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2025-06-16 10:09:19 +08:00
commit 7a066b3026
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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: 500
},
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;
},
isCloudData() {
return this.collection.length > 0;
},
isCloudDataList() {
return (this.isCloudData && (!this.parentField && !this.selfField));
},
isCloudDataTree() {
return (this.isCloudData && this.parentField && this.selfField);
},
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.$watch(() => {
var al = [];
['pageCurrent',
'pageSize',
'spaceInfo',
'value',
'modelValue',
'localdata',
'collection',
'action',
'field',
'orderby',
'where',
'getont',
'getcount',
'gettree'
].forEach(key => {
al.push(this[key])
});
return al
}, (newValue, oldValue) => {
let needReset = false
for (let i = 2; i < newValue.length; i++) {
if (newValue[i] != oldValue[i]) {
needReset = true
break
}
}
if (newValue[0] != oldValue[0]) {
this.page.current = this.pageCurrent
}
this.page.size = this.pageSize
this.onPropsChange()
})
this._treeData = []
},
methods: {
onPropsChange() {
this._treeData = [];
},
// 填充 pickview 数据
async loadData() {
if (this.isLocalData) {
this.loadLocalData();
} else if (this.isCloudDataList) {
this.loadCloudDataList();
} else if (this.isCloudDataTree) {
this.loadCloudDataTree();
}
},
// 加载本地数据
async loadLocalData() {
this._treeData = [];
this._extractTree(this.localdata, this._treeData);
let inputValue = this.dataValue;
if (inputValue === undefined) {
return;
}
if (Array.isArray(inputValue)) {
inputValue = inputValue[inputValue.length - 1];
if (typeof inputValue === 'object' && inputValue[this.map.value]) {
inputValue = inputValue[this.map.value];
}
}
this.selected = this._findNodePath(inputValue, this.localdata);
},
// 加载 Cloud 数据 (单列)
async loadCloudDataList() {
if (this.loading) {
return;
}
this.loading = true;
try {
let response = await this.getCommand();
let responseData = response.result.data;
this._treeData = responseData;
this._updateBindData();
this._updateSelected();
this.onDataChange();
} catch (e) {
this.errorMessage = e;
} finally {
this.loading = false;
}
},
// 加载 Cloud 数据 (树形)
async loadCloudDataTree() {
if (this.loading) {
return;
}
this.loading = true;
try {
let commandOptions = {
field: this._cloudDataPostField(),
where: this._cloudDataTreeWhere()
};
if (this.gettree) {
commandOptions.startwith = `${this.selfField}=='${this.dataValue}'`;
}
let response = await this.getCommand(commandOptions);
let responseData = response.result.data;
this._treeData = responseData;
this._updateBindData();
this._updateSelected();
this.onDataChange();
} catch (e) {
this.errorMessage = e;
} finally {
this.loading = false;
}
},
// 加载 Cloud 数据 (节点)
async loadCloudDataNode(callback) {
if (this.loading) {
return;
}
this.loading = true;
try {
let commandOptions = {
field: this._cloudDataPostField(),
where: this._cloudDataNodeWhere()
};
let response = await this.getCommand(commandOptions);
let responseData = response.result.data;
callback(responseData);
} catch (e) {
this.errorMessage = e;
} finally {
this.loading = false;
}
},
// 回显 Cloud 数据
getCloudDataValue() {
if (this.isCloudDataList) {
return this.getCloudDataListValue();
}
if (this.isCloudDataTree) {
return this.getCloudDataTreeValue();
}
},
// 回显 Cloud 数据 (单列)
getCloudDataListValue() {
// 根据 field's as value标识匹配 where 条件
let where = [];
let whereField = this._getForeignKeyByField();
if (whereField) {
where.push(`${whereField} == '${this.dataValue}'`)
}
where = where.join(' || ');
if (this.where) {
where = `(${this.where}) && (${where})`
}
return this.getCommand({
field: this._cloudDataPostField(),
where
}).then((res) => {
this.selected = res.result.data;
return res.result.data;
});
},
// 回显 Cloud 数据 (树形)
getCloudDataTreeValue() {
return this.getCommand({
field: this._cloudDataPostField(),
getTreePath: {
startWith: `${this.selfField}=='${this.dataValue}'`
}
}).then((res) => {
let treePath = [];
this._extractTreePath(res.result.data, treePath);
this.selected = treePath;
return treePath;
});
},
getCommand(options = {}) {
/* eslint-disable no-undef */
let db = uniCloud.database(this.spaceInfo)
const action = options.action || this.action
if (action) {
db = db.action(action)
}
const collection = options.collection || this.collection
db = db.collection(collection)
const where = options.where || this.where
if (!(!where || !Object.keys(where).length)) {
db = db.where(where)
}
const field = options.field || this.field
if (field) {
db = db.field(field)
}
const orderby = options.orderby || this.orderby
if (orderby) {
db = db.orderBy(orderby)
}
const current = options.pageCurrent !== undefined ? options.pageCurrent : this.page.current
const size = options.pageSize !== undefined ? options.pageSize : this.page.size
const getCount = options.getcount !== undefined ? options.getcount : this.getcount
const getTree = options.gettree !== undefined ? options.gettree : this.gettree
const getOptions = {
getCount,
getTree
}
if (options.getTreePath) {
getOptions.getTreePath = options.getTreePath
}
db = db.skip(size * (current - 1)).limit(size).get(getOptions)
return db
},
_cloudDataPostField() {
let fields = [this.field];
if (this.parentField) {
fields.push(`${this.parentField} as parent_value`);
}
return fields.join(',');
},
_cloudDataTreeWhere() {
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(`(${result.join(' || ')})`)
}
return where.join(' && ')
},
_cloudDataNodeWhere() {
let where = []
let selected = this.selected;
if (selected.length) {
where.push(`${this.parentField} == '${selected[selected.length - 1].value}'`);
}
where = where.join(' || ');
if (this.where) {
return `(${this.where}) && (${where})`
}
return where
},
_getWhereByForeignKey() {
let result = []
let whereField = this._getForeignKeyByField();
if (whereField) {
result.push(`${whereField} == '${this.dataValue}'`)
}
if (this.where) {
return `(${this.where}) && (${result.join(' || ')})`
}
return result.join(' || ')
},
_getForeignKeyByField() {
let fields = this.field.split(',');
let whereField = 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') {
whereField = items[0].trim();
break;
}
}
return whereField;
},
_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
}
},
_updateSelected() {
let dl = this.dataList
let sl = this.selected
let textField = this.map.text
let valueField = this.map.value
for (let i = 0; i < sl.length; i++) {
let value = sl[i].value
let dl2 = dl[i]
for (let j = 0; j < dl2.length; j++) {
let item2 = dl2[j]
if (item2[valueField] === value) {
sl[i].text = item2[textField]
break
}
}
}
},
_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++) {
let value = paths[i].value
let 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 []
}
}
}

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export type PaginationType = {
current : number,
size : number,
count : number
}
export type LoadMoreType = {
contentdown : string,
contentrefresh : string,
contentnomore : string
}
export type SelectedItemType = {
name : string,
value : string,
}
export type GetCommandOptions = {
collection ?: UTSJSONObject,
field ?: string,
orderby ?: string,
where ?: any,
pageData ?: string,
pageCurrent ?: number,
pageSize ?: number,
getCount ?: boolean,
getTree ?: any,
getTreePath ?: UTSJSONObject,
startwith ?: string,
limitlevel ?: number,
groupby ?: string,
groupField ?: string,
distinct ?: boolean,
pageIndistinct ?: boolean,
foreignKey ?: string,
loadtime ?: string,
manual ?: boolean
}
const DefaultSelectedNode = {
text: '请选择',
value: ''
}
export const dataPicker = defineMixin({
props: {
localdata: {
type: Array as PropType<Array<UTSJSONObject>>,
default: [] as Array<UTSJSONObject>
},
collection: {
type: Object,
default: ''
},
field: {
type: String,
default: ''
},
orderby: {
type: String,
default: ''
},
where: {
type: Object,
default: ''
},
pageData: {
type: String,
default: 'add'
},
pageCurrent: {
type: Number,
default: 1
},
pageSize: {
type: Number,
default: 20
},
getcount: {
type: Boolean,
default: false
},
gettree: {
type: Object,
default: ''
},
gettreepath: {
type: Object,
default: ''
},
startwith: {
type: String,
default: ''
},
limitlevel: {
type: Number,
default: 10
},
groupby: {
type: String,
default: ''
},
groupField: {
type: String,
default: ''
},
distinct: {
type: Boolean,
default: false
},
pageIndistinct: {
type: Boolean,
default: false
},
foreignKey: {
type: String,
default: ''
},
loadtime: {
type: String,
default: 'auto'
},
manual: {
type: Boolean,
default: false
},
preload: {
type: Boolean,
default: false
},
stepSearh: {
type: Boolean,
default: true
},
selfField: {
type: String,
default: ''
},
parentField: {
type: String,
default: ''
},
multiple: {
type: Boolean,
default: false
},
value: {
type: Object,
default: ''
},
modelValue: {
type: Object,
default: ''
},
defaultProps: {
type: Object as PropType<UTSJSONObject>,
}
},
data() {
return {
loading: false,
error: null as UniCloudError | null,
treeData: [] as Array<UTSJSONObject>,
selectedIndex: 0,
selectedNodes: [] as Array<UTSJSONObject>,
selectedPages: [] as Array<UTSJSONObject>[],
selectedValue: '',
selectedPaths: [] as Array<UTSJSONObject>,
pagination: {
current: 1,
size: 20,
count: 0
} as PaginationType
}
},
computed: {
mappingTextName() : string {
// TODO
return (this.defaultProps != null) ? this.defaultProps!.getString('text', 'text') : 'text'
},
mappingValueName() : string {
// TODO
return (this.defaultProps != null) ? this.defaultProps!.getString('value', 'value') : 'value'
},
currentDataList() : Array<UTSJSONObject> {
if (this.selectedIndex > this.selectedPages.length - 1) {
return [] as Array<UTSJSONObject>
}
return this.selectedPages[this.selectedIndex]
},
isLocalData() : boolean {
return this.localdata.length > 0
},
isCloudData() : boolean {
return this._checkIsNotNull(this.collection)
},
isCloudDataList() : boolean {
return (this.isCloudData && (this.parentField.length == 0 && this.selfField.length == 0))
},
isCloudDataTree() : boolean {
return (this.isCloudData && this.parentField.length > 0 && this.selfField.length > 0)
},
dataValue() : any {
return this.hasModelValue ? this.modelValue : this.value
},
hasCloudTreeData() : boolean {
return this.treeData.length > 0
},
hasModelValue() : boolean {
if (typeof this.modelValue == 'string') {
const valueString = this.modelValue as string
return (valueString.length > 0)
} else if (Array.isArray(this.modelValue)) {
const valueArray = this.modelValue as Array<string>
return (valueArray.length > 0)
}
return false
},
hasCloudDataValue() : boolean {
if (typeof this.dataValue == 'string') {
const valueString = this.dataValue as string
return (valueString.length > 0)
}
return false
}
},
created() {
this.pagination.current = this.pageCurrent
this.pagination.size = this.pageSize
this.$watch(
() : any => [
this.pageCurrent,
this.pageSize,
this.localdata,
this.value,
this.collection,
this.field,
this.getcount,
this.orderby,
this.where,
this.groupby,
this.groupField,
this.distinct
],
(newValue : Array<any>, oldValue : Array<any>) => {
this.pagination.size = this.pageSize
if (newValue[0] !== oldValue[0]) {
this.pagination.current = this.pageCurrent
}
this.onPropsChange()
}
)
},
methods: {
onPropsChange() {
this.selectedIndex = 0
this.treeData.length = 0
this.selectedNodes.length = 0
this.selectedPages.length = 0
this.selectedPaths.length = 0
// 加载数据
this.$nextTick(() => {
this.loadData()
})
},
onTabSelect(index : number) {
this.selectedIndex = index
},
onNodeClick(nodeData : UTSJSONObject) {
if (nodeData.getBoolean('disable', false)) {
return
}
const isLeaf = this._checkIsLeafNode(nodeData)
this._trimSelectedNodes(nodeData)
this.$emit('nodeclick', nodeData)
if (this.isLocalData) {
if (isLeaf || !this._checkHasChildren(nodeData)) {
this.onFinish()
}
} else if (this.isCloudDataList) {
this.onFinish()
} else if (this.isCloudDataTree) {
if (isLeaf) {
this.onFinish()
} else if (!this._checkHasChildren(nodeData)) {
// 尝试请求一次,如果没有返回数据标记为叶子节点
this.loadCloudDataNode(nodeData)
}
}
},
getChangeNodes(): Array<UTSJSONObject> {
const nodes: Array<UTSJSONObject> = []
this.selectedNodes.forEach((node : UTSJSONObject) => {
const newNode: UTSJSONObject = {}
newNode[this.mappingTextName] = node.getString(this.mappingTextName)
newNode[this.mappingValueName] = node.getString(this.mappingValueName)
nodes.push(newNode)
})
return nodes
},
onFinish() { },
// 加载数据(自动判定环境)
loadData() {
if (this.isLocalData) {
this.loadLocalData()
} else if (this.isCloudDataList) {
this.loadCloudDataList()
} else if (this.isCloudDataTree) {
this.loadCloudDataTree()
}
},
// 加载本地数据
loadLocalData() {
this.treeData = this.localdata
if (Array.isArray(this.dataValue)) {
const value = this.dataValue as Array<UTSJSONObject>
this.selectedPaths = value.slice(0)
this._pushSelectedTreeNodes(value, this.localdata)
} else {
this._pushSelectedNodes(this.localdata)
}
},
// 加载 Cloud 数据 (单列)
loadCloudDataList() {
this._loadCloudData(null, (data : Array<UTSJSONObject>) => {
this.treeData = data
this._pushSelectedNodes(data)
})
},
// 加载 Cloud 数据 (树形)
loadCloudDataTree() {
let commandOptions = {
field: this._cloudDataPostField(),
where: this._cloudDataTreeWhere(),
getTree: true
} as GetCommandOptions
if (this._checkIsNotNull(this.gettree)) {
commandOptions.startwith = `${this.selfField}=='${this.dataValue as string}'`
}
this._loadCloudData(commandOptions, (data : Array<UTSJSONObject>) => {
this.treeData = data
if (this.selectedPaths.length > 0) {
this._pushSelectedTreeNodes(this.selectedPaths, data)
} else {
this._pushSelectedNodes(data)
}
})
},
// 加载 Cloud 数据 (节点)
loadCloudDataNode(nodeData : UTSJSONObject) {
const commandOptions = {
field: this._cloudDataPostField(),
where: this._cloudDataNodeWhere()
} as GetCommandOptions
this._loadCloudData(commandOptions, (data : Array<UTSJSONObject>) => {
nodeData['children'] = data
if (data.length == 0) {
nodeData['isleaf'] = true
this.onFinish()
} else {
this._pushSelectedNodes(data)
}
})
},
// 回显 Cloud Tree Path
loadCloudDataPath() {
if (!this.hasCloudDataValue) {
return
}
const command : GetCommandOptions = {}
// 单列
if (this.isCloudDataList) {
// 根据 field's as value标识匹配 where 条件
let where : Array<string> = [];
let whereField = this._getForeignKeyByField();
if (whereField.length > 0) {
where.push(`${whereField} == '${this.dataValue as string}'`)
}
let whereString = where.join(' || ')
if (this._checkIsNotNull(this.where)) {
whereString = `(${this.where}) && (${whereString})`
}
command.field = this._cloudDataPostField()
command.where = whereString
}
// 树形
if (this.isCloudDataTree) {
command.field = this._cloudDataPostField()
command.getTreePath = {
startWith: `${this.selfField}=='${this.dataValue as string}'`
}
}
this._loadCloudData(command, (data : Array<UTSJSONObject>) => {
this._extractTreePath(data, this.selectedPaths)
})
},
_loadCloudData(options ?: GetCommandOptions, callback ?: ((data : Array<UTSJSONObject>) => void)) {
if (this.loading) {
return
}
this.loading = true
this.error = null
this._getCommand(options).then((response : UniCloudDBGetResult) => {
callback?.(response.data)
}).catch((err : any | null) => {
this.error = err as UniCloudError
}).finally(() => {
this.loading = false
})
},
_cloudDataPostField() : string {
let fields = [this.field];
if (this.parentField.length > 0) {
fields.push(`${this.parentField} as parent_value`)
}
return fields.join(',')
},
_cloudDataTreeWhere() : string {
let result : Array<string> = []
let selectedNodes = this.selectedNodes.length > 0 ? this.selectedNodes : this.selectedPaths
let parentField = this.parentField
if (parentField.length > 0) {
result.push(`${parentField} == null || ${parentField} == ""`)
}
if (selectedNodes.length > 0) {
for (var i = 0; i < selectedNodes.length - 1; i++) {
const parentFieldValue = selectedNodes[i].getString('value', '')
result.push(`${parentField} == '${parentFieldValue}'`)
}
}
let where : Array<string> = []
if (this._checkIsNotNull(this.where)) {
where.push(`(${this.where as string})`)
}
if (result.length > 0) {
where.push(`(${result.join(' || ')})`)
}
return where.join(' && ')
},
_cloudDataNodeWhere() : string {
const where : Array<string> = []
if (this.selectedNodes.length > 0) {
const value = this.selectedNodes[this.selectedNodes.length - 1].getString('value', '')
where.push(`${this.parentField} == '${value}'`)
}
let whereString = where.join(' || ')
if (this._checkIsNotNull(this.where)) {
return `(${this.where as string}) && (${whereString})`
}
return whereString
},
_getWhereByForeignKey() : string {
let result : Array<string> = []
let whereField = this._getForeignKeyByField();
if (whereField.length > 0) {
result.push(`${whereField} == '${this.dataValue as string}'`)
}
if (this._checkIsNotNull(this.where)) {
return `(${this.where}) && (${result.join(' || ')})`
}
return result.join(' || ')
},
_getForeignKeyByField() : string {
const fields = this.field.split(',')
let whereField = ''
for (let i = 0; i < fields.length; i++) {
const items = fields[i].split('as')
if (items.length < 2) {
continue
}
if (items[1].trim() === 'value') {
whereField = items[0].trim()
break
}
}
return whereField
},
_getCommand(options ?: GetCommandOptions) : Promise<UniCloudDBGetResult> {
let db = uniCloud.databaseForJQL()
let collection = Array.isArray(this.collection) ? db.collection(...(this.collection as Array<any>)) : db.collection(this.collection)
let filter : UniCloudDBFilter | null = null
if (this.foreignKey.length > 0) {
filter = collection.foreignKey(this.foreignKey)
}
const where : any = options?.where ?? this.where
if (typeof where == 'string') {
const whereString = where as string
if (whereString.length > 0) {
filter = (filter != null) ? filter.where(where) : collection.where(where)
}
} else {
filter = (filter != null) ? filter.where(where) : collection.where(where)
}
let query : UniCloudDBQuery | null = null
if (this.field.length > 0) {
query = (filter != null) ? filter.field(this.field) : collection.field(this.field)
}
if (this.groupby.length > 0) {
if (query != null) {
query = query.groupBy(this.groupby)
} else if (filter != null) {
query = filter.groupBy(this.groupby)
}
}
if (this.groupField.length > 0) {
if (query != null) {
query = query.groupField(this.groupField)
} else if (filter != null) {
query = filter.groupField(this.groupField)
}
}
if (this.distinct == true) {
if (query != null) {
query = query.distinct(this.field)
} else if (filter != null) {
query = filter.distinct(this.field)
}
}
if (this.orderby.length > 0) {
if (query != null) {
query = query.orderBy(this.orderby)
} else if (filter != null) {
query = filter.orderBy(this.orderby)
}
}
const size = this.pagination.size
const current = this.pagination.current
if (query != null) {
query = query.skip(size * (current - 1)).limit(size)
} else if (filter != null) {
query = filter.skip(size * (current - 1)).limit(size)
} else {
query = collection.skip(size * (current - 1)).limit(size)
}
const getOptions = {}
const treeOptions = {
limitLevel: this.limitlevel,
startWith: this.startwith
}
if (this.getcount == true) {
getOptions['getCount'] = this.getcount
}
const getTree : any = options?.getTree ?? this.gettree
if (typeof getTree == 'string') {
const getTreeString = getTree as string
if (getTreeString.length > 0) {
getOptions['getTree'] = treeOptions
}
} else if (typeof getTree == 'object') {
getOptions['getTree'] = treeOptions
} else {
getOptions['getTree'] = getTree
}
const getTreePath = options?.getTreePath ?? this.gettreepath
if (typeof getTreePath == 'string') {
const getTreePathString = getTreePath as string
if (getTreePathString.length > 0) {
getOptions['getTreePath'] = getTreePath
}
} else {
getOptions['getTreePath'] = getTreePath
}
return query.get(getOptions)
},
_checkIsNotNull(value : any) : boolean {
if (typeof value == 'string') {
const valueString = value as string
return (valueString.length > 0)
} else if (value instanceof UTSJSONObject) {
return true
}
return false
},
_checkIsLeafNode(nodeData : UTSJSONObject) : boolean {
if (this.selectedIndex >= this.limitlevel) {
return true
}
if (nodeData.getBoolean('isleaf', false)) {
return true
}
return false
},
_checkHasChildren(nodeData : UTSJSONObject) : boolean {
const children = nodeData.getArray('children') ?? ([] as Array<any>)
return children.length > 0
},
_pushSelectedNodes(nodes : Array<UTSJSONObject>) {
this.selectedNodes.push(DefaultSelectedNode)
this.selectedPages.push(nodes)
this.selectedIndex = this.selectedPages.length - 1
},
_trimSelectedNodes(nodeData : UTSJSONObject) {
this.selectedNodes.splice(this.selectedIndex)
this.selectedNodes.push(nodeData)
if (this.selectedPages.length > 0) {
this.selectedPages.splice(this.selectedIndex + 1)
}
const children = nodeData.getArray<UTSJSONObject>('children') ?? ([] as Array<UTSJSONObject>)
if (children.length > 0) {
this.selectedNodes.push(DefaultSelectedNode)
this.selectedPages.push(children)
}
this.selectedIndex = this.selectedPages.length - 1
},
_pushSelectedTreeNodes(paths : Array<UTSJSONObject>, nodes : Array<UTSJSONObject>) {
let children : Array<UTSJSONObject> = nodes
paths.forEach((node : UTSJSONObject) => {
const findNode = children.find((item : UTSJSONObject) : boolean => {
return (item.getString(this.mappingValueName) == node.getString(this.mappingValueName))
})
if (findNode != null) {
this.selectedPages.push(children)
this.selectedNodes.push(node)
children = findNode.getArray<UTSJSONObject>('children') ?? ([] as Array<UTSJSONObject>)
}
})
this.selectedIndex = this.selectedPages.length - 1
},
_extractTreePath(nodes : Array<UTSJSONObject>, result : Array<UTSJSONObject>) {
if (nodes.length == 0) {
return
}
const node = nodes[0]
result.push(node)
const children = node.getArray<UTSJSONObject>('children')
if (Array.isArray(children) && children!.length > 0) {
this._extractTreePath(children, result)
}
}
}
})

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@ -0,0 +1,76 @@
.uni-data-pickerview {
position: relative;
flex-direction: column;
overflow: hidden;
}
.loading-cover {
position: absolute;
left: 0;
top: 0;
right: 0;
bottom: 0;
align-items: center;
justify-content: center;
background-color: rgba(150, 150, 150, .1);
}
.error {
background-color: #fff;
padding: 15px;
}
.error-text {
color: #DD524D;
}
.selected-node-list {
flex-direction: row;
flex-wrap: nowrap;
}
.selected-node-item {
margin-left: 10px;
margin-right: 10px;
padding: 8px 10px 8px 10px;
border-bottom: 2px solid transparent;
}
.selected-node-item-active {
color: #007aff;
border-bottom-color: #007aff;
}
.list-view {
flex: 1;
}
.list-item {
flex-direction: row;
justify-content: space-between;
padding: 12px 15px;
border-bottom: 1px solid #f0f0f0;
}
.item-text {
color: #333333;
}
.item-text-disabled {
opacity: .5;
}
.item-text-overflow {
overflow: hidden;
}
.check {
margin-right: 5px;
border: 2px solid #007aff;
border-left: 0;
border-top: 0;
height: 12px;
width: 6px;
transform-origin: center;
transform: rotate(45deg);
}

View File

@ -0,0 +1,69 @@
<template>
<view class="uni-data-pickerview">
<view v-if="error!=null" class="error">
<text class="error-text">{{error!.errMsg}}</text>
</view>
<scroll-view v-if="!isCloudDataList" :scroll-x="true">
<view class="selected-node-list">
<template v-for="(item, index) in selectedNodes">
<text class="selected-node-item" :class="{'selected-node-item-active':index==selectedIndex}"
@click="onTabSelect(index)">
{{item[mappingTextName]}}
</text>
</template>
</view>
</scroll-view>
<list-view class="list-view" :scroll-y="true">
<list-item class="list-item" v-for="(item, _) in currentDataList" @click="onNodeClick(item)">
<text class="item-text" :class="{'item-text-disabled': item['disable']}">{{item[mappingTextName]}}</text>
<text class="check" v-if="item[mappingValueName] == selectedNodes[selectedIndex][mappingValueName]"></text>
</list-item>
</list-view>
<view class="loading-cover" v-if="loading">
<slot name="pickerview-loading" :loading="loading"></slot>
</view>
</view>
</template>
<script>
import { dataPicker } from "./uni-data-picker.uts"
/**
* DataPickerview
* @description uni-data-pickerview
* @tutorial https://ext.dcloud.net.cn/plugin?id=3796
* @property {Array} localdata 本地数据,参考
* @property {Boolean} step-searh = [true|false] 是否分布查询
* @value true 启用分布查询,仅查询当前选中节点
* @value false 关闭分布查询,一次查询出所有数据
* @property {String|DBFieldString} self-field 分布查询当前字段名称
* @property {String|DBFieldString} parent-field 分布查询父字段名称
* @property {String|DBCollectionString} collection 表名
* @property {String|DBFieldString} field 查询字段,多个字段用 `,` 分割
* @property {String} orderby 排序字段及正序倒叙设置
* @property {String|JQLString} where 查询条件
*/
export default {
name: 'UniDataPickerView',
emits: ['nodeclick', 'change', 'update:modelValue'],
mixins: [dataPicker],
props: {
ellipsis: {
type: Boolean,
default: true
}
},
created() {
this.loadData()
},
methods: {
onFinish() {
this.$emit('change', this.getChangeNodes())
}
}
}
</script>
<style>
@import url("uni-data-pickerview.css");
</style>

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@ -0,0 +1,323 @@
<template>
<view class="uni-data-pickerview">
<scroll-view v-if="!isCloudDataList" class="selected-area" scroll-x="true">
<view class="selected-list">
<view
class="selected-item"
v-for="(item,index) in selected"
:key="index"
:class="{
'selected-item-active':index == selectedIndex
}"
@click="handleSelect(index)"
>
<text>{{item.text || ''}}</text>
</view>
</view>
</scroll-view>
<view class="tab-c">
<scroll-view class="list" :scroll-y="true">
<view class="item" :class="{'is-disabled': !!item.disable}" v-for="(item, j) in dataList[selectedIndex]" :key="j"
@click="handleNodeClick(item, selectedIndex, j)">
<text class="item-text">{{item[map.text]}}</text>
<view class="check" v-if="selected.length > selectedIndex && item[map.value] == selected[selectedIndex].value"></view>
</view>
</scroll-view>
<view class="loading-cover" v-if="loading">
<uni-load-more class="load-more" :contentText="loadMore" status="loading"></uni-load-more>
</view>
<view class="error-message" v-if="errorMessage">
<text class="error-text">{{errorMessage}}</text>
</view>
</view>
</view>
</template>
<script>
import dataPicker from "./uni-data-picker.js"
/**
* DataPickerview
* @description uni-data-pickerview
* @tutorial https://ext.dcloud.net.cn/plugin?id=3796
* @property {Array} localdata 本地数据,参考
* @property {Boolean} step-searh = [true|false] 是否分布查询
* @value true 启用分布查询,仅查询当前选中节点
* @value false 关闭分布查询,一次查询出所有数据
* @property {String|DBFieldString} self-field 分布查询当前字段名称
* @property {String|DBFieldString} parent-field 分布查询父字段名称
* @property {String|DBCollectionString} collection 表名
* @property {String|DBFieldString} field 查询字段,多个字段用 `,` 分割
* @property {String} orderby 排序字段及正序倒叙设置
* @property {String|JQLString} where 查询条件
*/
export default {
name: 'UniDataPickerView',
emits: ['nodeclick', 'change', 'datachange', 'update:modelValue'],
mixins: [dataPicker],
props: {
managedMode: {
type: Boolean,
default: false
},
ellipsis: {
type: Boolean,
default: true
}
},
created() {
if (!this.managedMode) {
this.$nextTick(() => {
this.loadData();
})
}
},
methods: {
onPropsChange() {
this._treeData = [];
this.selectedIndex = 0;
this.$nextTick(() => {
this.loadData();
})
},
handleSelect(index) {
this.selectedIndex = index;
},
handleNodeClick(item, i, j) {
if (item.disable) {
return;
}
const node = this.dataList[i][j];
const text = node[this.map.text];
const value = node[this.map.value];
if (i < this.selected.length - 1) {
this.selected.splice(i, this.selected.length - i)
this.selected.push({
text,
value
})
} else if (i === this.selected.length - 1) {
this.selected.splice(i, 1, {
text,
value
})
}
if (node.isleaf) {
this.onSelectedChange(node, node.isleaf)
return
}
const {
isleaf,
hasNodes
} = this._updateBindData()
// 本地数据
if (this.isLocalData) {
this.onSelectedChange(node, (!hasNodes || isleaf))
} else if (this.isCloudDataList) { // Cloud 数据 (单列)
this.onSelectedChange(node, true)
} else if (this.isCloudDataTree) { // Cloud 数据 (树形)
if (isleaf) {
this.onSelectedChange(node, node.isleaf)
} else if (!hasNodes) { // 请求一次服务器以确定是否为叶子节点
this.loadCloudDataNode((data) => {
if (!data.length) {
node.isleaf = true
} else {
this._treeData.push(...data)
this._updateBindData(node)
}
this.onSelectedChange(node, node.isleaf)
})
}
}
},
updateData(data) {
this._treeData = data.treeData
this.selected = data.selected
if (!this._treeData.length) {
this.loadData()
} else {
//this.selected = data.selected
this._updateBindData()
}
},
onDataChange() {
this.$emit('datachange');
},
onSelectedChange(node, isleaf) {
if (isleaf) {
this._dispatchEvent()
}
if (node) {
this.$emit('nodeclick', node)
}
},
_dispatchEvent() {
this.$emit('change', this.selected.slice(0))
}
}
}
</script>
<style lang="scss">
$uni-primary: #007aff !default;
.uni-data-pickerview {
flex: 1;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
overflow: hidden;
height: 100%;
}
.error-text {
color: #DD524D;
}
.loading-cover {
position: absolute;
left: 0;
top: 0;
right: 0;
bottom: 0;
background-color: rgba(255, 255, 255, .5);
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
align-items: center;
z-index: 1001;
}
.load-more {
/* #ifndef APP-NVUE */
margin: auto;
/* #endif */
}
.error-message {
background-color: #fff;
position: absolute;
left: 0;
top: 0;
right: 0;
bottom: 0;
padding: 15px;
opacity: .9;
z-index: 102;
}
/* #ifdef APP-NVUE */
.selected-area {
width: 750rpx;
}
/* #endif */
.selected-list {
/* #ifndef APP-NVUE */
display: flex;
flex-wrap: nowrap;
/* #endif */
flex-direction: row;
padding: 0 5px;
border-bottom: 1px solid #f8f8f8;
}
.selected-item {
margin-left: 10px;
margin-right: 10px;
padding: 12px 0;
text-align: center;
/* #ifndef APP-NVUE */
white-space: nowrap;
/* #endif */
}
.selected-item-text-overflow {
width: 168px;
/* fix nvue */
overflow: hidden;
/* #ifndef APP-NVUE */
width: 6em;
white-space: nowrap;
text-overflow: ellipsis;
-o-text-overflow: ellipsis;
/* #endif */
}
.selected-item-active {
border-bottom: 2px solid $uni-primary;
}
.selected-item-text {
color: $uni-primary;
}
.tab-c {
position: relative;
flex: 1;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
overflow: hidden;
}
.list {
flex: 1;
}
.item {
padding: 12px 15px;
/* border-bottom: 1px solid #f0f0f0; */
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
justify-content: space-between;
}
.is-disabled {
opacity: .5;
}
.item-text {
/* flex: 1; */
color: #333333;
}
.item-text-overflow {
width: 280px;
/* fix nvue */
overflow: hidden;
/* #ifndef APP-NVUE */
width: 20em;
white-space: nowrap;
text-overflow: ellipsis;
-o-text-overflow: ellipsis;
/* #endif */
}
.check {
margin-right: 5px;
border: 2px solid $uni-primary;
border-left: 0;
border-top: 0;
height: 12px;
width: 6px;
transform-origin: center;
/* #ifndef APP-NVUE */
transition: all 0.3s;
/* #endif */
transform: rotate(45deg);
}
</style>