<template>
  <section class="ai-dialog__wrapper">
    <el-dialog custom-class="ai-dialog" v-on="$listeners" v-bind="$attrs" :visible.sync="dialog">
      <div class="ai-dialog__header fill" slot="title" v-text="title"/>
      <div class="ai-dialog__content">
        <div class="ai-dialog__content--wrapper pad-r8">
          <slot/>
        </div>
      </div>
      <template v-if="customFooter" slot="footer">
        <slot name="footer"/>
      </template>
      <div v-else class="dialog-footer" slot="footer">
        <el-button @click="onCancel">取消</el-button>
        <el-button @click="onConfirm" type="primary">确认</el-button>
      </div>
    </el-dialog>
  </section>
</template>

<script>

export default {
  name: 'AiDialog',
  model: {
    prop: "visible",
    event: "input"
  },
  props: {
    visible: Boolean,
    title: {type: String, default: ''},
    customFooter: Boolean
  },
  data() {
    return {
      dialog: false,
    }
  },
  watch: {
    dialog(v) {
      this.visible != v && this.$emit("input", v)
    },
    visible(v) {
      this.dialog = v
    }
  },
  methods: {
    onCancel() {
      this.$emit('input', false)
      this.$emit('update:visible', false)
      this.$emit('cancel')
    },
    onConfirm() {
      this.$emit('confirm')
    }
  }
}
</script>
<style lang="scss">
.ai-dialog {
  margin: unset !important;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);

  .el-dialog__body {
    padding: 20px 40px 20px;
  }

  .ai-dialog__content {
    overflow-y: auto;
    padding-bottom: 4px;
    max-height: 500px;

    .ai-dialog__content--wrapper {
      height: 100%;
      overflow-x: hidden;
      overflow-y: auto;
    }
  }

  .ai-dialog__header {
    flex: 1;
    height: 48px;
    line-height: 48px;
    padding: 0 16px;
    font-size: 16px;
    font-weight: 700;
  }

  .el-dialog__footer {
    padding: 16px 20px;
    box-sizing: border-box;
    background: #F3F6F9;
    text-align: center;

    & + .el-button {
      margin-left: 8px;
    }

    .el-button {
      width: 92px;
    }
  }

  .el-dialog__header {
    padding: 0;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #eee;
  }

  .el-dialog__headerbtn {
    position: relative;
    flex-shrink: 0;
    top: unset;
    right: unset;
    margin: 0 16px;
  }
}
</style>
