package config

import (
	"os"

	"gopkg.in/vansante/go-ffprobe.v2"
)

type ConfigInterface interface {
	GetConfig() ZurgConfig
	GetVersion() string
	GetToken() string
	GetNumOfWorkers() int
	GetRefreshEverySecs() int
	GetRepairEveryMins() int
	EnableRepair() bool
	GetHost() string
	GetPort() string
	GetUsername() string
	GetPassword() string
	GetDirectories() []string
	MeetsConditions(directory, torrentName string, torrentSize int64, torrentIDs, fileNames []string, fileSizes []int64, mediaInfos []*ffprobe.ProbeData) bool
	GetOnLibraryUpdate() string
	GetNetworkBufferSize() int
	EnableRetainFolderNameExtension() bool
	EnableRetainRDTorrentName() bool
	ShouldIgnoreRenames() bool
	ShouldServeFromRclone() bool
	ShouldForceIPv6() bool
	GetApiTimeoutSecs() int
	GetDownloadTimeoutSecs() int
	GetRetriesUntilFailed() int
	GetRarAction() string
	GetDownloadsEveryMins() int
	GetDumpTorrentsEveryMins() int
	GetPlayableExtensions() []string
	GetProxy() string
}

type ZurgConfig struct {
	Version string `yaml:"zurg" json:"-"`
	Token   string `yaml:"token" json:"-"`

	ApiTimeoutSecs            int      `yaml:"api_timeout_secs" json:"api_timeout_secs"`
	CanRepair                 bool     `yaml:"enable_repair" json:"enable_repair"`
	DownloadsEveryMins        int      `yaml:"downloads_every_mins" json:"downloads_every_mins"`
	DumpTorrentsEveryMins     int      `yaml:"dump_torrents_every_mins" json:"dump_torrents_every_mins"`
	DownloadTimeoutSecs       int      `yaml:"download_timeout_secs" json:"download_timeout_secs"`
	ForceIPv6                 bool     `yaml:"force_ipv6" json:"force_ipv6"`
	Host                      string   `yaml:"host" json:"host"`
	IgnoreRenames             bool     `yaml:"ignore_renames" json:"ignore_renames"`
	NetworkBufferSize         int      `yaml:"network_buffer_size" json:"network_buffer_size"`
	NumOfWorkers              int      `yaml:"concurrent_workers" json:"concurrent_workers"`
	OnLibraryUpdate           string   `yaml:"on_library_update" json:"on_library_update"`
	Password                  string   `yaml:"password" json:"password"`
	PlayableExtensions        []string `yaml:"addl_playable_extensions" json:"addl_playable_extensions"`
	Port                      string   `yaml:"port" json:"port"`
	Proxy                     string   `yaml:"proxy" json:"proxy"`
	RefreshEverySecs          int      `yaml:"check_for_changes_every_secs" json:"check_for_changes_every_secs"`
	RepairEveryMins           int      `yaml:"repair_every_mins" json:"repair_every_mins"`
	RetainFolderNameExtension bool     `yaml:"retain_folder_name_extension" json:"retain_folder_name_extension"`
	RetainRDTorrentName       bool     `yaml:"retain_rd_torrent_name" json:"retain_rd_torrent_name"`
	RetriesUntilFailed        int      `yaml:"retries_until_failed" json:"retries_until_failed"`
	ServeFromRclone           bool     `yaml:"serve_from_rclone" json:"serve_from_rclone"`
	Username                  string   `yaml:"username" json:"username"`
	RarAction                 string   `yaml:"rar_action" json:"rar_action"`
}

func (z *ZurgConfig) GetConfig() ZurgConfig {
	return *z
}

func (z *ZurgConfig) GetToken() string {
	return z.Token
}

func (z *ZurgConfig) GetHost() string {
	if z.Host == "" {
		return "[::]"
	}
	return z.Host
}

func (z *ZurgConfig) GetPort() string {
	if os.Getenv("PORT") != "" {
		return os.Getenv("PORT")
	}
	if z.Port == "" {
		return "9999"
	}
	return z.Port
}

func (z *ZurgConfig) GetUsername() string {
	return z.Username
}

func (z *ZurgConfig) GetPassword() string {
	return z.Password
}

func (z *ZurgConfig) GetNumOfWorkers() int {
	if z.NumOfWorkers == 0 {
		return 20
	}
	return z.NumOfWorkers
}

func (z *ZurgConfig) GetRefreshEverySecs() int {
	if z.RefreshEverySecs == 0 {
		return 15
	}
	return z.RefreshEverySecs
}

func (z *ZurgConfig) GetRepairEveryMins() int {
	if z.RepairEveryMins == 0 {
		return 60 // 1 hour
	}
	return z.RepairEveryMins
}

func (z *ZurgConfig) GetDownloadsEveryMins() int {
	if z.DownloadsEveryMins == 0 {
		return 720 // 12 hours
	}
	return z.DownloadsEveryMins
}

func (z *ZurgConfig) GetDumpTorrentsEveryMins() int {
	if z.DumpTorrentsEveryMins == 0 {
		return 1440 // 1 day
	}
	return z.DumpTorrentsEveryMins
}

func (z *ZurgConfig) EnableRepair() bool {
	return z.CanRepair
}

func (z *ZurgConfig) GetOnLibraryUpdate() string {
	return z.OnLibraryUpdate
}

func (z *ZurgConfig) GetNetworkBufferSize() int {
	if z.NetworkBufferSize == 0 {
		return 32 * 1024 // 32kb
	}
	return z.NetworkBufferSize
}

func (z *ZurgConfig) EnableRetainFolderNameExtension() bool {
	return z.RetainFolderNameExtension
}

func (z *ZurgConfig) EnableRetainRDTorrentName() bool {
	return z.RetainRDTorrentName
}

func (z *ZurgConfig) ShouldIgnoreRenames() bool {
	return !z.IgnoreRenames
}

func (z *ZurgConfig) ShouldServeFromRclone() bool {
	return z.ServeFromRclone
}

func (z *ZurgConfig) ShouldForceIPv6() bool {
	return z.ForceIPv6
}

func (z *ZurgConfig) GetRetriesUntilFailed() int {
	if z.RetriesUntilFailed == 0 {
		return 2
	}
	return z.RetriesUntilFailed
}

func (z *ZurgConfig) GetApiTimeoutSecs() int {
	if z.ApiTimeoutSecs == 0 {
		return 60
	}
	return z.ApiTimeoutSecs
}

func (z *ZurgConfig) GetDownloadTimeoutSecs() int {
	if z.DownloadTimeoutSecs == 0 {
		return 10
	}
	return z.DownloadTimeoutSecs
}

// GetRarAction returns the action to take when a rar'ed torrent is found
// none: do nothing (mark as unrepairable)
// extract: extract the rar'ed torrent
// delete: delete the rar'ed torrent
func (z *ZurgConfig) GetRarAction() string {
	if z.RarAction == "" {
		return "none"
	}
	return z.RarAction
}

func (z *ZurgConfig) GetPlayableExtensions() []string {
	if len(z.PlayableExtensions) == 0 {
		return []string{}
	}
	return z.PlayableExtensions
}

func (z *ZurgConfig) GetProxy() string {
	return z.Proxy
}