package main

import (
	"context"
	"fmt"
	"git.aiterp.net/lucifer/new-server/app/client"
	"git.aiterp.net/lucifer/new-server/models"
	"log"
	"os"
)

func handlerCmd(
	ctx context.Context,
	c client.Client,
) {
	cmd := parseCommand(os.Args[2:])

	switch cmd.Name {
	case "list":
		handlers, err := c.GetHandlers(ctx)
		if err != nil {
			log.Fatalln(err)
		}

		WriteHandlerInfoTable(os.Stdout, handlers)
	case "add":
		model := models.EventHandler{}

		// Event name
		model.EventName = cmd.Params.Get(0).StringOr("")
		if len(model.EventName) == 0 {
			log.Fatalln("Event name needed!")
		}

		// Search
		fetchStr := cmd.Params.Get(1).String()
		if fetchStr == nil {
			log.Fatalln("Search filter needed!")
		}
		model.TargetKind, model.TargetValue = models.ParseFetchString(*fetchStr)

		// From / To
		model.From = cmd.Params.Get("from").TimeOfDayOr(models.Never)
		model.To = cmd.Params.Get("to").TimeOfDayOr(models.Never)
		if model.From.IsNever() != model.To.IsNever() {
			log.Fatalln("from and to must be specified together!")
		}

		// One shot
		model.OneShot = cmd.Params.Get("one-shot").StringOr("false") == "true"

		// Priority
		model.Priority = cmd.Params.Get("priority").IntOr(100)

		// Conditions
		model.Conditions = cmd.Params.Subset("conditions").EventConditions()

		// Power, Color, Intensity, Temperature
		nds := cmd.Params.DeviceState("set-")
		model.Actions.SetPower = nds.Power
		model.Actions.SetColor = nds.Color
		model.Actions.SetIntensity = nds.Intensity

		// Add intensity
		model.Actions.AddIntensity = cmd.Params.Get("add-intensity").Float()

		// Fire
		fireParams := cmd.Params.Subset("fire")
		fireName := fireParams.Get("name").String()
		if fireName != nil {
			firePayloadParams := fireParams.Subset("payload")

			model.Actions.FireEvent = &models.Event{
				Name:    *fireName,
				Payload: make(map[string]string, len(firePayloadParams)),
			}

			for key, value := range firePayloadParams.StringMap() {
				model.Actions.FireEvent.Payload[key] = value
			}
		}

		newHandler, err := c.AddHandler(ctx, model)
		if err != nil {
			log.Fatalln(err)
		}

		WriteHandlerInfoTable(os.Stdout, []models.EventHandler{*newHandler})
	case "delete":
		id := cmd.Params.Get(0).Int()
		if id == nil {
			log.Fatalln("ID missing")
		}

		handler, err := c.DeleteHandler(ctx, *id)
		if err != nil {
			log.Fatalln(err)
		}

		WriteHandlerInfoTable(os.Stdout, []models.EventHandler{*handler})
	default:
		if cmd.Name != "help" {
			log.Println("Unknown command:", cmd.Name)
		}

		_, _ = fmt.Fprintln(os.Stderr, helpString[1:])
	}
}