{"version":3,"file":"layoutGrid.mjs","names":[],"sources":["../../../../src/components/layoutGrid/src/layoutGrid.tsx"],"sourcesContent":["import { computed, defineComponent, nextTick, onActivated, onDeactivated, onMounted, onUnmounted, provide, ref, shallowRef, watch } from \"vue\";\nimport { definePropType, makeSlots, useExpose, useRender } from \"../../../utils\";\nimport type { VNode, VNodeArrayChildren } from \"vue\";\nimport type { FaLayoutGridBreakpoint, FaLayoutGridItemResponsive } from \"./layoutGrid.type\";\n\n/** FaLayoutGrid 的插槽参数 */\nexport interface FaLayoutGridSlots extends Record<string, unknown> {\n\t/** 默认内容插槽 */\n\tdefault: never;\n}\n\nexport default defineComponent({\n\tname: \"FaLayoutGrid\",\n\tprops: {\n\t\t/** Grid布局列配置 */\n\t\tcols: {\n\t\t\ttype: definePropType<string | number | Partial<Record<FaLayoutGridBreakpoint, number>>>([String, Number, Object]),\n\t\t\tdefault: () => ({ xs: 1, sm: 2, md: 3, lg: 4, xl: 5 }),\n\t\t},\n\t\t/** 折叠 */\n\t\tcollapsed: Boolean,\n\t\t/** 折叠行数 */\n\t\tcollapsedRows: {\n\t\t\ttype: [String, Number],\n\t\t\tdefault: 1,\n\t\t},\n\t\t/** 间距，偏移 */\n\t\tgap: {\n\t\t\ttype: definePropType<number | [number, number]>([Number, Array]),\n\t\t\tdefault: 0,\n\t\t},\n\t},\n\temits: {\n\t\t/** 断点变化事件 */\n\t\tbreakpointChange: ({ breakpoint: _breakpoint }: { breakpoint: FaLayoutGridBreakpoint }) => true,\n\t},\n\tslots: makeSlots<FaLayoutGridSlots>(),\n\tsetup(props, { slots, emit, expose }) {\n\t\tconst containerRef = shallowRef<HTMLElement | null>(null);\n\n\t\t// 注入响应式横向 gap 间距\n\t\tconst horizontalGap = computed(() => (Array.isArray(props.gap) ? props.gap[0] : props.gap));\n\t\tprovide(\"gap\", horizontalGap);\n\n\t\t// 注入响应式断点\n\t\tconst breakpoint = ref<FaLayoutGridBreakpoint>(\"xl\");\n\t\tprovide(\"breakpoint\", breakpoint);\n\n\t\t// 注入要开始折叠的 index\n\t\tconst firstHiddenIndex = ref(-1);\n\t\tprovide(\"firstHiddenIndex\", firstHiddenIndex);\n\n\t\t// 注入 cols\n\t\tconst cols = computed<string | number>(() => {\n\t\t\tif (typeof props.cols === \"object\" && props.cols !== null) return props.cols[breakpoint.value] ?? 1;\n\t\t\treturn props.cols;\n\t\t});\n\t\tprovide(\"cols\", cols);\n\n\t\tconst collapsedRows = computed(() => (typeof props.collapsedRows === \"number\" ? props.collapsedRows : Number(props.collapsedRows)));\n\n\t\t// 设置间距\n\t\tconst gap = computed(() => {\n\t\t\tif (typeof props.gap === \"number\") return `${props.gap}px`;\n\t\t\tif (Array.isArray(props.gap)) return `${props.gap[1]}px ${props.gap[0]}px`;\n\t\t\treturn \"unset\";\n\t\t});\n\n\t\t// 设置 style\n\t\tconst style = computed(() => {\n\t\t\treturn {\n\t\t\t\tdisplay: \"grid\",\n\t\t\t\tgridGap: gap.value,\n\t\t\t\tgridTemplateColumns: `repeat(${cols.value}, minmax(0, 1fr))`,\n\t\t\t};\n\t\t});\n\n\t\t// 断点映射\n\t\tconst breakpoints = {\n\t\t\t// 小于480屏幕（如手机）\n\t\t\txs: { min: 0, max: 479 },\n\t\t\t// 平板竖屏\n\t\t\tsm: { min: 480, max: 768 },\n\t\t\t// 平板横屏\n\t\t\tmd: { min: 768, max: 1024 },\n\t\t\t// 小型桌面\n\t\t\tlg: { min: 1024, max: 1440 },\n\t\t\t// 大型桌面\n\t\t\txl: { min: 1440, max: Infinity },\n\t\t};\n\n\t\t// 监听屏幕变化\n\t\tconst resize = (e: ResizeObserverEntry[]) => {\n\t\t\t// 当前只监听布局容器，ResizeObserver 每次回调应当只有一个目标。\n\t\t\tif (e.length !== 1 || e[0] === undefined) throw new Error(\"FaLayoutGrid 监听到了非预期数量的布局容器。\");\n\t\t\tconst curEl = e[0];\n\t\t\tconst width = curEl.target.scrollWidth;\n\n\t\t\tfor (const [key, { min, max }] of Object.entries(breakpoints)) {\n\t\t\t\tif (width >= min && width <= max) {\n\t\t\t\t\tbreakpoint.value = key as FaLayoutGridBreakpoint;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\n\t\tlet resizeObserver: ResizeObserver | undefined;\n\t\tconst observeResize = () => {\n\t\t\tconst element = containerRef.value;\n\t\t\tif (!element) return;\n\t\t\tresizeObserver?.disconnect();\n\t\t\tresizeObserver = new ResizeObserver(resize);\n\t\t\tresizeObserver.observe(element);\n\t\t};\n\n\t\twatch(\n\t\t\t() => breakpoint.value,\n\t\t\t(newValue) => {\n\t\t\t\temit(\"breakpointChange\", { breakpoint: newValue });\n\t\t\t}\n\t\t);\n\n\t\tonMounted(() => {\n\t\t\tnextTick(observeResize);\n\t\t\temit(\"breakpointChange\", { breakpoint: breakpoint.value });\n\t\t});\n\n\t\tonActivated(() => nextTick(observeResize));\n\n\t\tonDeactivated(() => {\n\t\t\tresizeObserver?.disconnect();\n\t\t});\n\n\t\tonUnmounted(() => {\n\t\t\tresizeObserver?.disconnect();\n\t\t});\n\n\t\tuseRender(() => {\n\t\t\tconst defaultSlot = slots.default?.() ?? [];\n\n\t\t\tif (props.collapsed) {\n\t\t\t\tconst fields: VNodeArrayChildren = [];\n\t\t\t\tlet suffix: VNode | undefined;\n\n\t\t\t\tdefaultSlot.forEach((slot) => {\n\t\t\t\t\t// suffix\n\t\t\t\t\tif (\n\t\t\t\t\t\ttypeof slot.type === \"object\" &&\n\t\t\t\t\t\t\"name\" in slot.type &&\n\t\t\t\t\t\tslot.type.name === \"FaLayoutGridItem\" &&\n\t\t\t\t\t\tslot.props?.[\"suffix\"] !== undefined\n\t\t\t\t\t) {\n\t\t\t\t\t\tsuffix = slot;\n\t\t\t\t\t}\n\t\t\t\t\t// slot children\n\t\t\t\t\tif (typeof slot.type === \"symbol\" && Array.isArray(slot.children)) fields.push(...slot.children);\n\t\t\t\t});\n\n\t\t\t\t// 计算 suffix 所占用的列\n\t\t\t\tlet suffixCols = 0;\n\t\t\t\tif (suffix?.props) {\n\t\t\t\t\tconst activeBreakpointProps = suffix.props[breakpoint.value] as FaLayoutGridItemResponsive | undefined;\n\t\t\t\t\tsuffixCols =\n\t\t\t\t\t\t(activeBreakpointProps?.span ?? Number(suffix.props[\"span\"] ?? 1)) +\n\t\t\t\t\t\t(activeBreakpointProps?.offset ?? Number(suffix.props[\"offset\"] ?? 0));\n\t\t\t\t}\n\n\t\t\t\tlet occupiedCols = 0;\n\t\t\t\tfirstHiddenIndex.value = -1;\n\t\t\t\tfor (const [index, current] of fields.entries()) {\n\t\t\t\t\tconst currentVNode = current as VNode;\n\t\t\t\t\tconst currentProps = currentVNode.props;\n\t\t\t\t\tif (currentProps === null) continue;\n\t\t\t\t\tconst activeBreakpointProps = currentProps[breakpoint.value] as FaLayoutGridItemResponsive | undefined;\n\t\t\t\t\toccupiedCols +=\n\t\t\t\t\t\t(activeBreakpointProps?.span ?? Number(currentProps[\"span\"] ?? 1)) +\n\t\t\t\t\t\t(activeBreakpointProps?.offset ?? 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