/*
Copyright © 2025 Wiki Cafe <mail@wiki.cafe>

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cmd

import (
	"fmt"
	"os"
	"strings"

	"github.com/spf13/cobra"
	"github.com/spf13/viper"
)

var cfgFile string

// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
	Use:   "member-console",
	Short: "App for co-op members to manage their data",
	Long: `member-console is a web application that allows co-op members to manage 
	their account data.`,
	// Uncomment the following line if your bare application
	// has an action associated with it:
	// Run: func(cmd *cobra.Command, args []string) { },
}

// 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)

	// Here you will define your flags and configuration settings.
	// Cobra supports persistent flags, which, if defined here,
	// will be global for your application.
	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is ./member-console.yaml)")
}

// initConfig reads in config file and ENV variables if set.
func initConfig() {
	if cfgFile != "" {
		// Use config file from the flag.
		viper.SetConfigFile(cfgFile)
	} else {
		// Search config in the current directory with name "member-console.yaml"
		viper.AddConfigPath(".")
		viper.SetConfigType("yaml")
		viper.SetConfigName("mc-config") // Use "mc-config" as the config file name
	}

	viper.SetEnvPrefix("MC")                               // set environment variable prefix
	viper.AutomaticEnv()                                   // read in environment variables that match
	viper.SetEnvKeyReplacer(strings.NewReplacer("-", "_")) // Replace `-` with `_` in environment variable keys

	// If a config file is found, read it in.
	if err := viper.ReadInConfig(); err != nil {
		if _, ok := err.(viper.ConfigFileNotFoundError); ok {
			// Config file not found. This is now a warning.
			fmt.Fprintln(os.Stderr, "Warning: Config file not found. Proceeding with defaults.")
		} else {
			// Another error occurred (e.g., malformed YAML). This should be reported.
			fmt.Fprintln(os.Stderr, "Error reading config file:", err)
		}
	} else {
		fmt.Fprintln(os.Stderr, "Using config file:", viper.ConfigFileUsed())
	}
}