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change set to transaction

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This commit is contained in:
faris Aljohari
2025-02-25 15:33:04 +03:00
parent 1140709e80
commit 630b3ee2b9
1 changed files with 46 additions and 32 deletions
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78
libs/common/src/firebase/devices-status/services/devices-status.service.ts
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@ -10,7 +10,13 @@ import { GetDeviceDetailsFunctionsStatusInterface } from 'src/device/interfaces/
import { TuyaContext } from '@tuya/tuya-connector-nodejs';
import { ConfigService } from '@nestjs/config';
import { firebaseDataBase } from '../../firebase.config';
import { Database, DataSnapshot, get, ref, set } from 'firebase/database';
import {
Database,
DataSnapshot,
get,
ref,
runTransaction,
} from 'firebase/database';
import { DeviceStatusLogRepository } from '@app/common/modules/device-status-log/repositories';
@Injectable()
export class DeviceStatusFirebaseService {
@ -154,39 +160,48 @@ export class DeviceStatusFirebaseService {
this.firebaseDb,
`device-status/${addDeviceStatusDto.deviceUuid}`,
);
const snapshot: DataSnapshot = await get(dataRef);
const existingData = snapshot.val() || {};
// Assign default values if fields are not present
if (!existingData.deviceTuyaUuid) {
existingData.deviceTuyaUuid = addDeviceStatusDto.deviceTuyaUuid;
}
if (!existingData.productUuid) {
existingData.productUuid = addDeviceStatusDto.productUuid;
}
if (!existingData.productType) {
existingData.productType = addDeviceStatusDto.productType;
}
if (!existingData.status) {
existingData.status = [];
}
// Use a transaction to handle concurrent updates
await runTransaction(dataRef, (existingData) => {
if (!existingData) {
existingData = {};
}
// Create a map to track existing status codes
const statusMap = new Map(
existingData.status.map((item) => [item.code, item.value]),
);
// Assign default values if fields are not present
if (!existingData.deviceTuyaUuid) {
existingData.deviceTuyaUuid = addDeviceStatusDto.deviceTuyaUuid;
}
if (!existingData.productUuid) {
existingData.productUuid = addDeviceStatusDto.productUuid;
}
if (!existingData.productType) {
existingData.productType = addDeviceStatusDto.productType;
}
if (!existingData.status) {
existingData.status = [];
}
// Update or add status codes
// Create a map to track existing status codes
const statusMap = new Map(
existingData.status.map((item) => [item.code, item.value]),
);
for (const statusItem of addDeviceStatusDto.status) {
statusMap.set(statusItem.code, statusItem.value);
}
// Update or add status codes
// Convert the map back to an array format
existingData.status = Array.from(statusMap, ([code, value]) => ({
code,
value,
}));
for (const statusItem of addDeviceStatusDto.status) {
statusMap.set(statusItem.code, statusItem.value);
}
// Convert the map back to an array format
existingData.status = Array.from(statusMap, ([code, value]) => ({
code,
value,
}));
return existingData;
});
// Save logs to your repository
const newLogs = addDeviceStatusDto.log.properties.map((property) => {
return this.deviceStatusLogRepository.create({
deviceId: addDeviceStatusDto.deviceUuid,
@ -200,10 +215,9 @@ export class DeviceStatusFirebaseService {
});
});
await this.deviceStatusLogRepository.save(newLogs);
// Save the updated data to Firebase
await set(dataRef, existingData);
// Return the updated data
return existingData;
const snapshot: DataSnapshot = await get(dataRef);
return snapshot.val();
}
}