package handler

import (
	"github.com/gotunnel/internal/server/config"
	"github.com/gotunnel/internal/server/db"
	"github.com/gotunnel/pkg/protocol"
)

// AppInterface 应用接口
type AppInterface interface {
	GetClientStore() db.ClientStore
	GetServer() ServerInterface
	GetConfig() *config.ServerConfig
	GetConfigPath() string
	SaveConfig() error
	GetJSPluginStore() db.JSPluginStore
}

// ServerInterface 服务端接口
type ServerInterface interface {
	GetClientStatus(clientID string) (online bool, lastPing string, remoteAddr string)
	GetAllClientStatus() map[string]struct {
		Online     bool
		LastPing   string
		RemoteAddr string
	}
	ReloadConfig() error
	GetBindAddr() string
	GetBindPort() int
	PushConfigToClient(clientID string) error
	DisconnectClient(clientID string) error
	GetPluginList() []PluginInfo
	EnablePlugin(name string) error
	DisablePlugin(name string) error
	InstallPluginsToClient(clientID string, plugins []string) error
	GetPluginConfigSchema(name string) ([]ConfigField, error)
	SyncPluginConfigToClient(clientID string, pluginName string, config map[string]string) error
	InstallJSPluginToClient(clientID string, req JSPluginInstallRequest) error
	RestartClient(clientID string) error
	StartClientPlugin(clientID, pluginName, ruleName string) error
	StopClientPlugin(clientID, pluginName, ruleName string) error
	RestartClientPlugin(clientID, pluginName, ruleName string) error
	UpdateClientPluginConfig(clientID, pluginName, ruleName string, config map[string]string, restart bool) error
	SendUpdateToClient(clientID, downloadURL string) error
	// 日志流
	StartClientLogStream(clientID, sessionID string, lines int, follow bool, level string) (<-chan protocol.LogEntry, error)
	StopClientLogStream(sessionID string)
	// 插件状态查询
	GetClientPluginStatus(clientID string) ([]protocol.PluginStatusEntry, error)
	// 插件规则管理
	StartPluginRule(clientID string, rule protocol.ProxyRule) error
	StopPluginRule(clientID string, remotePort int) error
	// 端口检查
	IsPortAvailable(port int, excludeClientID string) bool
	// 插件 API 代理
	ProxyPluginAPIRequest(clientID string, req protocol.PluginAPIRequest) (*protocol.PluginAPIResponse, error)
}

// ConfigField 配置字段
type ConfigField struct {
	Key         string   `json:"key"`
	Label       string   `json:"label"`
	Type        string   `json:"type"`
	Default     string   `json:"default,omitempty"`
	Required    bool     `json:"required,omitempty"`
	Options     []string `json:"options,omitempty"`
	Description string   `json:"description,omitempty"`
}

// RuleSchema 规则表单模式
type RuleSchema struct {
	NeedsLocalAddr bool          `json:"needs_local_addr"`
	ExtraFields    []ConfigField `json:"extra_fields,omitempty"`
}

// PluginInfo 插件信息
type PluginInfo struct {
	Name        string      `json:"name"`
	Version     string      `json:"version"`
	Type        string      `json:"type"`
	Description string      `json:"description"`
	Source      string      `json:"source"`
	Icon        string      `json:"icon,omitempty"`
	Enabled     bool        `json:"enabled"`
	RuleSchema  *RuleSchema `json:"rule_schema,omitempty"`
}

// JSPluginInstallRequest JS 插件安装请求
type JSPluginInstallRequest struct {
	PluginID   string            `json:"plugin_id"`
	PluginName string            `json:"plugin_name"`
	Source     string            `json:"source"`
	Signature  string            `json:"signature"`
	RuleName   string            `json:"rule_name"`
	RemotePort int               `json:"remote_port"`
	Config     map[string]string `json:"config"`
	AutoStart  bool              `json:"auto_start"`
}