Initial commit

skills/go-cli-builder/assets/templates/migrations.go.template

@@ -0,0 +1,73 @@
+package database
+
+import (
+	"fmt"
+)
+
+// getMigrations returns all available migrations
+// Add new migrations here with incrementing version numbers
+func getMigrations() map[int]string {
+	return map[int]string{
+		// Example migration:
+		// 2: `
+		// 	CREATE TABLE IF NOT EXISTS settings (
+		// 		key TEXT PRIMARY KEY,
+		// 		value TEXT NOT NULL,
+		// 		updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
+		// 	);
+		// `,
+		// Add your migrations here starting from version 2
+		// (version 1 is the initial schema in schema.sql)
+	}
+}
+
+// RunMigrations executes all pending migrations
+func (db *DB) RunMigrations() error {
+	// Ensure schema_migrations table exists (created by InitSchema)
+	initialized, err := db.IsInitialized()
+	if err != nil {
+		return fmt.Errorf("failed to check initialization: %w", err)
+	}
+
+	if !initialized {
+		return fmt.Errorf("database not initialized")
+	}
+
+	// Get current version
+	currentVersion, err := db.GetMigrationVersion()
+	if err != nil {
+		return fmt.Errorf("failed to get current version: %w", err)
+	}
+
+	// Get all migrations
+	migrations := getMigrations()
+
+	// Find maximum version
+	maxVersion := currentVersion
+	for version := range migrations {
+		if version > maxVersion {
+			maxVersion = version
+		}
+	}
+
+	// Apply pending migrations in order
+	appliedCount := 0
+	for version := currentVersion + 1; version <= maxVersion; version++ {
+		migrationSQL, exists := migrations[version]
+		if !exists {
+			return fmt.Errorf("missing migration for version %d", version)
+		}
+
+		if err := db.ApplyMigration(version, migrationSQL); err != nil {
+			return fmt.Errorf("failed to apply migration %d: %w", version, err)
+		}
+
+		appliedCount++
+	}
+
+	if appliedCount > 0 {
+		fmt.Printf("Applied %d migration(s), current version: %d\n", appliedCount, maxVersion)
+	}
+
+	return nil
+}