idk

database.go

@@ -0,0 +1,47 @@
+package main
+
+import (
+	"context"
+
+	//"golang.org/x/crypto/bcrypt"
+
+	"github.com/jackc/pgx/v5"
+)
+
+var dbConn *pgx.Conn
+
+func InitDatabase(ctx context.Context) {
+	conn, err := pgx.Connect(ctx, "postgres://master:secret@localhost:5432")
+	if err != nil {
+		panic(err)
+	}
+
+	_, err = conn.Exec(ctx, `
+		CREATE TABLE IF NOT EXISTS users (
+		    id SERIAL PRIMARY KEY,
+		    name VARCHAR(20) UNIQUE NOT NULL,
+		    pass_hash VARCHAR(60) NOT NULL,
+		    color VARCHAR(3) DEFAULT NULL
+		);
+		CREATE TABLE IF NOT EXISTS chat_groups (
+		    id SERIAL PRIMARY KEY,
+		    name VARCHAR(48) NOT NULL,
+		    creator_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+		    owner_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+		    enable_user_colors BOOLEAN NOT NULL DEFAULT true,
+		    group_color VARCHAR(3),
+		    created_at TIMESTAMP NOT NULL DEFAULT NOW()
+		);
+		CREATE TABLE IF NOT EXISTS chat_group_members (
+			group_id INTEGER NOT NULL REFERENCES chat_groups(id) ON DELETE CASCADE,
+			user_id  INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+			joined_at TIMESTAMP NOT NULL DEFAULT NOW(),
+			PRIMARY KEY (group_id, user_id)
+		);
+	`)
+	if err != nil {
+		panic(err)
+	}
+
+	dbConn = conn
+}