feat(topology): 建筑支持地下楼层数，房间所在楼层下拉自动按地上+地下生成 - 建筑表新增floordown_count，建筑表单拆分地上/地下楼层数；房间所在楼层改下拉，按地上(1层/2层)与地下(负1层/负2层)自动生成、负楼层在前，选项采用数字格式

client/src/api/customerBuilding.ts

@@ -7,6 +7,7 @@ export interface CustomerBuildingInfo {
 	basicInfo?: string;
 	purpose?: string;
 	floorCount?: number;
+	floorDownCount?: number;
 	createdAt: string;
 }
 
@@ -30,6 +31,7 @@ export interface CustomerBuildingCreateParams {
 	basicInfo?: string;
 	purpose?: string;
 	floorCount?: number;
+	floorDownCount?: number;
 }
 
 export interface CustomerBuildingUpdateParams {
@@ -38,6 +40,7 @@ export interface CustomerBuildingUpdateParams {
 	basicInfo?: string;
 	purpose?: string;
 	floorCount?: number;
+	floorDownCount?: number;
 }
 
 export const customerBuildingApi = {

client/src/views/customer/topology/index.vue

@@ -145,8 +145,11 @@
 						<a-form-item label="建筑用途" name="purpose">
 							<a-input v-model:value="formData.purpose" placeholder="请输入建筑用途" maxlength="128" />
 						</a-form-item>
-						<a-form-item label="楼层数" name="floorCount">
-							<a-input-number v-model:value="formData.floorCount" :min="0" style="width: 100%" placeholder="请输入楼层数" />
+						<a-form-item label="地上楼层数" name="floorCount">
+							<a-input-number v-model:value="formData.floorCount" :min="0" style="width: 100%" placeholder="请输入地上楼层数" />
+						</a-form-item>
+						<a-form-item label="地下楼层数" name="floorDownCount">
+							<a-input-number v-model:value="formData.floorDownCount" :min="0" style="width: 100%" placeholder="请输入地下楼层数" />
 						</a-form-item>
 						<a-form-item label="基本信息" name="basicInfo">
 							<a-textarea v-model:value="formData.basicInfo" :rows="3" placeholder="请输入建筑基本信息" maxlength="2000" />
@@ -176,7 +179,12 @@
 							<a-input v-model:value="formData.roomName" placeholder="请输入房间名称" maxlength="128" />
 						</a-form-item>
 						<a-form-item label="所在楼层" name="floorNo">
-							<a-input v-model:value="formData.floorNo" placeholder="请输入所在楼层" maxlength="16" />
+							<a-select
+								v-model:value="formData.floorNo"
+								:options="floorOptions"
+								placeholder="请选择所在楼层"
+								:not-found-content="floorOptions.length ? null : '请先选择所属建筑'"
+							/>
 						</a-form-item>
 						<a-form-item label="房间用途" name="roomPurpose">
 							<a-input v-model:value="formData.roomPurpose" placeholder="请输入房间用途" maxlength="128" />
@@ -237,6 +245,7 @@ const formData = reactive({
 	buildingName: '',
 	purpose: '',
 	floorCount: undefined as number | undefined,
+	floorDownCount: undefined as number | undefined,
 	basicInfo: '',
 	roomCode: '',
 	roomName: '',
@@ -263,6 +272,21 @@ const buildingOptions = computed<{ label: string; value: number }[]>(() => {
 const departmentOptions = ref<{ label: string; value: number }[]>([]);
 const departmentLoading = ref(false);
 
+const floorOptions = computed<{ label: string; value: string }[]>(() => {
+	const root = treeData.value[0];
+	const building = root?.children?.find((n) => n.type === 'building' && n.data.id === formData.buildingId);
+	const up = building?.data?.floorCount ?? 0;
+	const down = building?.data?.floorDownCount ?? 0;
+	const opts: { label: string; value: string }[] = [];
+	for (let i = down; i >= 1; i--) {
+		opts.push({ label: `负${i}层`, value: String(-i) });
+	}
+	for (let i = 1; i <= up; i++) {
+		opts.push({ label: `${i}层`, value: String(i) });
+	}
+	return opts;
+});
+
 const formRules = computed(() => {
 	if (modalType.value === 'building') {
 		return {
@@ -293,7 +317,8 @@ function descFor(data: TreeNode): string {
 	if (data.type === 'building') {
 		const b: CustomerBuildingInfo = data.data;
 		if (b.purpose) parts.push(b.purpose);
-		if (b.floorCount != null) parts.push(`共${b.floorCount}层`);
+		if (b.floorCount != null) parts.push(`地上${b.floorCount}层`);
+		if (b.floorDownCount != null && b.floorDownCount > 0) parts.push(`地下${b.floorDownCount}层`);
 		if (b.basicInfo) parts.push(b.basicInfo);
 	} else if (data.type === 'room') {
 		const r: CustomerRoomInfo = data.data;
@@ -407,6 +432,7 @@ function handleEditBuilding(node: TreeNode) {
 	formData.buildingName = b.buildingName;
 	formData.purpose = b.purpose || '';
 	formData.floorCount = b.floorCount;
+	formData.floorDownCount = b.floorDownCount;
 	formData.basicInfo = b.basicInfo || '';
 	modalVisible.value = true;
 }
@@ -451,6 +477,7 @@ function resetForm() {
 	formData.buildingName = '';
 	formData.purpose = '';
 	formData.floorCount = undefined;
+	formData.floorDownCount = undefined;
 	formData.basicInfo = '';
 	formData.roomCode = '';
 	formData.roomName = '';
@@ -474,12 +501,13 @@ async function handleSubmit() {
 		let res: any;
 		if (modalType.value === 'building') {
 			const payload = {
-				customerId: formData.customerId,
-				buildingName: formData.buildingName,
-				purpose: formData.purpose,
-				floorCount: formData.floorCount,
-				basicInfo: formData.basicInfo,
-			};
+					customerId: formData.customerId,
+					buildingName: formData.buildingName,
+					purpose: formData.purpose,
+					floorCount: formData.floorCount,
+					floorDownCount: formData.floorDownCount,
+					basicInfo: formData.basicInfo,
+				};
 			if (isEdit.value && editId.value != null) {
 				res = await customerBuildingApi.update(editId.value, payload);
 			} else {

database/migrations/20261008_building_floordown_count.sql

@@ -0,0 +1,5 @@
+-- 客户建筑信息表增加地下楼层数 floordown_count（INT，默认0）
+-- 语义：floor_count 为地上楼层数，floordown_count 为地下楼层数
+-- 幂等：ADD COLUMN IF NOT EXISTS 重复执行安全
+ALTER TABLE customer_building
+    ADD COLUMN IF NOT EXISTS floordown_count INT DEFAULT 0;

server/src/dto/customer_building.dto.ts

@@ -13,6 +13,7 @@ export class CustomerBuildingCreateDTO {
 	@IsOptional() @IsString() @MaxLength(2000) @Matches(/^[^<>]*$/) basicInfo?: string;
 	@IsOptional() @IsString() @MaxLength(128) @Matches(/^[^<>]*$/) purpose?: string;
 	@IsOptional() @IsInt() @Min(0) floorCount?: number;
+	@IsOptional() @IsInt() @Min(0) floorDownCount?: number;
 }
 
 export class CustomerBuildingUpdateDTO {
@@ -21,4 +22,5 @@ export class CustomerBuildingUpdateDTO {
 	@IsOptional() @IsString() @MaxLength(2000) @Matches(/^[^<>]*$/) basicInfo?: string;
 	@IsOptional() @IsString() @MaxLength(128) @Matches(/^[^<>]*$/) purpose?: string;
 	@IsOptional() @IsInt() @Min(0) floorCount?: number;
+	@IsOptional() @IsInt() @Min(0) floorDownCount?: number;
 }

server/src/entity/customer_building.entity.ts

@@ -26,9 +26,12 @@ export default class CustomerBuilding extends Model {
 	@Column({ type: DataType.STRING(128), comment: "用途" })
 	purpose!: string;
 
-	@Column({ type: DataType.INTEGER, field: "floor_count", comment: "层数" })
+	@Column({ type: DataType.INTEGER, field: "floor_count", comment: "地上楼层数" })
 	floorCount!: number;
 
+	@Column({ type: DataType.INTEGER, field: "floordown_count", comment: "地下楼层数", defaultValue: 0 })
+	floorDownCount!: number;
+
 	@BelongsTo(() => Customer)
 	customer!: Customer;