Go server draft

backend/Makefile

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+# Go parameters
+GOCMD = go
+GOBUILD = $(GOCMD) build
+GOCLEAN = $(GOCMD) clean
+GOTEST = $(GOCMD) test
+GOGET = $(GOCMD) get
+
+# SQLite database filename
+DB_FILE = db.sqlite3
+
+# Directory containing migration SQL scripts
+MIGRATIONS_DIR = migrations
+
+# Build target
+build:
+	$(GOBUILD) -o bin/server cmd/*.go
+
+# Run target
+run: build
+	./bin/server
+
+# Clean target
+clean:
+	$(GOCLEAN)
+	rm -f bin/server
+	rm -f db.sqlite3
+
+# Test target
+test:
+	$(GOTEST) ./...
+
+# Get dependencies target
+deps:
+	$(GOGET) -v ./...
+
+# Update dependencies target
+update:
+	$(GOGET) -u -v ./...
+	$(GOCMD) mod tidy
+
+# Migration target
+migrate:
+	@echo "Migrating database $(DB_FILE) using SQL scripts in $(MIGRATIONS_DIR)"
+	@for file in $(wildcard $(MIGRATIONS_DIR)/*.sql); do \
+		echo "Applying migration: $$file"; \
+		sqlite3 $(DB_FILE) < $$file; \
+	done
+
+# Default target
+default: build	

backend/cmd/main.go

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+package main
+
+import (
+	"fmt"
+	"io"
+	"net/http"
+	"tmp/internal/database"
+
+	_ "github.com/mattn/go-sqlite3"
+)
+
+// This is what a handler looks like
+func handler(w http.ResponseWriter, r *http.Request) {
+	fmt.Println("Request received")
+	io.WriteString(w, "This is my website!\n")
+}
+
+func main() {
+	println("Starting server...")
+	database.DbConnect()
+
+	// Mounting the handler
+	fs := http.FileServer(http.Dir("static"))
+	http.Handle("/", fs)
+	http.HandleFunc("/hello", handler)
+
+	// Start the server on port 8080
+	err := http.ListenAndServe(":8080", nil)
+	if err != nil {
+		panic(err)
+	}
+}

backend/go.mod

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+module tmp
+
+go 1.21.1
+
+require (
+	github.com/jmoiron/sqlx v1.3.5
+	github.com/mattn/go-sqlite3 v1.14.22
+)

backend/go.sum

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+github.com/go-sql-driver/mysql v1.6.0 h1:BCTh4TKNUYmOmMUcQ3IipzF5prigylS7XXjEkfCHuOE=
+github.com/go-sql-driver/mysql v1.6.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
+github.com/jmoiron/sqlx v1.3.5 h1:vFFPA71p1o5gAeqtEAwLU4dnX2napprKtHr7PYIcN3g=
+github.com/jmoiron/sqlx v1.3.5/go.mod h1:nRVWtLre0KfCLJvgxzCsLVMogSvQ1zNJtpYr2Ccp0mQ=
+github.com/lib/pq v1.2.0 h1:LXpIM/LZ5xGFhOpXAQUIMM1HdyqzVYM13zNdjCEEcA0=
+github.com/lib/pq v1.2.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
+github.com/mattn/go-sqlite3 v1.14.6/go.mod h1:NyWgC/yNuGj7Q9rpYnZvas74GogHl5/Z4A/KQRfk6bU=
+github.com/mattn/go-sqlite3 v1.14.22 h1:2gZY6PC6kBnID23Tichd1K+Z0oS6nE/XwU+Vz/5o4kU=
+github.com/mattn/go-sqlite3 v1.14.22/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=

backend/internal/database/db.go

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+package database
+
+import (
+	"os"
+
+	"github.com/jmoiron/sqlx"
+	_ "github.com/mattn/go-sqlite3"
+)
+
+func DbConnect() *sqlx.DB {
+	// Check for the environment variable
+	dbpath := os.Getenv("SQLITE_DB_PATH")
+
+	// Default to something reasonable
+	if dbpath == "" {
+		dbpath = "./db.sqlite3"
+	}
+
+	// Open the database
+	// db, err := sqlx.Connect("sqlite3", ":memory:")
+	db, err := sqlx.Connect("sqlite3", dbpath)
+	if err != nil {
+		panic(err)
+	}
+
+	err = db.Ping()
+	if err != nil {
+		panic(err)
+	}
+
+	return db
+}

backend/internal/database/db_test.go

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+package database
+
+import (
+	"testing"
+)
+
+func TestDbConnect(t *testing.T) {
+	db := DbConnect()
+	_ = db
+}

backend/migrations/0010.sql

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+PRAGMA foreign_keys = ON;
+
+CREATE TABLE IF NOT EXISTS users (
+  id INTEGER PRIMARY KEY,
+  username VARCHAR(255) NOT NULL,
+  password VARCHAR(255) NOT NULL
+);