feat: set up project

2023-07-19 11:47:46 +02:00
parent fac61db3f1
commit b426a36570
45 changed files with 2388 additions and 4 deletions
--- a/cmd/http/server/main.go
+++ b/cmd/http/server/main.go
@@ -0,0 +1,108 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"net/smtp"
+	"os"
+	"os/signal"
+	"strings"
+	"syscall"
+	"time"
+
+	"gitea.urkob.com/urko/btc-pay-checker/internal/api"
+	"gitea.urkob.com/urko/btc-pay-checker/internal/platform/mongodb/order"
+	"gitea.urkob.com/urko/btc-pay-checker/internal/services"
+	"gitea.urkob.com/urko/btc-pay-checker/internal/services/btc"
+	"gitea.urkob.com/urko/btc-pay-checker/internal/services/mail"
+	"gitea.urkob.com/urko/btc-pay-checker/internal/services/price"
+	"gitea.urkob.com/urko/btc-pay-checker/kit/cfg"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.mongodb.org/mongo-driver/mongo/options"
+)
+
+func main() {
+	envFile := ""
+	if os.Getenv("PAY_CHECKER_ENV") == "dev" {
+		envFile = ".env"
+	}
+	config := cfg.NewConfig(envFile)
+	log.SetFlags(log.Lmicroseconds)
+	if config.LogFile {
+		logFileName := fmt.Sprintf("%s.txt", time.Now().Format(strings.ReplaceAll(time.RFC1123Z, ":", "_")))
+		f, err := os.OpenFile(logFileName, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0o644)
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		defer f.Close()
+		log.SetOutput(f)
+	}
+
+	dbOpts := options.Client()
+	dbOpts.ApplyURI(config.DbAddress)
+
+	ctx, cancel := context.WithCancel(signalContext(context.Background()))
+	defer cancel()
+
+	client, err := mongo.Connect(ctx, dbOpts)
+	if err != nil {
+		panic(fmt.Errorf("mongo.NewClient: %w", err))
+	}
+
+	log.Println("mongodb client is connected")
+
+	ordersCollection := client.
+		Database(config.DbName).
+		Collection(config.OrdersCollection)
+	orderRepo := order.NewRepo(ordersCollection)
+	orderSrv := services.NewOrder(orderRepo)
+
+	priceSrv := price.NewPriceConversor(config.ConversorApi, config.ConversorApi)
+	btcSrv := btc.NewBitcoinService(config.RpcHost, config.RpcAuth, config.RpcZmq, config.WalletAddress).WithTestnet()
+	mailSrv := mail.NewMailService(
+		mail.MailServiceConfig{
+			Auth:         smtp.PlainAuth("", config.MailUser, config.MailPassword, config.MailHost),
+			Host:         config.MailHost,
+			Port:         config.MailPort,
+			From:         config.MailFrom,
+			TemplatesDir: config.MailTemplatesDir,
+		},
+	)
+
+	restServer := api.NewRestServer(config, orderSrv, btcSrv, priceSrv, mailSrv)
+	go func() {
+		if err = restServer.Start(ctx, config.ApiPort, config.Views); err != nil {
+			panic(fmt.Errorf("restServer.Start: %w", err))
+		}
+	}()
+
+	<-ctx.Done()
+
+	log.Println("on shutdown")
+	if restServer != nil {
+		if err := restServer.Shutdown(); err != nil {
+			panic(fmt.Errorf("restServer.Shutdown: %w", err))
+		}
+	}
+	log.Println("gracefully shutdown")
+}
+
+func signalContext(ctx context.Context) context.Context {
+	ctx, cancel := context.WithCancel(ctx)
+
+	sigs := make(chan os.Signal, 1)
+	signal.Notify(sigs, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)
+
+	go func() {
+		log.Println("listening for shutdown signal")
+		<-sigs
+		log.Println("shutdown signal received")
+		signal.Stop(sigs)
+		close(sigs)
+		cancel()
+	}()
+
+	return ctx
+}