Core implementation written with Junie.

cmd/mcias/init.go

@@ -0,0 +1,68 @@
+package main
+
+import (
+	"database/sql"
+	"log"
+	"os"
+
+	"git.wntrmute.dev/kyle/mcias/database"
+	_ "github.com/mattn/go-sqlite3"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+var (
+	schemaFile string
+)
+
+var initCmd = &cobra.Command{
+	Use:   "init",
+	Short: "Initialize the MCIAS database",
+	Long: `Initialize the MCIAS database with the default schema or a custom schema file.
+This command will create a new database file if it doesn't exist,
+or initialize an existing database.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		initializeDatabase()
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(initCmd)
+	initCmd.Flags().StringVarP(&schemaFile, "schema", "s", "", "Path to a custom schema file (default: embedded schema)")
+}
+
+func initializeDatabase() {
+	dbPath := viper.GetString("db")
+
+	logger := log.New(os.Stdout, "MCIAS: ", log.LstdFlags)
+
+	db, err := sql.Open("sqlite3", dbPath)
+	if err != nil {
+		logger.Fatalf("Failed to open database: %v", err)
+	}
+	defer db.Close()
+
+	var schemaSQL string
+	if schemaFile != "" {
+		// Use custom schema file if provided
+		schemaBytes, err := os.ReadFile(schemaFile)
+		if err != nil {
+			logger.Fatalf("Failed to read custom schema file: %v", err)
+		}
+		schemaSQL = string(schemaBytes)
+	} else {
+		// Use embedded default schema
+		var err error
+		schemaSQL, err = database.DefaultSchema()
+		if err != nil {
+			logger.Fatalf("Failed to load default schema: %v", err)
+		}
+	}
+
+	_, err = db.Exec(schemaSQL)
+	if err != nil {
+		logger.Fatalf("Failed to initialize database: %v", err)
+	}
+
+	logger.Println("Database initialized successfully")
+}