update

backend/db.go

@@ -0,0 +1,76 @@
+package main
+
+import (
+	"database/sql"
+	"fmt"
+	"os"
+	"path/filepath"
+
+	_ "modernc.org/sqlite"
+)
+
+func initDB(cfg Config) (*sql.DB, error) {
+	if err := os.MkdirAll(filepath.Dir(cfg.DBPath), 0o755); err != nil {
+		return nil, fmt.Errorf("create data dir: %w", err)
+	}
+
+	db, err := sql.Open("sqlite", cfg.DBPath)
+	if err != nil {
+		return nil, fmt.Errorf("open sqlite: %w", err)
+	}
+
+	db.SetMaxOpenConns(1)
+	db.SetMaxIdleConns(1)
+
+	if _, err := db.Exec(`
+PRAGMA foreign_keys = ON;
+PRAGMA journal_mode = WAL;
+PRAGMA busy_timeout = 5000;
+`); err != nil {
+		return nil, fmt.Errorf("sqlite pragmas: %w", err)
+	}
+
+	schema := `
+CREATE TABLE IF NOT EXISTS players (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  name_ar TEXT NOT NULL,
+  name_en TEXT NOT NULL,
+  group_code TEXT NOT NULL DEFAULT '',
+  image_data TEXT NOT NULL DEFAULT '',
+  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
+
+CREATE TABLE IF NOT EXISTS scores (
+  stage TEXT NOT NULL,
+  player_id INTEGER NOT NULL,
+  score INTEGER NOT NULL DEFAULT 0,
+  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY(stage, player_id),
+  FOREIGN KEY(player_id) REFERENCES players(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS score_attachments (
+  stage TEXT NOT NULL,
+  player_id INTEGER NOT NULL,
+  image_data TEXT NOT NULL DEFAULT '',
+  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY(stage, player_id),
+  FOREIGN KEY(player_id) REFERENCES players(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS app_settings (
+  key TEXT PRIMARY KEY,
+  value TEXT NOT NULL DEFAULT '',
+  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
+
+INSERT OR IGNORE INTO app_settings(key, value) VALUES
+  ('view_proof_in_view', '0');
+`
+	if _, err := db.Exec(schema); err != nil {
+		return nil, fmt.Errorf("apply schema: %w", err)
+	}
+
+	return db, nil
+}