package publisher

import (
	"encoding/json"
	"fmt"
	"log"
	"os"
	"path/filepath"
	"time"

	"geo/internal/config"

	"github.com/go-rod/rod"
	"github.com/go-rod/rod/lib/launcher"
	"github.com/go-rod/rod/lib/proto"
)

type BasePublisher struct {
	Headless  bool
	Title     string
	Content   string
	Tags      []string
	TenantID  string
	PlatIndex string
	RequestID string
	ImagePath string
	WordPath  string

	Browser *rod.Browser
	Page    *rod.Page
	Logger  *log.Logger
	LogFile *os.File

	LoginURL    string
	EditorURL   string
	LoginedURL  string
	CookiesFile string

	PlatInfo map[string]interface{}
	config   *config.Config
}

func NewBasePublisher(headless bool, title, content string, tags []string, tenantID, platIndex, requestID, imagePath, wordPath string, platInfo map[string]interface{}, config *config.Config) *BasePublisher {
	cookiesDir := filepath.Join(config.Sys.CookiesDir, tenantID)
	os.MkdirAll(cookiesDir, 0755)
	cookiesFile := filepath.Join(cookiesDir, platIndex+".json")

	logFile, _ := os.Create(filepath.Join(config.Sys.LogsDir, requestID+".log"))
	logger := log.New(logFile, "", log.LstdFlags)

	return &BasePublisher{
		Headless:    headless,
		Title:       title,
		Content:     content,
		Tags:        tags,
		TenantID:    tenantID,
		PlatIndex:   platIndex,
		RequestID:   requestID,
		ImagePath:   imagePath,
		WordPath:    wordPath,
		Logger:      logger,
		LogFile:     logFile,
		CookiesFile: cookiesFile,
		PlatInfo:    platInfo,
		config:      config,
	}
}

func (b *BasePublisher) SetupDriver() error {
	l := launcher.New()
	l.Headless(b.Headless)
	// 设置用户数据目录
	userDataDir := filepath.Join(b.config.Sys.ChromeDataDir, b.TenantID)
	os.MkdirAll(userDataDir, 0755)
	l.UserDataDir(userDataDir)

	// 设置 Leakless 模式（解决 Windows 上的问题）
	l.Leakless(false)

	// 设置 Chrome 启动参数
	l.Set("disable-blink-features", "AutomationControlled")
	l.Set("no-sandbox")
	l.Set("disable-dev-shm-usage")
	l.Set("disable-gpu")
	l.Set("disable-software-rasterizer")
	l.Set("disable-setuid-sandbox")
	l.Set("remote-debugging-port", "9222")

	// 窗口大小
	l.Set("window-size", "1920,1080")
	l.Set("lang", "zh-CN")

	url, err := l.Launch()
	if err != nil {
		return fmt.Errorf("启动浏览器失败: %v", err)
	}

	b.Browser = rod.New().ControlURL(url).MustConnect()
	b.Page = b.Browser.MustPage()
	b.Page.MustSetViewport(1920, 1080, 1, false)

	return nil
}

func (b *BasePublisher) Close() {
	if b.Page != nil {
		b.Page.Close()
	}
	if b.Browser != nil {
		b.Browser.Close()
	}
	if b.LogFile != nil {
		b.LogFile.Close()
	}
}

func (b *BasePublisher) SaveCookies() error {
	cookies, err := b.Page.Cookies(nil)
	if err != nil {
		return err
	}

	data, err := json.Marshal(cookies)
	if err != nil {
		return err
	}

	return os.WriteFile(b.CookiesFile, data, 0644)
}

func (b *BasePublisher) LoadCookies() error {
	data, err := os.ReadFile(b.CookiesFile)
	if err != nil {
		return err
	}

	var cookies []*proto.NetworkCookieParam
	if err := json.Unmarshal(data, &cookies); err != nil {
		return err
	}

	return b.Page.SetCookies(cookies)
}

func (b *BasePublisher) RefreshPage() error {
	_, err := b.Page.Eval(`() => location.reload()`)
	return err
}

func (b *BasePublisher) WaitForPageReady(timeout int) error {
	return b.Page.Timeout(time.Duration(timeout) * time.Second).WaitLoad()
}

func (b *BasePublisher) WaitForElement(selector string, timeout int) (*rod.Element, error) {
	return b.Page.Timeout(time.Duration(timeout) * time.Second).Element(selector)
}

func (b *BasePublisher) WaitForElementVisible(selector string, timeout int) (*rod.Element, error) {
	el, err := b.WaitForElement(selector, timeout)
	if err != nil {
		return nil, err
	}
	if err := el.WaitVisible(); err != nil {
		return nil, err
	}
	return el, nil
}

func (b *BasePublisher) WaitForElementClickable(selector string, timeout int) (*rod.Element, error) {
	el, err := b.WaitForElementVisible(selector, timeout)
	if err != nil {
		return nil, err
	}
	if err := el.WaitVisible(); err != nil {
		return nil, err
	}
	return el, nil
}

func (b *BasePublisher) JSClick(element *rod.Element) error {
	// 使用 element.Evaluate 并传入 EvalOptions
	_, err := element.Evaluate(&rod.EvalOptions{
		JS: `el => el.click()`,
	})
	return err
}

func (b *BasePublisher) ScrollToElement(element *rod.Element) error {
	_, err := element.Evaluate(&rod.EvalOptions{
		JS: `el => el.scrollIntoView({block: 'center', behavior: 'smooth'})`,
	})
	return err
}

func (b *BasePublisher) Sleep(seconds int) {
	time.Sleep(time.Duration(seconds) * time.Second)
}

func (b *BasePublisher) LogStep(stepName string, success bool, message string) {
	if success {
		b.Logger.Printf("✅ %s: 成功 %s", stepName, message)
	} else {
		b.Logger.Printf("❌ %s: 失败 %s", stepName, message)
	}
}

func (b *BasePublisher) LogInfo(message string) {
	b.Logger.Printf("📌 %s", message)
}

func (b *BasePublisher) LogError(message string) {
	b.Logger.Printf("❌ %s", message)
}

func (b *BasePublisher) GetCurrentURL() string {
	info := b.Page.MustInfo()
	return info.URL
}

func (b *BasePublisher) Screenshot(filename string) error {
	data, err := b.Page.Screenshot(false, nil)
	if err != nil {
		return err
	}
	return os.WriteFile(filename, data, 0644)
}

// 抽象方法 - 子类需要实现
func (b *BasePublisher) WaitLogin() (bool, string) {
	return false, "需要实现"
}

func (b *BasePublisher) CheckLoginStatus() bool {
	return false
}

func (b *BasePublisher) CheckLogin() (bool, string) {
	return false, "需要实现"
}

func (b *BasePublisher) PublishNote() (bool, string) {
	return false, "需要实现"
}

// ClearContentEditable 清空 contenteditable 元素的内容
func (b *BasePublisher) ClearContentEditable(element *rod.Element) error {
	_, err := element.Evaluate(&rod.EvalOptions{
		JS: `el => { el.innerText = ''; el.innerHTML = ''; el.dispatchEvent(new Event('input', {bubbles: true})); }`,
	})
	return err
}

// SetContentEditable 设置 contenteditable 元素的内容
func (b *BasePublisher) SetContentEditable(element *rod.Element, content string) error {
	_, err := element.Evaluate(&rod.EvalOptions{
		JS:     `(el, val) => { el.innerText = val; el.dispatchEvent(new Event('input', {bubbles: true})); }`,
		JSArgs: []interface{}{content},
	})
	return err
}

// SetInputValue 设置输入框值并触发事件
func (b *BasePublisher) SetInputValue(element *rod.Element, value string) error {
	_, err := element.Evaluate(&rod.EvalOptions{
		JS:     `(el, val) => { el.value = val; el.dispatchEvent(new Event('input', {bubbles: true})); el.dispatchEvent(new Event('change', {bubbles: true})); }`,
		JSArgs: []interface{}{value},
	})
	return err
}

// ClearInput 清空输入框
func (b *BasePublisher) ClearInput(element *rod.Element) error {
	_, err := element.Evaluate(&rod.EvalOptions{
		JS: `el => { el.value = ''; el.dispatchEvent(new Event('input', {bubbles: true})); }`,
	})
	return err
}

// SleepMs 毫秒级等待
func (b *BasePublisher) SleepMs(milliseconds int) {
	time.Sleep(time.Duration(milliseconds) * time.Millisecond)
}