dt-common-device
Version:
A secure and robust device management library for IoT applications
309 lines (308 loc) • 15.9 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
exports.AdminService = void 0;
const typedi_1 = __importStar(require("typedi"));
const Admin_repository_1 = require("./Admin.repository");
const redis_utils_1 = require("../../utils/redis.utils");
let AdminService = (() => {
let _classDecorators = [(0, typedi_1.Service)()];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
var AdminService = _classThis = class {
constructor() {
this.adminRepository = typedi_1.default.get(Admin_repository_1.AdminRepository);
this.redisUtils = typedi_1.default.get(redis_utils_1.RedisUtils);
}
async getZonesByAccessGroupIds(accessGroupIds, propertyId) {
try {
return await this.adminRepository.getZonesByAccessGroupIds(accessGroupIds, propertyId);
}
catch (error) {
console.log(error);
return [];
}
}
async getZonesByAccessGroups(accessGroupIds, type) {
try {
return await this.adminRepository.getZonesByAccessGroups(accessGroupIds, type);
}
catch (error) {
return [];
}
}
async getAccessGroup(accessGroupId, propertyId) {
if (!accessGroupId) {
throw new Error("Access Group ID is required");
}
let accessGroup;
const redisKey = `collection:${accessGroupId}`;
accessGroup = await this.redisUtils.hget(redisKey, accessGroupId);
if (accessGroup)
return accessGroup;
accessGroup = await this.adminRepository.getAccessGroup(accessGroupId, propertyId);
if (!accessGroup)
return null;
await this.redisUtils.hsetWithTTL(redisKey, accessGroup?.id, JSON.stringify(accessGroup), 86400);
await this.redisUtils.sadd(`property_collections:${accessGroup?.propertyId}`, accessGroup?.id);
return accessGroup;
}
async getAccessGroupByZoneId(zoneId) {
if (!zoneId) {
throw new Error("Zone ID is required");
}
const zoneAccessGroups = await this.adminRepository.getZoneAccessGroupByZoneId(zoneId);
if (!zoneAccessGroups?.length)
return [];
const accessGroups = [];
for (const zoneAccessGroup of zoneAccessGroups) {
const accessGroup = await this.adminRepository.getAccessGroup(zoneAccessGroup.collectionId);
if (accessGroup)
accessGroups.push(accessGroup);
}
return accessGroups;
}
//--------------------------USED FOR QUERY RESERVATION-----------------------
async getAccessgroupBySubParentZoneId(zoneId) {
if (!zoneId) {
throw new Error("Zone ID is required");
}
try {
// Get the zone to retrieve propertyId if needed
const zone = await this.adminRepository.getZone(zoneId);
if (!zone) {
return [];
}
// Use Map to collect unique access groups (by ID)
const accessGroupsMap = new Map();
// Track visited zones to avoid cycles and duplicate checks
const visitedZoneIds = new Set();
// OPTIMIZATION: Set to true if you only need to check if ANY access group exists
// Set to false if you need ALL access groups from entire hierarchy
const stopOnFirstFound = true;
// Recursive function to traverse hierarchy and collect access groups
const traverseZoneHierarchy = async (currentZoneId, propertyId) => {
// Base case 1: if zone already visited, return (prevents cycles)
if (visitedZoneIds.has(currentZoneId)) {
return false;
}
// Base case 2: early exit if we found access group and only need existence check
if (stopOnFirstFound && accessGroupsMap.size > 0) {
return true;
}
// Mark as visited
visitedZoneIds.add(currentZoneId);
// Check access groups for current zone (query as we traverse)
const zoneAccessGroups = await this.adminRepository.getAccessGroupsByZoneId(currentZoneId);
// If we found access groups, add to map
if (zoneAccessGroups.length > 0) {
zoneAccessGroups.forEach((ag) => accessGroupsMap.set(ag.id, ag));
// Early exit optimization: if we only need to know if access group exists
if (stopOnFirstFound) {
return true; // Stop traversal - we found what we need
}
}
// Get current zone details
const currentZone = await this.adminRepository.getZone(currentZoneId);
if (!currentZone) {
return false;
}
// Recursive case 1: Traverse up to parent zone (if exists and not visited)
if (currentZone.parentId && !visitedZoneIds.has(currentZone.parentId)) {
const found = await traverseZoneHierarchy(currentZone.parentId, propertyId);
// Early exit: if we found access group in parent, stop checking children
if (found && stopOnFirstFound) {
return true;
}
}
// Recursive case 2: Traverse down to direct child zones only
// Only check children if we haven't found an access group yet (optimization)
if (!stopOnFirstFound || accessGroupsMap.size === 0) {
const directChildZoneIds = await this.adminRepository.getDirectChildZones(currentZoneId, propertyId);
// Recursively process each direct child zone
for (const childZoneId of directChildZoneIds) {
if (!visitedZoneIds.has(childZoneId)) {
const found = await traverseZoneHierarchy(childZoneId, propertyId);
// Early exit: if we found access group in any child, we can stop
if (found && stopOnFirstFound) {
return true;
}
}
}
}
return accessGroupsMap.size > 0;
};
// Start recursive traversal from the given zone
await traverseZoneHierarchy(zoneId, zone.propertyId);
return Array.from(accessGroupsMap.values());
}
catch (error) {
console.error("Error in getAccessgroupBySubParentZoneId:", error);
return [];
}
}
// used for query reservation to find all the zones mapped with the access groups
async getAllParentSubZonesByAccessGroupIds(accessGroupIds) {
if (!accessGroupIds || accessGroupIds.length === 0) {
throw new Error("Access Group IDs are required");
}
try {
// Step 1: Find all zones mapped with these access groups
const mappedZoneIds = await this.adminRepository.getZoneIdsByAccessGroupIds(accessGroupIds);
if (mappedZoneIds.length === 0) {
return [];
}
// OPTIMIZATION 1: Batch get all zones at once (reduces DB calls from O(n) to O(1))
const zones = await this.adminRepository.getZonesByIds(mappedZoneIds);
const zoneMap = new Map();
zones.forEach((zone) => zoneMap.set(zone.id, zone));
// Use Set to collect unique zone IDs from the start
const allZoneIds = new Set(mappedZoneIds);
// OPTIMIZATION 2: Process all zones in parallel (reduces time from O(n) sequential to O(1) parallel)
const zoneProcessingPromises = mappedZoneIds.map(async (zoneId) => {
const zone = zoneMap.get(zoneId);
if (!zone) {
return { parentIds: [], childIds: [] };
}
// OPTIMIZATION 3: Get parents and children in parallel for each zone
const [parentZoneIds, childZoneIds] = await Promise.all([
this.adminRepository.getAllParentZones(zoneId),
this.adminRepository.getAllChildZones(zoneId, zone.propertyId),
]);
return { parentIds: parentZoneIds, childIds: childZoneIds };
});
// Wait for all zone processing to complete
const results = await Promise.all(zoneProcessingPromises);
// OPTIMIZATION 4: Batch add all IDs to Set (O(n) operation)
results.forEach(({ parentIds, childIds }) => {
parentIds.forEach((id) => allZoneIds.add(id));
childIds.forEach((id) => allZoneIds.add(id));
});
return Array.from(allZoneIds);
}
catch (error) {
console.error("Error in getAllParentSubZonesByAccessGroupIds:", error);
return [];
}
}
//----------------------------------------------------------------------------------
async getZone(zoneId, propertyId) {
if (!zoneId) {
throw new Error("Zone ID is required");
}
const cachedZone = await this.redisUtils.get(`zone:${zoneId}`);
if (cachedZone)
return JSON.parse(cachedZone);
const zone = await this.adminRepository.getZone(zoneId, propertyId);
if (!zone)
return null;
await this.redisUtils.set(`zone:${zoneId}`, JSON.stringify(zone), 86400);
return zone;
}
async getUser(userId) {
if (!userId) {
throw new Error("User ID is required");
}
const user = await this.adminRepository.getUser(userId);
if (!user)
return null;
return user;
}
async getZoneByDeviceId(deviceId) {
if (!deviceId) {
throw new Error("Device ID is required");
}
const zone = await this.adminRepository.getZoneByDeviceId(deviceId);
if (!zone)
return null;
return zone;
}
async getAccessGroups(propertyId, accessibleBy) {
if (!propertyId) {
throw new Error("Property ID is required");
}
return await this.adminRepository.getAccessGroups(propertyId, accessibleBy);
}
};
__setFunctionName(_classThis, "AdminService");
(() => {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
AdminService = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
})();
return AdminService = _classThis;
})();
exports.AdminService = AdminService;