package main

import (
	"fmt"
	"log"
	"net/http"
	"os"
	"strings"

	"pdf-form-api/db"
	"pdf-form-api/handlers"
)

func main() {
	loadEnvFile(".env.local")

	storeDir := os.Getenv("PDF_STORE_DIR")
	if storeDir == "" {
		storeDir = "./data"
	}

	dbPath := os.Getenv("PDF_DB_PATH")
	if dbPath == "" {
		dbPath = "./data/pdf_forms.db"
	}

	port := os.Getenv("PORT")
	if port == "" {
		port = "8080"
	}

	database, err := db.InitDB(dbPath, storeDir)
	if err != nil {
		log.Fatalf("Failed to initialize database: %v", err)
	}
	defer database.Close()

	srv := handlers.NewServer(database, storeDir)

	addr := fmt.Sprintf(":%s", port)
	log.Printf("Server starting on %s", addr)
	log.Printf("PDFs stored in: %s", storeDir)
	log.Printf("Database at: %s", dbPath)

	if err := http.ListenAndServe(addr, srv.Routes()); err != nil {
		log.Fatalf("Server failed: %v", err)
	}
}

func loadEnvFile(path string) {
	data, err := os.ReadFile(path)
	if err != nil {
		return
	}
	for _, line := range strings.Split(string(data), "\n") {
		line = strings.TrimSpace(line)
		if line == "" || strings.HasPrefix(line, "#") {
			continue
		}
		parts := strings.SplitN(line, "=", 2)
		if len(parts) == 2 {
			os.Setenv(strings.TrimSpace(parts[0]), strings.TrimSpace(parts[1]))
		}
	}
}