config

type Config struct {
	Theme      string     `mapstructure:"theme"`       // "dark", "light", "auto"
	SortBy     string     `mapstructure:"sort_by"`     // "name", "size", "date" — default "name"
	SortOrder  string     `mapstructure:"sort_order"`  // "asc" or "desc" — default "asc"
	ShowHidden bool       `mapstructure:"show_hidden"` // default false
	Sync       SyncConfig `mapstructure:"sync"`
	Profiles   []Profile  `mapstructure:"profiles"`
	SourcePath string     `mapstructure:"-"`
}

type Profile struct {
	Name   string `mapstructure:"name"`
	Type   string `mapstructure:"type"`
	Prefix string `mapstructure:"prefix"`

	// S3 fields
	Bucket    string `mapstructure:"bucket"`
	Region    string `mapstructure:"region"`
	AccessKey string `mapstructure:"access_key"`
	SecretKey string `mapstructure:"secret_key"`
	Endpoint  string `mapstructure:"endpoint"`

	// AWS shared credentials fields
	AWSProfile         string `mapstructure:"aws_profile"`
	AWSCredentialsFile string `mapstructure:"aws_credentials_file"`
	AWSConfigFile      string `mapstructure:"aws_config_file"`

	// GCS fields
	ProjectID          string `mapstructure:"project_id"`
	GCPCredentialsFile string `mapstructure:"gcp_credentials_file"`
	GCPUseADC          *bool  `mapstructure:"gcp_use_adc"` // pointer so we can detect unset vs false; default true

	// SFTP fields
	Host                  string `mapstructure:"host"`
	Port                  int    `mapstructure:"port"` // default 22
	Username              string `mapstructure:"username"`
	Password              string `mapstructure:"password"`
	PrivateKeyPath        string `mapstructure:"private_key_path"`
	PrivateKeyPassphrase  string `mapstructure:"private_key_passphrase"`
	KnownHostsPath        string `mapstructure:"known_hosts_path"`
	InsecureIgnoreHostKey bool   `mapstructure:"insecure_ignore_host_key"`
}

type SyncConfig struct {
	DryRunDefault      *bool  `mapstructure:"dry_run_default"`
	CompareMode        string `mapstructure:"compare_mode"` // "mtime_size", "size_only", "exact_timestamps"
	DeleteDefault      bool   `mapstructure:"delete_default"`
	NoOverwriteDefault bool   `mapstructure:"no_overwrite_default"`
	Concurrency        int    `mapstructure:"concurrency"` // default 4
}