initial code commit

sqlite-server/main.go

@@ -0,0 +1,44 @@
+package main
+
+import (
+	"database/sql"
+	"encoding/json"
+	"net/http"
+	"strings"
+
+	_ "modernc.org/sqlite"
+)
+
+const PORT = ":3000"
+
+func main() {
+	db, _ := sql.Open("sqlite", "emails.db")
+	db.Exec(`CREATE TABLE IF NOT EXISTS emails (
+		email TEXT PRIMARY KEY,
+		created TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+	)`)
+
+	http.HandleFunc("/submit", func(w http.ResponseWriter, r *http.Request) {
+		email := strings.TrimSpace(r.FormValue("email"))
+		if email == "" {
+			http.Error(w, "Email required", http.StatusBadRequest)
+			return
+		}
+
+		_, err := db.Exec(`INSERT OR IGNORE INTO emails(email) VALUES (?)`, email)
+
+		w.Header().Set("Content-Type", "application/json")
+		if err != nil {
+			json.NewEncoder(w).Encode(map[string]string{"error": "storage failed"})
+			return
+		}
+		json.NewEncoder(w).Encode(map[string]string{"message": "data received"})
+	})
+
+	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusOK)
+		w.Write([]byte("SQLite Write Server is running"))
+	})
+
+	http.ListenAndServe(PORT, nil)
+}