New file |
| | |
| | | export default { |
| | | props: { |
| | | localdata: { |
| | | type: [Array, Object], |
| | | default () { |
| | | return [] |
| | | } |
| | | }, |
| | | spaceInfo: { |
| | | type: Object, |
| | | default () { |
| | | return {} |
| | | } |
| | | }, |
| | | collection: { |
| | | type: String, |
| | | default: '' |
| | | }, |
| | | action: { |
| | | type: String, |
| | | default: '' |
| | | }, |
| | | field: { |
| | | type: String, |
| | | default: '' |
| | | }, |
| | | orderby: { |
| | | type: String, |
| | | default: '' |
| | | }, |
| | | where: { |
| | | type: [String, Object], |
| | | default: '' |
| | | }, |
| | | pageData: { |
| | | type: String, |
| | | default: 'add' |
| | | }, |
| | | pageCurrent: { |
| | | type: Number, |
| | | default: 1 |
| | | }, |
| | | pageSize: { |
| | | type: Number, |
| | | default: 20 |
| | | }, |
| | | getcount: { |
| | | type: [Boolean, String], |
| | | default: false |
| | | }, |
| | | getone: { |
| | | type: [Boolean, String], |
| | | default: false |
| | | }, |
| | | gettree: { |
| | | type: [Boolean, String], |
| | | default: false |
| | | }, |
| | | manual: { |
| | | type: Boolean, |
| | | default: false |
| | | }, |
| | | value: { |
| | | type: [Array, String, Number], |
| | | default () { |
| | | return [] |
| | | } |
| | | }, |
| | | modelValue: { |
| | | type: [Array, String, Number], |
| | | default () { |
| | | return [] |
| | | } |
| | | }, |
| | | preload: { |
| | | type: Boolean, |
| | | default: false |
| | | }, |
| | | stepSearh: { |
| | | type: Boolean, |
| | | default: true |
| | | }, |
| | | selfField: { |
| | | type: String, |
| | | default: '' |
| | | }, |
| | | parentField: { |
| | | type: String, |
| | | default: '' |
| | | }, |
| | | multiple: { |
| | | type: Boolean, |
| | | default: false |
| | | }, |
| | | map: { |
| | | type: Object, |
| | | default() { |
| | | return { |
| | | text: "text", |
| | | value: "value" |
| | | } |
| | | } |
| | | } |
| | | }, |
| | | data() { |
| | | return { |
| | | loading: false, |
| | | errorMessage: '', |
| | | loadMore: { |
| | | contentdown: '', |
| | | contentrefresh: '', |
| | | contentnomore: '' |
| | | }, |
| | | dataList: [], |
| | | selected: [], |
| | | selectedIndex: 0, |
| | | page: { |
| | | current: this.pageCurrent, |
| | | size: this.pageSize, |
| | | count: 0 |
| | | } |
| | | } |
| | | }, |
| | | computed: { |
| | | isLocaldata() { |
| | | return !this.collection.length |
| | | }, |
| | | postField() { |
| | | let fields = [this.field]; |
| | | if (this.parentField) { |
| | | fields.push(`${this.parentField} as parent_value`); |
| | | } |
| | | return fields.join(','); |
| | | }, |
| | | dataValue() { |
| | | let isModelValue = Array.isArray(this.modelValue) ? (this.modelValue.length > 0) : (this.modelValue !== null || this.modelValue !== undefined) |
| | | return isModelValue ? this.modelValue : this.value |
| | | }, |
| | | hasValue() { |
| | | if (typeof this.dataValue === 'number') { |
| | | return true |
| | | } |
| | | return (this.dataValue != null) && (this.dataValue.length > 0) |
| | | } |
| | | }, |
| | | created() { |
| | | this.$watch(() => { |
| | | var al = []; |
| | | ['pageCurrent', |
| | | 'pageSize', |
| | | 'spaceInfo', |
| | | 'value', |
| | | 'modelValue', |
| | | 'localdata', |
| | | 'collection', |
| | | 'action', |
| | | 'field', |
| | | 'orderby', |
| | | 'where', |
| | | 'getont', |
| | | 'getcount', |
| | | 'gettree' |
| | | ].forEach(key => { |
| | | al.push(this[key]) |
| | | }); |
| | | return al |
| | | }, (newValue, oldValue) => { |
| | | let needReset = false |
| | | for (let i = 2; i < newValue.length; i++) { |
| | | if (newValue[i] != oldValue[i]) { |
| | | needReset = true |
| | | break |
| | | } |
| | | } |
| | | if (newValue[0] != oldValue[0]) { |
| | | this.page.current = this.pageCurrent |
| | | } |
| | | this.page.size = this.pageSize |
| | | |
| | | this.onPropsChange() |
| | | }) |
| | | this._treeData = [] |
| | | }, |
| | | methods: { |
| | | onPropsChange() { |
| | | this._treeData = [] |
| | | }, |
| | | getCommand(options = {}) { |
| | | /* eslint-disable no-undef */ |
| | | let db = uniCloud.database(this.spaceInfo) |
| | | |
| | | const action = options.action || this.action |
| | | if (action) { |
| | | db = db.action(action) |
| | | } |
| | | |
| | | const collection = options.collection || this.collection |
| | | db = db.collection(collection) |
| | | |
| | | const where = options.where || this.where |
| | | if (!(!where || !Object.keys(where).length)) { |
| | | db = db.where(where) |
| | | } |
| | | |
| | | const field = options.field || this.field |
| | | if (field) { |
| | | db = db.field(field) |
| | | } |
| | | |
| | | const orderby = options.orderby || this.orderby |
| | | if (orderby) { |
| | | db = db.orderBy(orderby) |
| | | } |
| | | |
| | | const current = options.pageCurrent !== undefined ? options.pageCurrent : this.page.current |
| | | const size = options.pageSize !== undefined ? options.pageSize : this.page.size |
| | | const getCount = options.getcount !== undefined ? options.getcount : this.getcount |
| | | const getTree = options.gettree !== undefined ? options.gettree : this.gettree |
| | | |
| | | const getOptions = { |
| | | getCount, |
| | | getTree |
| | | } |
| | | if (options.getTreePath) { |
| | | getOptions.getTreePath = options.getTreePath |
| | | } |
| | | |
| | | db = db.skip(size * (current - 1)).limit(size).get(getOptions) |
| | | |
| | | return db |
| | | }, |
| | | getNodeData(callback) { |
| | | if (this.loading) { |
| | | return |
| | | } |
| | | this.loading = true |
| | | this.getCommand({ |
| | | field: this.postField, |
| | | where: this._pathWhere() |
| | | }).then((res) => { |
| | | this.loading = false |
| | | this.selected = res.result.data |
| | | callback && callback() |
| | | }).catch((err) => { |
| | | this.loading = false |
| | | this.errorMessage = err |
| | | }) |
| | | }, |
| | | getTreePath(callback) { |
| | | if (this.loading) { |
| | | return |
| | | } |
| | | this.loading = true |
| | | |
| | | this.getCommand({ |
| | | field: this.postField, |
| | | getTreePath: { |
| | | startWith: `${this.selfField}=='${this.dataValue}'` |
| | | } |
| | | }).then((res) => { |
| | | this.loading = false |
| | | let treePath = [] |
| | | this._extractTreePath(res.result.data, treePath) |
| | | this.selected = treePath |
| | | callback && callback() |
| | | }).catch((err) => { |
| | | this.loading = false |
| | | this.errorMessage = err |
| | | }) |
| | | }, |
| | | loadData() { |
| | | if (this.isLocaldata) { |
| | | this._processLocalData() |
| | | return |
| | | } |
| | | |
| | | if (this.dataValue != null) { |
| | | this._loadNodeData((data) => { |
| | | this._treeData = data |
| | | this._updateBindData() |
| | | this._updateSelected() |
| | | }) |
| | | return |
| | | } |
| | | |
| | | if (this.stepSearh) { |
| | | this._loadNodeData((data) => { |
| | | this._treeData = data |
| | | this._updateBindData() |
| | | }) |
| | | } else { |
| | | this._loadAllData((data) => { |
| | | this._treeData = [] |
| | | this._extractTree(data, this._treeData, null) |
| | | this._updateBindData() |
| | | }) |
| | | } |
| | | }, |
| | | _loadAllData(callback) { |
| | | if (this.loading) { |
| | | return |
| | | } |
| | | this.loading = true |
| | | |
| | | this.getCommand({ |
| | | field: this.postField, |
| | | gettree: true, |
| | | startwith: `${this.selfField}=='${this.dataValue}'` |
| | | }).then((res) => { |
| | | this.loading = false |
| | | callback(res.result.data) |
| | | this.onDataChange() |
| | | }).catch((err) => { |
| | | this.loading = false |
| | | this.errorMessage = err |
| | | }) |
| | | }, |
| | | _loadNodeData(callback, pw) { |
| | | if (this.loading) { |
| | | return |
| | | } |
| | | this.loading = true |
| | | |
| | | this.getCommand({ |
| | | field: this.postField, |
| | | where: pw || this._postWhere(), |
| | | pageSize: 500 |
| | | }).then((res) => { |
| | | this.loading = false |
| | | callback(res.result.data) |
| | | this.onDataChange() |
| | | }).catch((err) => { |
| | | this.loading = false |
| | | this.errorMessage = err |
| | | }) |
| | | }, |
| | | _pathWhere() { |
| | | let result = [] |
| | | let where_field = this._getParentNameByField(); |
| | | if (where_field) { |
| | | result.push(`${where_field} == '${this.dataValue}'`) |
| | | } |
| | | |
| | | if (this.where) { |
| | | return `(${this.where}) && (${result.join(' || ')})` |
| | | } |
| | | |
| | | return result.join(' || ') |
| | | }, |
| | | _postWhere() { |
| | | let result = [] |
| | | let selected = this.selected |
| | | let parentField = this.parentField |
| | | if (parentField) { |
| | | result.push(`${parentField} == null || ${parentField} == ""`) |
| | | } |
| | | if (selected.length) { |
| | | for (var i = 0; i < selected.length - 1; i++) { |
| | | result.push(`${parentField} == '${selected[i].value}'`) |
| | | } |
| | | } |
| | | |
| | | let where = [] |
| | | if (this.where) { |
| | | where.push(`(${this.where})`) |
| | | } |
| | | if (result.length) { |
| | | where.push(`(${result.join(' || ')})`) |
| | | } |
| | | |
| | | return where.join(' && ') |
| | | }, |
| | | _nodeWhere() { |
| | | let result = [] |
| | | let selected = this.selected |
| | | if (selected.length) { |
| | | result.push(`${this.parentField} == '${selected[selected.length - 1].value}'`) |
| | | } |
| | | |
| | | if (this.where) { |
| | | return `(${this.where}) && (${result.join(' || ')})` |
| | | } |
| | | |
| | | return result.join(' || ') |
| | | }, |
| | | _getParentNameByField() { |
| | | const fields = this.field.split(','); |
| | | let where_field = null; |
| | | for (let i = 0; i < fields.length; i++) { |
| | | const items = fields[i].split('as'); |
| | | if (items.length < 2) { |
| | | continue; |
| | | } |
| | | if (items[1].trim() === 'value') { |
| | | where_field = items[0].trim(); |
| | | break; |
| | | } |
| | | } |
| | | return where_field |
| | | }, |
| | | _isTreeView() { |
| | | return (this.parentField && this.selfField) |
| | | }, |
| | | _updateSelected() { |
| | | var dl = this.dataList |
| | | var sl = this.selected |
| | | let textField = this.map.text |
| | | let valueField = this.map.value |
| | | for (var i = 0; i < sl.length; i++) { |
| | | var value = sl[i].value |
| | | var dl2 = dl[i] |
| | | for (var j = 0; j < dl2.length; j++) { |
| | | var item2 = dl2[j] |
| | | if (item2[valueField] === value) { |
| | | sl[i].text = item2[textField] |
| | | break |
| | | } |
| | | } |
| | | } |
| | | }, |
| | | _updateBindData(node) { |
| | | const { |
| | | dataList, |
| | | hasNodes |
| | | } = this._filterData(this._treeData, this.selected) |
| | | |
| | | let isleaf = this._stepSearh === false && !hasNodes |
| | | |
| | | if (node) { |
| | | node.isleaf = isleaf |
| | | } |
| | | |
| | | this.dataList = dataList |
| | | this.selectedIndex = dataList.length - 1 |
| | | |
| | | if (!isleaf && this.selected.length < dataList.length) { |
| | | this.selected.push({ |
| | | value: null, |
| | | text: "请选择" |
| | | }) |
| | | } |
| | | |
| | | return { |
| | | isleaf, |
| | | hasNodes |
| | | } |
| | | }, |
| | | _filterData(data, paths) { |
| | | let dataList = [] |
| | | let hasNodes = true |
| | | |
| | | dataList.push(data.filter((item) => { |
| | | return (item.parent_value === null || item.parent_value === undefined || item.parent_value === '') |
| | | })) |
| | | for (let i = 0; i < paths.length; i++) { |
| | | var value = paths[i].value |
| | | var nodes = data.filter((item) => { |
| | | return item.parent_value === value |
| | | }) |
| | | |
| | | if (nodes.length) { |
| | | dataList.push(nodes) |
| | | } else { |
| | | hasNodes = false |
| | | } |
| | | } |
| | | |
| | | return { |
| | | dataList, |
| | | hasNodes |
| | | } |
| | | }, |
| | | _extractTree(nodes, result, parent_value) { |
| | | let list = result || [] |
| | | let valueField = this.map.value |
| | | for (let i = 0; i < nodes.length; i++) { |
| | | let node = nodes[i] |
| | | |
| | | let child = {} |
| | | for (let key in node) { |
| | | if (key !== 'children') { |
| | | child[key] = node[key] |
| | | } |
| | | } |
| | | if (parent_value !== null && parent_value !== undefined && parent_value !== '') { |
| | | child.parent_value = parent_value |
| | | } |
| | | result.push(child) |
| | | |
| | | let children = node.children |
| | | if (children) { |
| | | this._extractTree(children, result, node[valueField]) |
| | | } |
| | | } |
| | | }, |
| | | _extractTreePath(nodes, result) { |
| | | let list = result || [] |
| | | for (let i = 0; i < nodes.length; i++) { |
| | | let node = nodes[i] |
| | | |
| | | let child = {} |
| | | for (let key in node) { |
| | | if (key !== 'children') { |
| | | child[key] = node[key] |
| | | } |
| | | } |
| | | result.push(child) |
| | | |
| | | let children = node.children |
| | | if (children) { |
| | | this._extractTreePath(children, result) |
| | | } |
| | | } |
| | | }, |
| | | _findNodePath(key, nodes, path = []) { |
| | | let textField = this.map.text |
| | | let valueField = this.map.value |
| | | for (let i = 0; i < nodes.length; i++) { |
| | | let node = nodes[i] |
| | | let children = node.children |
| | | let text = node[textField] |
| | | let value = node[valueField] |
| | | |
| | | path.push({ |
| | | value, |
| | | text |
| | | }) |
| | | |
| | | if (value === key) { |
| | | return path |
| | | } |
| | | |
| | | if (children) { |
| | | const p = this._findNodePath(key, children, path) |
| | | if (p.length) { |
| | | return p |
| | | } |
| | | } |
| | | |
| | | path.pop() |
| | | } |
| | | return [] |
| | | }, |
| | | _processLocalData() { |
| | | this._treeData = [] |
| | | this._extractTree(this.localdata, this._treeData) |
| | | |
| | | var inputValue = this.dataValue |
| | | if (inputValue === undefined) { |
| | | return |
| | | } |
| | | |
| | | if (Array.isArray(inputValue)) { |
| | | inputValue = inputValue[inputValue.length - 1] |
| | | if (typeof inputValue === 'object' && inputValue[this.map.value]) { |
| | | inputValue = inputValue[this.map.value] |
| | | } |
| | | } |
| | | |
| | | this.selected = this._findNodePath(inputValue, this.localdata) |
| | | } |
| | | } |
| | | } |