对外报告管理页面布局
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<template>
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<div>
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<a-input-search style="margin-bottom: 8px" placeholder="Search" @change="onChange" />
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<a-tree
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:expanded-keys="expandedKeys"
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:auto-expand-parent="autoExpandParent"
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:tree-data="gData"
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@expand="onExpand"
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>
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<template slot="title" slot-scope="{ title }">
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<span v-if="title.indexOf(searchValue) > -1">
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{{ title.substr(0, title.indexOf(searchValue)) }}
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<span style="color: #f50">{{ searchValue }}</span>
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{{ title.substr(title.indexOf(searchValue) + searchValue.length) }}
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</span>
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<span v-else>{{ title }}</span>
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</template>
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<template>
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<a-dropdown :trigger="['contextmenu']">
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<span>{{ title }}</span>
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<template #overlay>
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<a-menu @click="({ key: menuKey }) => onContextMenuClick(treeKey, menuKey)">
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<a-menu-item key="1">1st menu item</a-menu-item>
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<a-menu-item key="2">2nd menu item</a-menu-item>
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<a-menu-item key="3">3rd menu item</a-menu-item>
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</a-menu>
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</template>
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</a-dropdown>
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</template>
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</a-tree>
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</div>
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</template>
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<script>
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const x = 3;
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const y = 2;
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const z = 1;
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const gData = [];
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const generateData = (_level, _preKey, _tns) => {
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const preKey = _preKey || '0';
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const tns = _tns || gData;
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const children = [];
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for (let i = 0; i < x; i++) {
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const key = `${preKey}-${i}`;
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tns.push({ title: key, key, scopedSlots: { title: 'title' } });
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if (i < y) {
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children.push(key);
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}
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}
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if (_level < 0) {
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return tns;
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}
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const level = _level - 1;
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children.forEach((key, index) => {
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tns[index].children = [];
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return generateData(level, key, tns[index].children);
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});
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};
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generateData(z);
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const dataList = [];
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const generateList = data => {
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for (let i = 0; i < data.length; i++) {
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const node = data[i];
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const key = node.key;
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dataList.push({ key, title: key });
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if (node.children) {
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generateList(node.children);
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}
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}
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};
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generateList(gData);
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const getParentKey = (key, tree) => {
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let parentKey;
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for (let i = 0; i < tree.length; i++) {
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const node = tree[i];
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if (node.children) {
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if (node.children.some(item => item.key === key)) {
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parentKey = node.key;
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} else if (getParentKey(key, node.children)) {
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parentKey = getParentKey(key, node.children);
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}
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}
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}
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return parentKey;
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};
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export default {
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data() {
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return {
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searchValue: '',
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autoExpandParent: true,
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expandedKeys: ['0-0-0', '0-0-1'],
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gData,
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};
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},
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methods: {
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onExpand(expandedKeys) {
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this.expandedKeys = expandedKeys;
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this.autoExpandParent = false;
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},
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onChange(e) {
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const value = e.target.value;
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const expandedKeys = dataList
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.map(item => {
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if (item.title.indexOf(value) > -1) {
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return getParentKey(item.key, gData);
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}
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return null;
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})
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.filter((item, i, self) => item && self.indexOf(item) === i);
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Object.assign(this, {
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expandedKeys,
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searchValue: value,
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autoExpandParent: true,
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});
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},
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onContextMenuClick(treeKey, menuKey) {
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console.log(`treeKey: ${treeKey}, menuKey: ${menuKey}`);
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},
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},
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};
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</script>
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