package cmdpacks

import (
	"context"
	tea "github.com/charmbracelet/bubbletea"
	"github.com/lmika/dynamo-browse/internal/common/ui/commandctrl"
	"github.com/lmika/dynamo-browse/internal/dynamo-browse/controllers"
	"ucl.lmika.dev/repl"
	"ucl.lmika.dev/ucl"
)

type StandardCommands struct {
	ReadController *controllers.TableReadController
}

var cmdQuitDoc = repl.Doc{
	Brief: "Quits dynamo-browse",
	Usage: "quit",
	Detailed: `
		This will quit dynamo-browse immediately, without prompting to apply
		any changes.
    `,
}

func (sc StandardCommands) cmdQuit(ctx context.Context, args ucl.CallArgs) (any, error) {
	commandctrl.PostMsg(ctx, tea.Quit)
	return nil, nil
}

var cmdTableDoc = repl.Doc{
	Brief: "Prompt for table to scan",
	Usage: "table [NAME]",
	Args: []repl.ArgDoc{
		{Name: "name", Brief: "Name of the table to scan"},
	},
	Detailed: `
		If called with an argument, it will scan the table with that name and
		replace the current result set. If called without an argument, it will
		prompt for a table to scan.

		This command is intended only for interactive sessions and is not suitable
		for scripting. The scan or table prompts will happen asynchronously.
    `,
}

func (sc StandardCommands) cmdTable(ctx context.Context, args ucl.CallArgs) (any, error) {
	var tableName string
	if err := args.Bind(&tableName); err == nil {
		commandctrl.PostMsg(ctx, sc.ReadController.ScanTable(tableName))
		return nil, nil
	}

	commandctrl.PostMsg(ctx, sc.ReadController.ListTables(false))
	return nil, nil
}

func (sc StandardCommands) ConfigureUCL(ucl *ucl.Inst) {
	ucl.SetBuiltin("quit", sc.cmdQuit)
	ucl.SetBuiltin("table", sc.cmdTable)
}