package main

import (
	"log/slog"
	"os"

	"github.com/lab/automation-jobs-core/temporal/activities"
	"github.com/lab/automation-jobs-core/temporal/workflows"
	"go.temporal.io/sdk/client"
	"go.temporal.io/sdk/worker"
)

const (
	SampleTaskQueue = "sample-task-queue"
)

func main() {
	// Use slog for structured logging.
	slog.SetDefault(slog.New(slog.NewJSONHandler(os.Stdout, nil)))

	// Get Temporal server address from environment variable.
	temporalAddress := os.Getenv("TEMPORAL_ADDRESS")
	if temporalAddress == "" {
		slog.Warn("TEMPORAL_ADDRESS not set, defaulting to localhost:7233")
		temporalAddress = "localhost:7233"
	}

	// Create a new Temporal client.
	c, err := client.Dial(client.Options{
		HostPort: temporalAddress,
		Logger:   slog.Default(),
	})
	if err != nil {
		slog.Error("Unable to create Temporal client", "error", err)
		os.Exit(1)
	}
	defer c.Close()

	// Create a new worker.
	w := worker.New(c, SampleTaskQueue, worker.Options{})

	// Register the workflow and activity.
	w.RegisterWorkflow(workflows.SampleWorkflow)
	w.RegisterActivity(activities.SampleActivity)

	slog.Info("Starting Temporal worker", "task_queue", SampleTaskQueue)

	// Start the worker.
	err = w.Run(worker.InterruptCh())
	if err != nil {
		slog.Error("Unable to start worker", "error", err)
		os.Exit(1)
	}
}