<template>
  <div class="video-player-container">
    <VideoPlayer
      ref="videoRef"
      :options="videoOptions"
      crossorigin="anonymous"
      playsinline
      :class="['video-player', 'vjs-big-play-centered', { loading: !state }]"
      @mounted="handleMounted"
    />
  </div>
</template>

<script setup>
import { ref, computed, onMounted, onBeforeUnmount, defineProps, defineEmits } from "vue";
import { VideoPlayer } from "@videojs-player/vue";
import videojs from "video.js";
import "video.js/dist/video-js.css";
import { wxInfo } from "@/utils/tools"

const props = defineProps({
  options: {
    type: Object,
    required: false,
    default: () => ({}),
  },
  videoUrl: {
    type: String,
    required: true,
  },
  autoplay: {
    type: Boolean,
    required: false,
    default: true,
  },
});

const emit = defineEmits(["onPlay", "onPause"]);
const videoRef = ref(null);
const player = ref(null);
const state = ref(null);

const videoOptions = computed(() => ({
  controls: true,
  preload: "auto",
  responsive: true,
  autoplay: props.autoplay,
  sources: [
    {
      src: props.videoUrl,
      type: "video/mp4",
    },
  ],
  onPlay: () => emit("onPlay"),
  onPause: () => emit("onPause"),
  userActions: {
    hotkeys: true,
    doubleClick: true,
  },
  controlBar: {
    progressControl: {
      seekBar: {
        mouseTimeDisplay: {
          keepTooltipsInside: true,
        },
      },
    },
  },
  ...props.options,
}));

const handleMounted = (payload) => {
  state.value = payload.state;
  player.value = payload.player;
  if (player.value) {
    // TAG: 自动播放
    if (props.autoplay) {
      player.value.play();
    }

    if (!wxInfo().isPc && !wxInfo().isWeiXinDesktop) { // 非PC端，且非微信PC端
      // 监听视频播放状态
      player.value.on('play', () => {
        // 播放时隐藏controls
        // player.value.controlBar.hide();
      });
      player.value.on('pause', () => {

      })
      // 添加touchstart事件监听
      player.value.on('touchstart', (event) => {
        // 阻止事件冒泡，避免触发controls的默认行为
        event.preventDefault();
        event.stopPropagation();

        // 检查点击位置是否在controls区域
        const controlBar = player.value.getChild('ControlBar');
        const controlBarEl = controlBar && controlBar.el();
        if (controlBarEl && controlBarEl.contains(event.target)) {
          return; // 如果点击在controls区域，不执行自定义行为
        }

        if (player.value.paused()) {
          player.value.play();
        } else {
          player.value.pause();
        }
      });
    }
  }
};

onBeforeUnmount(() => {
  if (videoRef.value?.$player) {
    videoRef.value.$player.dispose();
  }
});

defineExpose({
  pause() {
    if (player.value) {
      player.value.pause();
    }
  },
  play() {
    if (player.value) {
      player.value.play();
    }
  },
});
</script>

<style scoped>
.video-player-container {
  width: 100%;
  height: 100%;
  position: relative;
}

.video-player {
  width: 100%;
  height: 100%;
  display: block;
  aspect-ratio: 16/9;
}

.video-player.loading {
  opacity: 0.6;
}

:deep(.vjs-big-play-button) {
  display: none !important;
}
</style>