (active|closed, default: active)")
	listCreateCmd.Flags().Float64("position", 65536, "List position (optional, default 65536)")

	listCreateCmd.MarkFlagRequired("board")
	listCreateCmd.MarkFlagRequired("name")

	// Flags for list update
	listUpdateCmd.Flags().String("name", "", "List name")
	listUpdateCmd.Flags().String("type", "", "List type (active|closed)")
	listUpdateCmd.Flags().String("color", "", "List color")
	listUpdateCmd.Flags().Float64("position", 0, "List position")
	listUpdateCmd.Flags().String("board", "", "Move list to different board (Board ID)")
}