83 lines
2.0 KiB
Go
83 lines
2.0 KiB
Go
package config
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import (
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"fmt"
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"os"
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"path/filepath"
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"github.com/mathismqn/godeez/internal/fileutil"
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"github.com/mathismqn/godeez/internal/store"
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"github.com/spf13/viper"
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)
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type Config struct {
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ArlCookie string `mapstructure:"arl_cookie"`
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SecretKey string `mapstructure:"secret_key"`
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OutputDir string `mapstructure:"output_dir"`
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HomeDir string
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}
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func New(cfgPath string) (*Config, error) {
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homeDir, err := os.UserHomeDir()
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if err != nil {
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return nil, fmt.Errorf("failed to get home directory: %w", err)
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}
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cfgDir := filepath.Join(homeDir, ".godeez")
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if err := fileutil.EnsureDir(cfgDir); err != nil {
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return nil, fmt.Errorf("failed to create config directory: %w", err)
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}
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if cfgPath == "" {
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cfgPath = filepath.Join(cfgDir, "config.toml")
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if _, err := os.Stat(cfgPath); os.IsNotExist(err) {
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fmt.Printf("Config file not found, creating one at %s\n", cfgPath)
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content := []byte("arl_cookie = ''\nsecret_key = ''\noutput_dir = ''\n")
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if err := os.WriteFile(cfgPath, content, 0644); err != nil {
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return nil, fmt.Errorf("failed to create config file: %w", err)
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}
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os.Exit(0)
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}
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}
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viper.SetConfigFile(cfgPath)
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viper.SetConfigType("toml")
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viper.AutomaticEnv()
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if err := viper.ReadInConfig(); err != nil {
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return nil, fmt.Errorf("failed to read config file: %w", err)
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}
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cfg := &Config{HomeDir: homeDir}
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if err := viper.Unmarshal(cfg); err != nil {
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return nil, fmt.Errorf("failed to parse config: %w", err)
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}
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if err := cfg.Validate(); err != nil {
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return nil, fmt.Errorf("invalid config: %w", err)
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}
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if err := store.OpenDB(cfgDir); err != nil {
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return nil, err
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}
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return cfg, nil
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}
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func (c *Config) Validate() error {
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if c.ArlCookie == "" {
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return fmt.Errorf("arl_cookie is not set")
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}
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if c.SecretKey == "" {
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return fmt.Errorf("secret_key is not set")
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}
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if len(c.SecretKey) != 16 {
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return fmt.Errorf("secret_key must be 16 bytes long")
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}
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if c.OutputDir == "" {
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c.OutputDir = filepath.Join(c.HomeDir, "Music", "GoDeez")
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}
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return nil
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}
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