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import { mount } from '@vue/test-utils'
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import { describe, expect, it, vi, beforeEach } from 'vitest'
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import { createPinia, setActivePinia } from 'pinia'
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import ModuleTableEditPanel from '@/views/system/module-management/components/ModuleTableEditPanel.vue'
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/**
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* 专用结构树组件 ModuleStructureTree 的状态驱动拖拽，在结构树内完成全部落点
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* 语义计算后通过事件交给面板 commit；本文件聚焦这些语义事件的正确性。
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*/
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class FakeDataTransfer {
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constructor() {
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this.store = new Map()
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this.types = []
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this.effectAllowed = 'none'
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this.dropEffect = 'none'
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}
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setData(type, value) {
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if (!this.types.includes(type)) this.types.push(type)
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this.store.set(type, String(value))
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}
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getData(type) {
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return this.store.has(type) ? this.store.get(type) : ''
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}
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}
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const fields = [
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{ b_id: '1', b_name: '姓名', b_field: 'name', b_type: 'input' },
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{ b_id: '2', b_name: '年龄', b_field: 'age', b_type: 'number' },
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{ b_id: '3', b_name: '状态', b_field: 'status', b_type: 'select' },
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{ b_id: '4', b_name: '备注', b_field: 'remark', b_type: 'textarea' },
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{ b_id: '5', b_name: '金额', b_field: 'amount', b_type: 'money' },
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]
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const groups = [
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{ b_id: 'g1', b_module_id: 'm1', b_parent_id: null, b_title: '基本信息', b_xh: 10, b_canuse: 1 },
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{ b_id: 'g2', b_module_id: 'm1', b_parent_id: null, b_title: '扩展信息', b_xh: 20, b_canuse: 1 },
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]
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const editConfig = [
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{ b_id: 'e1', b_module_id: 'm1', b_field_id: '1', b_group_id: null, b_visible: 1, b_required: 0, b_readonly: 0, b_disabled: 0, b_width: 120, b_xh: 10 },
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{ b_id: 'e2', b_module_id: 'm1', b_field_id: '2', b_group_id: 'g1', b_visible: 1, b_required: 0, b_readonly: 0, b_disabled: 0, b_width: 100, b_xh: 20 },
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{ b_id: 'e3', b_module_id: 'm1', b_field_id: '3', b_group_id: 'g1', b_visible: 1, b_required: 0, b_readonly: 0, b_disabled: 0, b_width: 160, b_xh: 30 },
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{ b_id: 'e4', b_module_id: 'm1', b_field_id: '4', b_group_id: 'g2', b_visible: 1, b_required: 0, b_readonly: 0, b_disabled: 0, b_width: 220, b_xh: 40 },
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]
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function mountPanel() {
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return mount(ModuleTableEditPanel, {
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props: {
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moduleId: 'm1',
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editConfig: editConfig.map((r) => ({ ...r })),
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listConfig: [],
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queryConfig: [],
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fields,
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groups: groups.map((g) => ({ ...g })),
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editMode: 'table',
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},
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})
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}
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// 按标题文本定位树节点行（分组树整树展开）；专用组件节点行类名 .mst-node
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function treeRow(wrapper, title) {
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const row = wrapper.findAll('.mst-node').find((w) => w.text().includes(title))
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expect(row, `未找到树节点：${title}`).toBeTruthy()
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return row.element
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}
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/* VTU 的 trigger 会把 dragover/drop 构造为 DragEvent（clientY 只有 getter），
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自定义坐标会被静默丢弃；手工构造事件并用 defineProperty 注入坐标。 */
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function fireDrag(el, type, { clientY = 20, dataTransfer } = {}) {
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const ev = new Event(type, { bubbles: true, cancelable: true })
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Object.defineProperty(ev, 'clientY', { value: clientY })
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Object.defineProperty(ev, 'dataTransfer', { value: dataTransfer })
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el.dispatchEvent(ev)
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}
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// 同理 pointerdown/pointermove 映射为 MouseEvent（clientX 只读），手工注入坐标
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function firePointer(el, type, { clientX = 0, pointerId = 1 } = {}) {
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const ev = new Event(type, { bubbles: true, cancelable: true })
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Object.defineProperty(ev, 'clientX', { value: clientX })
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Object.defineProperty(ev, 'pointerId', { value: pointerId })
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el.dispatchEvent(ev)
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}
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function lastUpdate(wrapper) {
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const updates = wrapper.emitted('update')
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expect(updates?.length).toBeGreaterThan(0)
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return updates.at(-1)[0]
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}
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describe('ModuleTableEditPanel 分组树拖拽语义', () => {
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beforeEach(() => {
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// 面板（数据视图）内嵌 FmsTable，其主题读取 app store
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setActivePinia(createPinia())
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// 行高 40：clientY 5 → before，20 → inside，35 → after
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Element.prototype.getBoundingClientRect = () => ({
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top: 0,
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bottom: 40,
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left: 0,
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right: 200,
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width: 200,
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height: 40,
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x: 0,
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y: 0,
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toJSON: () => ({}),
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})
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Element.prototype.scrollIntoView = vi.fn()
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})
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it('列拖到列上（中部 inside）直接换位：插到目标列后并沿用其分组，不做入组嵌套', () => {
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const wrapper = mountPanel()
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// 年龄(c:2，属 g1) 拖到 姓名(c:1，未分组) 行中部
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fireDrag(treeRow(wrapper, '年龄'), 'dragstart')
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const dt = new FakeDataTransfer()
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fireDrag(treeRow(wrapper, '姓名'), 'dragover', { dataTransfer: dt, clientY: 20 })
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fireDrag(treeRow(wrapper, '姓名'), 'drop', { dataTransfer: dt })
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const rows = lastUpdate(wrapper)
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expect(rows.map((r) => r.b_field_id)).toEqual(['1', '2', '3', '4'])
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expect(rows.map((r) => r.b_xh)).toEqual([10, 20, 30, 40])
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// 年龄跟随目标列分组（未分组），而不是嵌套进任何分组
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expect(rows.find((r) => r.b_field_id === '2').b_group_id).toBeNull()
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})
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it('列拖到列上（上缘 before）换到目标列前，跨组移动时沿用目标列分组', () => {
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const wrapper = mountPanel()
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// 状态(c:3，属 g1) 拖到 备注(c:4，属 g2) 行上缘
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fireDrag(treeRow(wrapper, '状态'), 'dragstart')
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const dt = new FakeDataTransfer()
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fireDrag(treeRow(wrapper, '备注'), 'dragover', { dataTransfer: dt, clientY: 5 })
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fireDrag(treeRow(wrapper, '备注'), 'drop', { dataTransfer: dt })
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const rows = lastUpdate(wrapper)
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expect(rows.map((r) => r.b_field_id)).toEqual(['1', '2', '3', '4'])
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expect(rows.find((r) => r.b_field_id === '3').b_group_id).toBe('g2')
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})
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it('列拖到分组节点（中部 inside）：移入该分组直属列末尾', () => {
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const wrapper = mountPanel()
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// 姓名(c:1，未分组) 拖到分组「扩展信息」(g2) 行中部 → 加入 g2 直属列末尾（备注后）
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fireDrag(treeRow(wrapper, '姓名'), 'dragstart')
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const dt = new FakeDataTransfer()
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fireDrag(treeRow(wrapper, '扩展信息'), 'dragover', { dataTransfer: dt, clientY: 20 })
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fireDrag(treeRow(wrapper, '扩展信息'), 'drop', { dataTransfer: dt })
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const rows = lastUpdate(wrapper)
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expect(rows.find((r) => r.b_field_id === '1').b_group_id).toBe('g2')
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// g2 列：备注 → 姓名；整体前序：年龄/状态(g1) → 备注/姓名(g2)
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expect(rows.map((r) => r.b_field_id)).toEqual(['2', '3', '4', '1'])
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})
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it('列拖到「未分组」收纳节点：移出分组并追加到未分组区', () => {
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const wrapper = mountPanel()
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// 年龄(c:2，属 g1) 拖到「未分组」节点 → b_group_id 置空，追加到未分组区末尾（姓名后）
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fireDrag(treeRow(wrapper, '年龄'), 'dragstart')
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const dt = new FakeDataTransfer()
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fireDrag(treeRow(wrapper, '未分组'), 'dragover', { dataTransfer: dt, clientY: 20 })
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fireDrag(treeRow(wrapper, '未分组'), 'drop', { dataTransfer: dt })
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const rows = lastUpdate(wrapper)
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expect(rows.find((r) => r.b_field_id === '2').b_group_id).toBeNull()
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// 未分组：姓名 → 年龄；其后 g1（状态）、g2（备注）
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expect(rows.map((r) => r.b_field_id)).toEqual(['1', '2', '3', '4'])
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})
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it('字段库字段拖入分组带（inside）：加入该分组直属列末尾', () => {
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const wrapper = mountPanel()
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// 字段库「金额」(未加入) 拖到分组「基本信息」行中部
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const libItem = wrapper
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.findAll('.mm-fdesign__lib-item')
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.find((w) => w.attributes('data-field-id') === '5')
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expect(libItem).toBeTruthy()
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const dt = new FakeDataTransfer()
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fireDrag(libItem.element, 'dragstart', { dataTransfer: dt })
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fireDrag(treeRow(wrapper, '基本信息'), 'dragover', { dataTransfer: dt, clientY: 20 })
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fireDrag(treeRow(wrapper, '基本信息'), 'drop', { dataTransfer: dt })
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const rows = lastUpdate(wrapper)
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expect(rows.map((r) => r.b_field_id)).toEqual(['1', '2', '3', '5', '4'])
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expect(rows.find((r) => r.b_field_id === '5').b_group_id).toBe('g1')
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expect(rows.map((r) => r.b_xh)).toEqual([10, 20, 30, 40, 50])
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})
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it('字段库已加入字段拖到分组带：跨组移动（复用列拖拽语义）', () => {
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const wrapper = mountPanel()
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// 字段库「备注」(已加入 g2) 拖到分组「基本信息」行中部
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const libItem = wrapper
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.findAll('.mm-fdesign__lib-item')
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.find((w) => w.attributes('data-field-id') === '4')
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const dt = new FakeDataTransfer()
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fireDrag(libItem.element, 'dragstart', { dataTransfer: dt })
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fireDrag(treeRow(wrapper, '基本信息'), 'dragover', { dataTransfer: dt, clientY: 20 })
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fireDrag(treeRow(wrapper, '基本信息'), 'drop', { dataTransfer: dt })
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const rows = lastUpdate(wrapper)
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expect(rows.map((r) => r.b_field_id)).toEqual(['1', '2', '3', '4'])
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expect(rows.find((r) => r.b_field_id === '4').b_group_id).toBe('g1')
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})
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it('分组拖到列上（inside）直接换位：变为该列所属分组的后置兄弟，不嵌套', () => {
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const wrapper = mountPanel()
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// 分组「基本信息」(g1) 拖到 备注(c:4，属 g2) 行中部 → g1 移到 g2 之后（同级换位）
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fireDrag(treeRow(wrapper, '基本信息'), 'dragstart')
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const dt = new FakeDataTransfer()
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fireDrag(treeRow(wrapper, '备注'), 'dragover', { dataTransfer: dt, clientY: 20 })
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fireDrag(treeRow(wrapper, '备注'), 'drop', { dataTransfer: dt })
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// 分组重排：g2 在前(10)、g1 在后(20)，g1 仍是顶级分组
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const groupUpdates = wrapper.emitted('updateGroups')
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expect(groupUpdates?.length).toBeGreaterThan(0)
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const nextGroups = groupUpdates.at(-1)[0]
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const g1 = nextGroups.find((g) => g.b_id === 'g1')
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const g2 = nextGroups.find((g) => g.b_id === 'g2')
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expect(g1.b_parent_id).toBeNull()
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expect(g1.b_xh).toBe(20)
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expect(g2.b_xh).toBe(10)
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// 列序跟随分组树前序：姓名(未分组) → 备注(g2) → 年龄/状态(g1)
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const rows = lastUpdate(wrapper)
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expect(rows.map((r) => r.b_field_id)).toEqual(['1', '4', '2', '3'])
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})
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it('分组拖到分组带上（inside）仍为嵌套语义', () => {
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const wrapper = mountPanel()
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// 分组「扩展信息」(g2) 拖到分组「基本信息」(g1) 行中部 → 成为 g1 子分组
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fireDrag(treeRow(wrapper, '扩展信息'), 'dragstart')
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const dt = new FakeDataTransfer()
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fireDrag(treeRow(wrapper, '基本信息'), 'dragover', { dataTransfer: dt, clientY: 20 })
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fireDrag(treeRow(wrapper, '基本信息'), 'drop', { dataTransfer: dt })
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const groupUpdates = wrapper.emitted('updateGroups')
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const nextGroups = groupUpdates.at(-1)[0]
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expect(nextGroups.find((g) => g.b_id === 'g2').b_parent_id).toBe('g1')
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})
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it('预览表列头右缘拖拽仅调列宽，松手才提交一次', () => {
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const wrapper = mountPanel()
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const resizer = wrapper
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.findAll('th.mm-tdesign__cell')
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.find((th) => th.attributes('data-field-id') === '2')
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.find('.mm-tdesign__resizer')
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expect(resizer).toBeTruthy()
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firePointer(resizer.element, 'pointerdown', { clientX: 200 })
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firePointer(resizer.element, 'pointermove', { clientX: 230 })
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// 拖拽过程中不提交
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expect(wrapper.emitted('update')).toBeUndefined()
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firePointer(resizer.element, 'pointerup')
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const rows = lastUpdate(wrapper)
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// 年龄初始宽 100，右移 30px → 130
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expect(rows.find((r) => r.b_field_id === '2').b_width).toBe(130)
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})
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it('实时换位：dragover 即提交，drop 不重复', () => {
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// 拖过即换：拖拽经过目标行时立即换位，drop 阶段不再重复提交
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const wrapper = mountPanel()
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const dt = new FakeDataTransfer()
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// 年龄拖到姓名上（after）
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fireDrag(treeRow(wrapper, '年龄'), 'dragstart')
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fireDrag(treeRow(wrapper, '姓名'), 'dragover', { dataTransfer: dt, clientY: 20 })
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// dragover 已触发换位：update 已发出
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expect(wrapper.emitted('update')?.length).toBeGreaterThanOrEqual(1)
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const updateCount = wrapper.emitted('update').length
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// drop 不再新增 update
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fireDrag(treeRow(wrapper, '姓名'), 'drop', { dataTransfer: dt })
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expect(wrapper.emitted('update').length).toBe(updateCount)
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})
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})
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