<template>
  <div class="editor-header">
    <div class="left">
      <Popover trigger="click" placement="bottom-start" v-model:value="mainMenuVisible">
        <template #content>
          <PopoverMenuItem @click="createNewPPT()">新建演示文稿</PopoverMenuItem>
          <PopoverMenuItem @click="saveCurrentPPT()">保存当前PPT</PopoverMenuItem>
          <PopoverMenuItem @click="showPPTManager = true">我的PPT</PopoverMenuItem>
          <PopoverMenuItem @click="importSpecificFile">导入 pptist 文件</PopoverMenuItem>
          <PopoverMenuItem @click="importPPTXFile">导入 pptx 文件</PopoverMenuItem>
          <PopoverMenuItem @click="resetSlides">重置幻灯片</PopoverMenuItem>
          <PopoverMenuItem @click="goFullscreen">进入全屏</PopoverMenuItem>
          <PopoverMenuItem @click="hotkeyDrawerVisible = true">快捷键</PopoverMenuItem>
          <PopoverMenuItem @click="logout" style="color: #d32f2f;">退出登录</PopoverMenuItem>
          <PopoverMenuItem @click="openAIPPTDialog(); mainMenuVisible = false">AI 生成 PPT</PopoverMenuItem>
          <FileInput accept="application/vnd.openxmlformats-officedocument.presentationml.presentation"  @change="files => {
            importPPTXFile(files)
            mainMenuVisible = false
          }">
            <PopoverMenuItem>导入 pptx 文件（测试版）</PopoverMenuItem>
          </FileInput>
          <FileInput accept=".pptist"  @change="files => {
            importSpecificFile(files)
            mainMenuVisible = false
          }">
            <PopoverMenuItem>导入 pptist 文件</PopoverMenuItem>
          </FileInput>
          <PopoverMenuItem @click="setDialogForExport('pptx')">导出文件</PopoverMenuItem>
          <PopoverMenuItem @click="resetSlides(); mainMenuVisible = false">重置幻灯片</PopoverMenuItem>
          <PopoverMenuItem @click="openMarkupPanel(); mainMenuVisible = false">幻灯片类型标注</PopoverMenuItem>
          <PopoverMenuItem @click="goLink('https://github.com/pipipi-pikachu/PPTist/issues')">意见反馈</PopoverMenuItem>
          <PopoverMenuItem @click="goLink('https://github.com/pipipi-pikachu/PPTist/blob/master/doc/Q&A.md')">常见问题</PopoverMenuItem>
          <PopoverMenuItem @click="mainMenuVisible = false; hotkeyDrawerVisible = true">快捷操作</PopoverMenuItem>
        </template>
        <div class="menu-item">
          <IconHamburgerButton class="icon" />
        </div>
      </Popover>
      <div class="title">
        <Input 
          class="title-input" 
          ref="titleInputRef"
          v-model:value="titleValue" 
          @blur="handleUpdateTitle()" 
          v-if="editingTitle" 
        ></Input>
        <div 
          class="title-text"
          @click="startEditTitle()"
          :title="title"
          v-else
        >{{ title }}</div>
      </div>
    </div>
    
    <div class="right">
      <!-- 添加保存按钮 -->
      <div class="menu-item" v-tooltip="'保存PPT (Ctrl+S)'" @click="saveCurrentPPT()">
        <IconWrite class="icon" />
      </div>
      
      <div class="group-menu-item">
        <div class="menu-item" v-tooltip="'幻灯片放映（F5）'" @click="enterScreening()">
          <IconPpt class="icon" />
        </div>
        <Popover trigger="click" center>
          <template #content>
            <PopoverMenuItem @click="enterScreeningFromStart()">从头开始</PopoverMenuItem>
            <PopoverMenuItem @click="enterScreening()">从当前页开始</PopoverMenuItem>
          </template>
          <div class="arrow-btn"><IconDown class="arrow" /></div>
        </Popover>
      </div>
      
      <div class="menu-item" v-tooltip="'AI生成PPT'" @click="openAIPPTDialog(); mainMenuVisible = false">
        <span class="text ai">AI</span>
      </div>
      <div class="menu-item" v-tooltip="'导出'" @click="setDialogForExport('pptx')">
        <IconDownload class="icon" />
      </div>
      <a class="github-link" v-tooltip="'Copyright © 2020-PRESENT pipipi-pikachu'" href="https://github.com/pipipi-pikachu/PPTist" target="_blank">
        <div class="menu-item"><IconGithub class="icon" /></div>
      </a>
    </div>
    
    <Drawer
      :width="320"
      v-model:visible="hotkeyDrawerVisible"
      placement="right"
    >
      <HotkeyDoc />
      <template v-slot:title>快捷操作</template>
    </Drawer>
    <FullscreenSpin :loading="exporting" tip="正在导入..." />
    <!-- PPT管理器弹窗 -->
    <Modal 
      v-model:visible="showPPTManager" 
      :width="800"
      title="PPT管理"
      :footer="null"
    >
      <PPTManager @close="showPPTManager = false" />
    </Modal>
  </div>
</template>

<script lang="ts" setup>
import { nextTick, ref, onMounted, onUnmounted } from 'vue'
import { storeToRefs } from 'pinia'
import { useMainStore, useSlidesStore, useAuthStore } from '@/store'
import useScreening from '@/hooks/useScreening'
import useImport from '@/hooks/useImport'
import useSlideHandler from '@/hooks/useSlideHandler'
import usePPTManager from '@/hooks/usePPTManager'
import type { DialogForExportTypes } from '@/types/export'

import HotkeyDoc from './HotkeyDoc.vue'
import FileInput from '@/components/FileInput.vue'
import FullscreenSpin from '@/components/FullscreenSpin.vue'
import Drawer from '@/components/Drawer.vue'
import Input from '@/components/Input.vue'
import Popover from '@/components/Popover.vue'
import PopoverMenuItem from '@/components/PopoverMenuItem.vue'
import Modal from '@/components/Modal.vue'
import PPTManager from '@/components/PPTManager.vue'

const mainStore = useMainStore()
const slidesStore = useSlidesStore()
const authStore = useAuthStore()
const { title } = storeToRefs(slidesStore)
const { enterScreening, enterScreeningFromStart } = useScreening()
const { importSpecificFile, importPPTXFile, exporting } = useImport()
const { resetSlides } = useSlideHandler()
const { createNewPPT: createPPT, saveCurrentPPT: savePPT } = usePPTManager()

const mainMenuVisible = ref(false)
const hotkeyDrawerVisible = ref(false)
const editingTitle = ref(false)
const titleInputRef = ref<InstanceType<typeof Input>>()
const titleValue = ref('')
const showPPTManager = ref(false)

const startEditTitle = () => {
  titleValue.value = title.value
  editingTitle.value = true
  nextTick(() => titleInputRef.value?.focus())
}

const handleUpdateTitle = () => {
  slidesStore.setTitle(titleValue.value)
  editingTitle.value = false
}

const goLink = (url: string) => {
  window.open(url)
  mainMenuVisible.value = false
}

const setDialogForExport = (type: DialogForExportTypes) => {
  mainStore.setDialogForExport(type)
  mainMenuVisible.value = false
}

const openMarkupPanel = () => {
  mainStore.setMarkupPanelState(true)
}

const openAIPPTDialog = () => {
  mainStore.setAIPPTDialogState(true)
}

// 创建新PPT
const createNewPPT = async () => {
  try {
    await createPPT('新建演示文稿')
    mainMenuVisible.value = false
  } 
  catch (error) {
    // Handle error silently or show user-friendly message
  }
}

// 保存当前PPT
const saveCurrentPPT = async () => {
  try {
    await savePPT()
    mainMenuVisible.value = false
  } 
  catch (error) {
    // Handle error silently or show user-friendly message
  }
}

// 全屏模式
const goFullscreen = () => {
  if (document.documentElement.requestFullscreen) {
    document.documentElement.requestFullscreen()
  }
  mainMenuVisible.value = false
}

// 退出登录
const logout = () => {
  authStore.logout()
  mainMenuVisible.value = false
}

// 键盘快捷键处理
const handleKeydown = (event: KeyboardEvent) => {
  // Ctrl+S 保存
  if (event.ctrlKey && event.key === 's') {
    event.preventDefault()
    saveCurrentPPT()
  }
  // Ctrl+N 新建
  else if (event.ctrlKey && event.key === 'n') {
    event.preventDefault()
    createNewPPT()
  }
}

onMounted(() => {
  document.addEventListener('keydown', handleKeydown)
})

onUnmounted(() => {
  document.removeEventListener('keydown', handleKeydown)
})
</script>

<style lang="scss" scoped>
.editor-header {
  background-color: #fff;
  user-select: none;
  border-bottom: 1px solid $borderColor;
  display: flex;
  justify-content: space-between;
  padding: 0 5px;
}
.left, .right, .editor-header-left {
  display: flex;
  justify-content: center;
  align-items: center;
}
.menu-item {
  height: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 14px;
  padding: 0 10px;
  border-radius: $borderRadius;
  cursor: pointer;

  .icon {
    font-size: 18px;
    color: #666;
  }
  .text {
    width: 18px;
    text-align: center;
    font-size: 17px;
  }
  .ai {
    background: linear-gradient(270deg, #d897fd, #33bcfc);
    background-clip: text;
    color: transparent;
    font-weight: 700;
  }

  &:hover {
    background-color: #f1f1f1;
  }
}
.group-menu-item {
  height: 30px;
  display: flex;
  margin: 0 8px;
  padding: 0 2px;
  border-radius: $borderRadius;

  &:hover {
    background-color: #f1f1f1;
  }

  .menu-item {
    padding: 0 3px;
  }
  .arrow-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
  }
}
.title {
  height: 30px;
  margin-left: 2px;
  font-size: 13px;

  .title-input {
    width: 200px;
    height: 100%;
    padding-left: 0;
    padding-right: 0;

    ::v-deep(input) {
      height: 28px;
      line-height: 28px;
    }
  }
  .title-text {
    min-width: 20px;
    max-width: 400px;
    line-height: 30px;
    padding: 0 6px;
    border-radius: $borderRadius;
    cursor: pointer;

    @include ellipsis-oneline();

    &:hover {
      background-color: #f1f1f1;
    }
  }
}
.github-link {
  display: inline-block;
  height: 30px;
}
</style>