package event

import (
	"strconv"
	"time"
)

type SSEEvent struct {
	Type       string                 `json:"type"`
	Properties map[string]interface{} `json:"properties"`
}

type ParsedEvent struct {
	Timestamp string
	Port      int
	Message   string
}

func ParseStatus(status map[string]interface{}) string {
	if status == nil {
		return "未知"
	}
	t, _ := status["type"].(string)
	switch t {
	case "idle":
		return "空闲"
	case "busy":
		return "工作中"
	case "retry":
		return "重试中"
	case "pending":
		return "修改中"
	default:
		return t
	}
}

func ParseToolState(state map[string]interface{}) string {
	if state == nil {
		return ""
	}
	s, _ := state["status"].(string)
	title, _ := state["title"].(string)
	switch s {
	case "pending":
		return "等待中"
	case "running":
		if title != "" {
			return "运行中: " + title
		}
		return "运行中"
	case "completed":
		if title != "" {
			return "工具执行完成: " + title
		}
		return "工具执行完成"
	case "error":
		return "错误"
	default:
		return s
	}
}

func FormatEvent(port int, evt *SSEEvent) string {
	ts := time.Now().Format("15:04:05")
	prefix := "[" + ts + "] [:" + strconv.Itoa(port) + "]"

	switch evt.Type {
	case "session.status":
		if status, ok := evt.Properties["status"].(map[string]interface{}); ok {
			return prefix + " 状态: " + ParseStatus(status)
		}
	case "session.idle":
		return prefix + " 状态: 空闲"
	case "message.part.updated":
		if part, ok := evt.Properties["part"].(map[string]interface{}); ok {
			pt, _ := part["type"].(string)
			switch pt {
			case "tool":
				tool, _ := part["tool"].(string)
				state := ParseToolState(part["state"].(map[string]interface{}))
				return prefix + " 工具: " + tool + " - " + state
			case "reasoning":
				return prefix + " 思考中..."
			}
		}
	case "permission.updated":
		if title, ok := evt.Properties["title"].(string); ok {
			return prefix + " 权限请求: " + title
		}
	case "session.error":
		return prefix + " 错误"
	}
	return ""
}