added battery and space details

src/space/services/space-validation.service.ts

@@ -104,6 +104,26 @@ export class ValidationService {
     return space;
   }
 
+  async fetchSpaceDevices(spaceUuid: string): Promise<SpaceEntity> {
+    const space = await this.spaceRepository.findOne({
+      where: { uuid: spaceUuid, disabled: false },
+      relations: [
+        'devices',
+        'devices.productDevice',
+        'devices.tag',
+        'devices.subspace',
+      ],
+    });
+
+    if (!space) {
+      throw new HttpException(
+        `Space with UUID ${spaceUuid} not found`,
+        HttpStatus.NOT_FOUND,
+      );
+    }
+    return space;
+  }
+
   async validateSpaceModel(spaceModelUuid: string): Promise<SpaceModelEntity> {
     const spaceModel = await this.spaceModelRepository.findOne({
       where: { uuid: spaceModelUuid },
@@ -125,4 +145,81 @@ export class ValidationService {
 
     return spaceModel;
   }
+
+  async getFullSpaceHierarchy(
+    space: SpaceEntity,
+  ): Promise<{ uuid: string; spaceName: string }[]> {
+    try {
+      // Fetch only the relevant spaces, starting with the target space
+      const targetSpace = await this.spaceRepository.findOne({
+        where: { uuid: space.uuid },
+        relations: ['parent', 'children'],
+      });
+
+      // Fetch only the ancestors of the target space
+      const ancestors = await this.fetchAncestors(targetSpace);
+
+      // Optionally, fetch descendants if required
+      const descendants = await this.fetchDescendants(targetSpace);
+
+      const fullHierarchy = [...ancestors, targetSpace, ...descendants].map(
+        (space) => ({
+          uuid: space.uuid,
+          spaceName: space.spaceName,
+        }),
+      );
+
+      return fullHierarchy;
+    } catch (error) {
+      console.error('Error fetching space hierarchy:', error.message);
+      throw new HttpException(
+        'Error fetching space hierarchy',
+        HttpStatus.INTERNAL_SERVER_ERROR,
+      );
+    }
+  }
+
+  private async fetchAncestors(space: SpaceEntity): Promise<SpaceEntity[]> {
+    const ancestors: SpaceEntity[] = [];
+
+    let currentSpace = space;
+    while (currentSpace && currentSpace.parent) {
+      // Fetch the parent space
+      const parent = await this.spaceRepository.findOne({
+        where: { uuid: currentSpace.parent.uuid },
+        relations: ['parent'], // To continue fetching upwards
+      });
+
+      if (parent) {
+        ancestors.push(parent);
+        currentSpace = parent;
+      } else {
+        currentSpace = null;
+      }
+    }
+
+    // Return the ancestors in reverse order to have the root at the start
+    return ancestors.reverse();
+  }
+
+  private async fetchDescendants(space: SpaceEntity): Promise<SpaceEntity[]> {
+    const descendants: SpaceEntity[] = [];
+
+    // Fetch the immediate children of the current space
+    const children = await this.spaceRepository.find({
+      where: { parent: { uuid: space.uuid } },
+      relations: ['children'], // To continue fetching downwards
+    });
+
+    for (const child of children) {
+      // Add the child to the descendants list
+      descendants.push(child);
+
+      // Recursively fetch the child's descendants
+      const childDescendants = await this.fetchDescendants(child);
+      descendants.push(...childDescendants);
+    }
+
+    return descendants;
+  }
 }