<template>
    <my-process-palette />
    <my-process-designer
      :key="`designer-${reloadIndex}`"
      :options="{
        taskResizingEnabled: true,
        eventResizingEnabled: true,
        minimap: {
          open: true
        }
      }"
      v-model="xmlString"
      v-bind="controlForm"
      keyboard
      ref="processDesigner"
      @element-click="elementClick"
      @element-contextmenu="elementContextmenu"
      @init-finished="initModeler"
    />
    <my-properties-panel :key="`penal-${reloadIndex}`" :bpmn-modeler="modeler" :prefix="controlForm.prefix" class="process-panel" />

    <!-- demo config -->
    <div class="demo-control-bar">
      <div class="open-model-button" @click="controlDrawerVisible = true"><el-icon><setting /></el-icon></div>
    </div>
    <el-drawer v-model="controlDrawerVisible" size="400px" title="偏好设置" append-to-body destroy-on-close>
      <el-form :model="controlForm" size="small" label-width="100px" class="control-form" @submit.prevent>
        <el-form-item label="流程ID">
          <el-input v-model="controlForm.processId" @change="reloadProcessDesigner(true)" />
        </el-form-item>
        <el-form-item label="流程名称">
          <el-input v-model="controlForm.processName" @change="reloadProcessDesigner(true)" />
        </el-form-item>
        <el-form-item label="流转模拟">
          <el-switch v-model="controlForm.simulation" inactive-text="停用" active-text="启用" @change="reloadProcessDesigner()" />
        </el-form-item>
        <el-form-item label="禁用双击">
          <el-switch v-model="controlForm.labelEditing" inactive-text="停用" active-text="启用" @change="changeLabelEditingStatus" />
        </el-form-item>
        <el-form-item label="自定义渲染">
          <el-switch v-model="controlForm.labelVisible" inactive-text="停用" active-text="启用" @change="changeLabelVisibleStatus" />
        </el-form-item>
        <el-form-item label="流程引擎">
          <el-radio-group v-model="controlForm.prefix" @change="reloadProcessDesigner()">
            <el-radio label="camunda">camunda</el-radio>
            <el-radio label="flowable">flowable</el-radio>
            <el-radio label="activiti">activiti</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="工具栏">
          <el-radio-group v-model="controlForm.headerButtonSize">
            <el-radio label="small">small</el-radio>
            <el-radio label="default">default</el-radio>
            <el-radio label="large">large</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-switch v-model="pageMode" active-text="dark" inactive-text="light" @change="changePageMode"></el-switch>
      </el-form>
    </el-drawer>

    <!-- <div class="demo-info-bar">
      <div class="open-model-button" @click="infoTipVisible = !infoTipVisible"><el-icon><InfoFilled /></el-icon></div>
      <transition name="zoom-in-right">
        <div class="info-tip" v-show="infoTipVisible">
          <p><strong>该项目仅作为Bpmn.js的简单演示项目，不涉及过多的自定义Render内容。</strong></p>
          <p>注：activiti 好像不支持表单配置，控制台可能会报错</p>
          <p>
            <span>更多配置请查看源码：</span>
            <a href="https://github.com/miyuesc/bpmn-process-designer">MiyueSC/bpmn-process-designer</a>
          </p>
          <p>
            <span>bpmn 官方图标：</span>
            <a href="https://cdn.staticaly.com/gh/bpmn-io/bpmn-font/master/dist/demo.html">bpmn-io/bpmn-font</a>
          </p>
          <p>
            <span>疑问请在此留言：</span>
            <a href="https://github.com/miyuesc/bpmn-process-designer/issues/16">MiyueSC/bpmn-process-designer/issues</a>
          </p>
        </div>
      </transition>
    </div> -->
</template>

<script>
import translations from '@/translations';
// 自定义渲染（隐藏了 label 标签）
import CustomRenderer from '@/modules/custom-renderer';
// 自定义元素选中时的弹出菜单（修改 默认任务 为 用户任务）
import CustomContentPadProvider from './package/designer/plugins/content-pad';
// 自定义左侧菜单（修改 默认任务 为 用户任务）
import CustomPaletteProvider from './package/designer/plugins/palette';
import Log from './package/Log';
// 任务resize
// import resizeTask from "bpmn-js-task-resize/lib";
// 小地图
import minimapModule from 'diagram-js-minimap';

import 'bpmn-js/dist/assets/diagram-js.css';
import 'bpmn-js/dist/assets/bpmn-font/css/bpmn.css';
import 'bpmn-js/dist/assets/bpmn-font/css/bpmn-codes.css';

export default {
  name: 'App',
  data() {
    return {
      xmlString: '',
      modeler: null,
      reloadIndex: 0,
      controlDrawerVisible: false,
      infoTipVisible: false,
      pageMode: false,
      translationsSelf: translations,
      controlForm: {
        processId: '',
        processName: '',
        simulation: true,
        labelEditing: false,
        labelVisible: false,
        prefix: 'flowable',
        headerButtonSize: 'small',
        events: ['element.click', 'element.contextmenu'],
        // additionalModel: []
        additionalModel: [CustomContentPadProvider, CustomPaletteProvider, minimapModule]
      },
      addis: {
        CustomContentPadProvider,
        CustomPaletteProvider
      }
    };
  },
  created() {},
  methods: {
    initModeler(modeler) {
      setTimeout(() => {
        this.modeler = modeler;
        const canvas = modeler.get('canvas');
        const rootElement = canvas.getRootElement();
        Log.prettyPrimary('Process Id:', rootElement.id);
        Log.prettyPrimary('Process Name:', rootElement.businessObject.name);
      }, 10);
    },
    reloadProcessDesigner(notDeep) {
      this.controlForm.additionalModel = [];
      for (const key in this.addis) {
        if (this.addis[key]) {
          this.controlForm.additionalModel.push(this.addis[key]);
        }
      }
      !notDeep && (this.xmlString = undefined);
      this.reloadIndex += 1;
      this.modeler = null; // 避免 panel 异常
    },
    changeLabelEditingStatus(status) {
      this.addis.labelEditing = status ? { labelEditingProvider: ['value', ''] } : false;
      this.reloadProcessDesigner();
    },
    changeLabelVisibleStatus(status) {
      this.addis.customRenderer = status ? CustomRenderer : false;
      this.reloadProcessDesigner();
    },
    elementClick(element) {
      console.log(element);
      this.element = element;
    },
    elementContextmenu(element) {
      console.log('elementContextmenu:', element);
    },
    changePageMode(mode) {
      const theme = mode
        ? {
          // dark
          stroke: '#ffffff',
          fill: '#333333'
        }
        : {
          // light
          stroke: '#000000',
          fill: '#ffffff'
        };
      const elements = this.modeler.get('elementRegistry').getAll();
      this.modeler.get('modeling').setColor(elements, theme);
    }
  }
};
</script>

<style lang="scss">
body {
  overflow: hidden;
  margin: 0;
  box-sizing: border-box;
}
#app {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  display: inline-grid;
  grid-template-columns: 100px auto max-content;
}
.demo-info-bar {
  position: fixed;
  right: 8px;
  bottom: 108px;
  z-index: 1;
}
.demo-control-bar {
  position: fixed;
  right: 8px;
  bottom: 48px;
  z-index: 1;
}
.open-model-button {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  font-size: 32px;
  background: rgba(64, 158, 255, 1);
  color: #ffffff;
  cursor: pointer;
}
.zoom-in-right-enter-active,
.zoom-in-right-leave-active {
  opacity: 1;
  transform: scaleY(1) translateY(-48px);
  transition: all 300ms cubic-bezier(0.23, 1, 0.32, 1);
  transform-origin: right center;
}
.zoom-in-right-enter,
.zoom-in-right-leave-active {
  opacity: 0;
  transform: scaleX(0) translateY(-48px);
}
.info-tip {
  position: absolute;
  width: 480px;
  top: 0;
  right: 64px;
  z-index: 10;
  box-sizing: border-box;
  padding: 0 16px;
  color: #333333;
  background: #f2f6fc;
  transform: translateY(-48px);
  border: 1px solid #ebeef5;
  border-radius: 4px;
  &::before,
  &::after {
    content: "";
    width: 0;
    height: 0;
    border-width: 8px;
    border-style: solid;
    position: absolute;
    right: -15px;
    top: 50%;
  }
  &::before {
    border-color: transparent transparent transparent #f2f6fc;
    z-index: 10;
  }
  &::after {
    right: -16px;
    border-color: transparent transparent transparent #ebeef5;
    z-index: 1;
  }
}
.control-form {
  .el-radio {
    width: 100%;
    line-height: 32px;
  }
}
.element-overlays {
  box-sizing: border-box;
  padding: 8px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 4px;
  color: #fafafa;
}

body,
body * {
  /* 滚动条 */
  &::-webkit-scrollbar-track-piece {
    background-color: #fff; /*滚动条的背景颜色*/
    -webkit-border-radius: 0; /*滚动条的圆角宽度*/
  }
  &::-webkit-scrollbar {
    width: 10px; /*滚动条的宽度*/
    height: 8px; /*滚动条的高度*/
  }
  &::-webkit-scrollbar-thumb:vertical {
    /*垂直滚动条的样式*/
    height: 50px;
    background-color: rgba(153, 153, 153, 0.5);
    -webkit-border-radius: 4px;
    outline: 2px solid #fff;
    outline-offset: -2px;
    border: 2px solid #fff;
  }
  &::-webkit-scrollbar-thumb {
    /*滚动条的hover样式*/
    background-color: rgba(159, 159, 159, 0.3);
    -webkit-border-radius: 4px;
  }
  &::-webkit-scrollbar-thumb:hover {
    /*滚动条的hover样式*/
    background-color: rgba(159, 159, 159, 0.5);
    -webkit-border-radius: 4px;
  }
}
</style>
