Files
go-garth-cli/cmd/garth/root.go
2025-09-21 11:03:52 -07:00

118 lines
3.7 KiB
Go

package main
import (
"fmt"
"os"
"path/filepath"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"go-garth/internal/config"
)
var (
cfgFile string
userConfigDir string
cfg *config.Config
)
// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: "garth",
Short: "Garmin Connect CLI tool",
Long: `A comprehensive CLI tool for interacting with Garmin Connect.
Garth allows you to fetch your Garmin Connect data, including activities,
health stats, and more, directly from your terminal.`,
PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
// Ensure config is loaded before any command runs
if cfg == nil {
return fmt.Errorf("configuration not loaded")
}
return nil
},
}
// Execute adds all child commands to the root command and sets flags appropriately.
// This is called by main.main(). It only needs to happen once to the rootCmd.
func Execute() {
err := rootCmd.Execute()
if err != nil {
os.Exit(1)
}
}
func init() {
cobra.OnInitialize(initConfig)
// Global flags
rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.config/garth/config.yaml)")
rootCmd.PersistentFlags().StringVar(&userConfigDir, "config-dir", "", "config directory (default is $HOME/.config/garth)")
rootCmd.PersistentFlags().String("output", "table", "output format (json, table, csv)")
rootCmd.PersistentFlags().Bool("verbose", false, "enable verbose output")
rootCmd.PersistentFlags().String("date-from", "", "start date for data fetching (YYYY-MM-DD)")
rootCmd.PersistentFlags().String("date-to", "", "end date for data fetching (YYYY-MM-DD)")
// Bind flags to viper
_ = viper.BindPFlag("output.format", rootCmd.PersistentFlags().Lookup("output"))
_ = viper.BindPFlag("verbose", rootCmd.PersistentFlags().Lookup("verbose"))
_ = viper.BindPFlag("dateFrom", rootCmd.PersistentFlags().Lookup("date-from"))
_ = viper.BindPFlag("dateTo", rootCmd.PersistentFlags().Lookup("date-to"))
}
// initConfig reads in config file and ENV variables if set.
func initConfig() {
if userConfigDir == "" {
userConfigDir = config.UserConfigDir()
}
if cfgFile != "" {
// Use config file from the flag.
viper.SetConfigFile(cfgFile)
} else {
// Search config in user's config directory with name "config" (without extension).
viper.AddConfigPath(userConfigDir)
viper.SetConfigName("config")
viper.SetConfigType("yaml")
}
viper.AutomaticEnv() // read in environment variables that match
// If a config file is found, read it in.
if err := viper.ReadInConfig(); err == nil {
fmt.Fprintln(os.Stderr, "Using config file:", viper.ConfigFileUsed())
} else {
// If config file not found, try to initialize a default one
defaultConfigPath := filepath.Join(userConfigDir, "config.yaml")
if _, statErr := os.Stat(defaultConfigPath); os.IsNotExist(statErr) {
fmt.Fprintln(os.Stderr, "No config file found. Initializing default config at:", defaultConfigPath)
var initErr error
cfg, initErr = config.InitConfig(defaultConfigPath)
if initErr != nil {
fmt.Fprintln(os.Stderr, "Error initializing default config:", initErr)
os.Exit(1)
}
} else if statErr != nil {
fmt.Fprintln(os.Stderr, "Error checking for config file:", statErr)
os.Exit(1)
}
}
// Unmarshal config into our struct
if cfg == nil { // Only unmarshal if not already initialized by InitConfig
cfg = config.DefaultConfig() // Start with defaults
if err := viper.Unmarshal(cfg); err != nil {
fmt.Fprintln(os.Stderr, "Error unmarshaling config:", err)
os.Exit(1)
}
}
// Override config with flag values
if rootCmd.PersistentFlags().Lookup("output").Changed {
cfg.Output.Format = viper.GetString("output.format")
}
// Add other flag overrides as needed
}