feat: Add location search

main.go

@@ -1,40 +1,54 @@
 package main
 
 import (
+	"fmt"
 	"os"
+	"strings"
 
 	"github.com/rs/zerolog/log"
 
 	"prayertimes/internal/api"
 	"prayertimes/internal/net"
+	"prayertimes/pkg/citydb"
 	"prayertimes/pkg/diyanetapi"
 	"prayertimes/pkg/diyanetcalc"
 	"prayertimes/pkg/diyanetprovider"
 )
 
 func main() {
-	port := getDefaultEnv("PORT", "8000")
-
-	services, err := newServices()
-	if err != nil {
-		log.Fatal().Err(err).Msg("failed to init services")
-	}
-	app := api.New(services)
-
-	err = app.Listen(":" + port)
-	if err != nil {
-		log.Fatal().Err(err).Msg("exit with an error")
+	if err := run(); err != nil {
+		log.Fatal().Err(err).Msg("failed to run app")
 	}
 }
 
-func newServices() (api.Services, error) {
+func run() error {
+	port := getDefaultEnv("PORT", "8000")
+	dbPath := strings.TrimSpace(getDefaultEnv("DB_PATH", "./prayertimes.sqlite3"))
+	if dbPath == "" {
+		return fmt.Errorf("DB_PATH is not set")
+	}
+
+	locationProvider, err := citydb.Open(dbPath)
+	if err != nil {
+		return fmt.Errorf("failed to open city database: %w", err)
+	}
+	defer locationProvider.Close()
+
 	diyanetAPIProvider := diyanetapi.New(net.ReqClient)
 	diyanetCalcProvider := diyanetcalc.New()
-	provider := diyanetprovider.New(diyanetAPIProvider, diyanetCalcProvider)
+	prayerProvider := diyanetprovider.New(diyanetAPIProvider, diyanetCalcProvider)
 
-	return api.Services{
-		Provider: provider,
-	}, nil
+	services := api.Services{
+		PrayerProvider:   prayerProvider,
+		LocationProvider: locationProvider,
+	}
+
+	app := api.New(services)
+	if err := app.Listen(":" + port); err != nil {
+		return fmt.Errorf("failed to listen on http port: %w", err)
+	}
+
+	return nil
 }
 
 func getDefaultEnv(name string, defaultValue string) string {