feat: Added last chapter and refactored whole project

cmd/server/main.go

@@ -0,0 +1,72 @@
+package main
+
+import (
+	"database/sql"
+	"log"
+	"net/http"
+	"os"
+	"sync/atomic"
+
+	"github.com/finchrelia/chirpy-server/internal/database"
+	"github.com/finchrelia/chirpy-server/internal/handler"
+	"github.com/joho/godotenv"
+	_ "github.com/lib/pq"
+)
+
+func main() {
+	godotenv.Load()
+	dbURL := os.Getenv("DB_URL")
+	if dbURL == "" {
+		log.Fatalf("Empty dbURL !")
+	}
+	platform := os.Getenv("PLATFORM")
+	if platform == "" {
+		log.Fatalf("Empty PLATFORM env var!")
+	}
+	jwtSecret := os.Getenv("JWT_SECRET")
+	if jwtSecret == "" {
+		log.Fatalf("Empty JWT_SECRET env var!")
+	}
+	polkaKey := os.Getenv("POLKA_KEY")
+	if polkaKey == "" {
+		log.Fatalf("Empty POLKA_KEY env var!")
+	}
+	db, err := sql.Open("postgres", dbURL)
+	if err != nil {
+		log.Fatalf("Unable to connect to db: %v", err)
+	}
+	apiCfg := &handler.APIConfig{
+		FileserverHits: atomic.Int32{},
+		DB:             database.New(db),
+		Platform:       platform,
+		JWT:            jwtSecret,
+		PolkaKey:       polkaKey,
+	}
+
+	mux := http.NewServeMux()
+	fsHandler := apiCfg.MiddlewareMetricsInc(http.StripPrefix("/app", http.FileServer(http.Dir("."))))
+	mux.Handle("/app/", fsHandler)
+	mux.HandleFunc("GET /api/healthz", handler.Readiness)
+	mux.HandleFunc("POST /api/polka/webhooks", apiCfg.SubscribeUser)
+
+	mux.HandleFunc("POST /api/login", apiCfg.Login)
+	mux.HandleFunc("POST /api/refresh", apiCfg.RefreshToken)
+	mux.HandleFunc("POST /api/revoke", apiCfg.RevokeToken)
+
+	mux.Handle("GET /admin/metrics", http.HandlerFunc(apiCfg.Metrics))
+	mux.Handle("POST /admin/reset", http.HandlerFunc(apiCfg.Reset))
+
+	mux.HandleFunc("GET /api/chirps", apiCfg.GetChirps)
+	mux.HandleFunc("POST /api/chirps", apiCfg.ChirpsCreate)
+	mux.HandleFunc("GET /api/chirps/{chirpID}", apiCfg.GetChirp)
+	mux.HandleFunc("DELETE /api/chirps/{chirpID}", apiCfg.DeleteChirp)
+
+	mux.HandleFunc("POST /api/users", apiCfg.CreateUsers)
+	mux.HandleFunc("PUT /api/users", apiCfg.UpdateUsers)
+
+	server := &http.Server{
+		Addr:    ":8080",
+		Handler: mux,
+	}
+	server.ListenAndServe()
+}