Files
MeBox/internal/service/bot_settings.go
T

209 lines
7.9 KiB
Go

package service
import (
"context"
"encoding/json"
"strconv"
"strings"
"github.com/ShukeBta/MediaStationGo/internal/repository"
)
// Bot / 设备管控相关的设置键。全部存储在 settings 表,由管理员通过
// Telegram Bot 命令调整。带安全默认值:所有"自动删号"策略默认关闭。
const (
// 开放注册(开注名额)。
SettingOpenRegEnabled = "telegram.openreg_enabled" // 是否开放注册
SettingOpenRegLimit = "telegram.openreg_limit" // 本轮开注名额上限(0=不限)
SettingOpenRegUsed = "telegram.openreg_used" // 本轮已用名额
// 防共享(警告制:并发播放 / 登录客户端 / 设备指纹)。
SettingAntiShareEnabled = "device.antishare_enabled" // 总开关(默认关)
SettingMaxConcurrentPlay = "device.max_concurrent_play" // 最大并发播放设备
SettingMaxLoggedClients = "device.max_logged_clients" // 最大同时登录客户端
SettingWarnThreshold = "device.warn_threshold" // 警告几次后删号
SettingPlayWindowSeconds = "device.play_window_seconds" // 并发播放判定窗口(秒)
SettingClientActiveDays = "device.client_active_days" // 登录设备活跃天数窗口
// 不活跃清理(独立开关)。
SettingInactiveEnabled = "device.inactive_enabled" // 总开关(默认关)
SettingInactiveMinHours = "device.inactive_min_hours" // 窗口内最低观看小时
SettingInactiveWindowMin = "device.inactive_window_days_min" // 随机窗口下限(天)
SettingInactiveWindowMax = "device.inactive_window_days_max" // 随机窗口上限(天)
SettingInactiveGraceDays = "device.inactive_grace_days" // 新号宽限期(天)
// 自定义删号/保号规则。规则默认关闭;开启后按 KeepMode 计算用户
// 是否满足足够的保号条件,未满足才会删号。
SettingAccountCleanupEnabled = "device.account_cleanup_enabled"
SettingAccountCleanupKeepMode = "device.account_cleanup_keep_mode" // any / all / count
SettingAccountCleanupRequiredCount = "device.account_cleanup_required_count" // keep_mode=count 时需要满足几条
SettingAccountCleanupRules = "device.account_cleanup_rules" // JSON []accountCleanupRule
)
// botConfig 是设备管控的已解析配置(含默认值)。
type botConfig struct {
AntiShareEnabled bool
MaxConcurrentPlay int
MaxLoggedClients int
WarnThreshold int
PlayWindowSeconds int
ClientActiveDays int
InactiveEnabled bool
InactiveMinHours int
InactiveWindowMin int
InactiveWindowMax int
InactiveGraceDays int
AccountCleanupEnabled bool
AccountCleanupKeepMode string
AccountCleanupRequiredCount int
AccountCleanupRules []accountCleanupRule
}
// accountCleanupRule is one admin-defined "保号" condition. A user is deleted
// only when the cleanup policy is enabled and the user does not satisfy the
// configured combination of enabled keep rules.
//
// Supported types:
// - watch_hours: watched hours in a random [min,max] day window >= MinHours
// - recent_login: LastLoginAt is within WindowDaysMax days
// - signin_streak: current sign-in streak >= MinCount
// - account_age_grace: account age <= MinCount days (new-user grace)
type accountCleanupRule struct {
ID string `json:"id"`
Name string `json:"name"`
Type string `json:"type"`
Enabled bool `json:"enabled"`
WindowDaysMin int `json:"window_days_min,omitempty"`
WindowDaysMax int `json:"window_days_max,omitempty"`
MinHours float64 `json:"min_hours,omitempty"`
MinCount int `json:"min_count,omitempty"`
}
// defaultBotConfig returns the safe defaults requested by the operator.
func defaultBotConfig() botConfig {
return botConfig{
AntiShareEnabled: false, // 自动删号默认关闭,需管理员显式开启
MaxConcurrentPlay: 3,
MaxLoggedClients: 3,
WarnThreshold: 2, // 两次警告后再犯删号
PlayWindowSeconds: 90,
ClientActiveDays: 30,
InactiveEnabled: false, // 默认关闭
InactiveMinHours: 6,
InactiveWindowMin: 3,
InactiveWindowMax: 5,
InactiveGraceDays: 7,
AccountCleanupEnabled: false,
AccountCleanupKeepMode: "any",
AccountCleanupRequiredCount: 1,
AccountCleanupRules: []accountCleanupRule{
{
ID: "watch_3_5d_6h",
Name: "3~5 天观看满 6 小时",
Type: "watch_hours",
Enabled: true,
WindowDaysMin: 3,
WindowDaysMax: 5,
MinHours: 6,
},
},
}
}
// loadBotConfig reads the device-management configuration from settings,
// falling back to safe defaults for any missing/invalid key.
func loadBotConfig(ctx context.Context, repo *repository.Container) botConfig {
cfg := defaultBotConfig()
get := func(key string) string {
v, err := repo.Setting.Get(ctx, key)
if err != nil {
return ""
}
return v
}
cfg.AntiShareEnabled = parseBoolSetting(get(SettingAntiShareEnabled), cfg.AntiShareEnabled)
cfg.InactiveEnabled = parseBoolSetting(get(SettingInactiveEnabled), cfg.InactiveEnabled)
cfg.MaxConcurrentPlay = parseIntSettingDefault(get(SettingMaxConcurrentPlay), cfg.MaxConcurrentPlay)
cfg.MaxLoggedClients = parseIntSettingDefault(get(SettingMaxLoggedClients), cfg.MaxLoggedClients)
cfg.WarnThreshold = parseIntSettingDefault(get(SettingWarnThreshold), cfg.WarnThreshold)
cfg.PlayWindowSeconds = parseIntSettingDefault(get(SettingPlayWindowSeconds), cfg.PlayWindowSeconds)
cfg.ClientActiveDays = parseIntSettingDefault(get(SettingClientActiveDays), cfg.ClientActiveDays)
cfg.InactiveMinHours = parseIntSettingDefault(get(SettingInactiveMinHours), cfg.InactiveMinHours)
cfg.InactiveWindowMin = parseIntSettingDefault(get(SettingInactiveWindowMin), cfg.InactiveWindowMin)
cfg.InactiveWindowMax = parseIntSettingDefault(get(SettingInactiveWindowMax), cfg.InactiveWindowMax)
cfg.InactiveGraceDays = parseIntSettingDefault(get(SettingInactiveGraceDays), cfg.InactiveGraceDays)
cfg.AccountCleanupEnabled = parseBoolSetting(get(SettingAccountCleanupEnabled), cfg.AccountCleanupEnabled)
cfg.AccountCleanupKeepMode = normalizeCleanupKeepMode(get(SettingAccountCleanupKeepMode), cfg.AccountCleanupKeepMode)
cfg.AccountCleanupRequiredCount = parseIntSettingDefault(get(SettingAccountCleanupRequiredCount), cfg.AccountCleanupRequiredCount)
if raw := strings.TrimSpace(get(SettingAccountCleanupRules)); raw != "" {
var rules []accountCleanupRule
if err := json.Unmarshal([]byte(raw), &rules); err == nil && len(rules) > 0 {
cfg.AccountCleanupRules = normalizeCleanupRules(rules)
}
}
if cfg.InactiveWindowMax < cfg.InactiveWindowMin {
cfg.InactiveWindowMax = cfg.InactiveWindowMin
}
if cfg.AccountCleanupRequiredCount < 1 {
cfg.AccountCleanupRequiredCount = 1
}
return cfg
}
// parseIntSettingDefault parses an int setting, returning fallback on error.
func parseIntSettingDefault(value string, fallback int) int {
n, err := strconv.Atoi(value)
if err != nil {
return fallback
}
return n
}
func normalizeCleanupKeepMode(value, fallback string) string {
switch strings.ToLower(strings.TrimSpace(value)) {
case "any", "all", "count":
return strings.ToLower(strings.TrimSpace(value))
default:
if fallback == "" {
return "any"
}
return fallback
}
}
func normalizeCleanupRules(rules []accountCleanupRule) []accountCleanupRule {
out := make([]accountCleanupRule, 0, len(rules))
for _, r := range rules {
r.Type = strings.ToLower(strings.TrimSpace(r.Type))
r.ID = strings.TrimSpace(r.ID)
r.Name = strings.TrimSpace(r.Name)
if r.ID == "" {
r.ID = r.Type
}
if r.Name == "" {
r.Name = r.ID
}
if r.WindowDaysMin < 1 {
r.WindowDaysMin = 1
}
if r.WindowDaysMax < r.WindowDaysMin {
r.WindowDaysMax = r.WindowDaysMin
}
if r.MinCount < 0 {
r.MinCount = 0
}
if r.MinHours < 0 {
r.MinHours = 0
}
switch r.Type {
case "watch_hours", "recent_login", "signin_streak", "account_age_grace":
out = append(out, r)
}
}
return out
}