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modified db con for better connection handling mssql

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This commit is contained in:
Kallesh B S 2025-05-02 12:50:56 +05:30
parent 378b9adf4d
commit 03fc743eb4
9 changed files with 59 additions and 216 deletions
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27
src/db/db.service.ts
View File

@ -29,6 +29,8 @@ export class OracleDBService {
@Injectable()
export class MssqlDBService {
private pool: ConnectionPool;
private poolConnected: boolean = false;
private readonly config = {
...MssqlConfig,
pool: {
@ -39,22 +41,25 @@ export class MssqlDBService {
};
constructor() {
this.initializePool();
}
private initializePool() {
this.pool = new ConnectionPool(this.config);
}
async getConnection(): Promise<Connection> {
async getConnection(): Promise<ConnectionPool> {
try {
const connection = await this.pool.connect();
console.log('Database connection initialized successfully for Mssql.');
// console.log(`Connection established to server: ${this.config.server}`); // Log server info
return connection;
if (!this.poolConnected) {
this.pool.on('error', err => {
console.error('SQL Pool Error:', err);
this.poolConnected = false;
});
await this.pool.connect();
this.poolConnected = true;
console.log('Database connection pool initialized.');
}
return this.pool;
} catch (error) {
console.error('Error getting connection from pool', error.stack);
throw error; // Rethrow the error after logging
console.error('Failed to get connection from pool:', error);
throw error;
}
}
}

60
src/mssql/manage-clients/manage-clients.service.ts
View File

@ -114,11 +114,7 @@ export class ManageClientsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
GetPreparerByClientid = async (body: GetPreparerByClientidContactsByClientidLocByClientidDTO) => {
@ -132,11 +128,7 @@ export class ManageClientsService {
return { data: result.recordset };
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
UpdateClient = async (body: UpdateClientDTO) => {
@ -193,11 +185,7 @@ export class ManageClientsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
CreateClientContact = async (body: CreateAdditionalClientContactsDTO) => {
@ -270,11 +258,7 @@ export class ManageClientsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
UpdateClientContacts = async (body: UpdateClientContactsDTO) => {
@ -329,11 +313,7 @@ export class ManageClientsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
@ -387,11 +367,7 @@ export class ManageClientsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
@ -463,11 +439,7 @@ export class ManageClientsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
@ -518,11 +490,7 @@ export class ManageClientsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
@ -571,11 +539,7 @@ export class ManageClientsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
@ -623,11 +587,7 @@ export class ManageClientsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
}

54
src/mssql/manage-holders/manage-holders.service.ts
View File

@ -97,11 +97,7 @@ export class ManageHoldersService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
@ -118,11 +114,7 @@ export class ManageHoldersService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
UpdateHolder = async (body: UpdateHolderDTO) => {
@ -154,11 +146,7 @@ export class ManageHoldersService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
UpdateHolderContact = async (body: UpdateHolderContactDTO) => {
@ -186,11 +174,7 @@ export class ManageHoldersService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
GetHolderContacts = async (body: GetHolderDTO) => {
@ -207,11 +191,7 @@ export class ManageHoldersService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
InactivateHolder = async (body: HolderActivateOrInactivateDTO) => {
@ -230,11 +210,7 @@ export class ManageHoldersService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
ReactivateHolder = async (body: HolderActivateOrInactivateDTO) => {
@ -251,11 +227,7 @@ export class ManageHoldersService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
InactivateHolderContact = async (body: HolderContactActivateOrInactivateDTO) => {
@ -272,11 +244,7 @@ export class ManageHoldersService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
ReactivateHolderContact = async (body: HolderContactActivateOrInactivateDTO) => {
@ -293,10 +261,6 @@ export class ManageHoldersService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
};
}

6
src/mssql/mssql.service.ts
View File

@ -19,11 +19,7 @@ export class MssqlService {
} catch (error) {
console.error('Error checking connection:', error);
return {error:error.message}
} finally {
if (connection) {
connection.close();
}
}
}
}
}

36
src/mssql/param-table/param-table.service.ts
View File

@ -34,11 +34,7 @@ export class ParamTableService {
return { data: result.recordset };
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
@ -53,11 +49,7 @@ export class ParamTableService {
return { data: result.recordset };
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async CREATEPARAMRECORD(body: CreateParamRecordDTO) {
@ -80,11 +72,7 @@ export class ParamTableService {
return { data: result.recordset };
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async UPDATEPARAMRECORD(body: UpdateParamRecordDTO) {
@ -106,11 +94,7 @@ export class ParamTableService {
return { data: result.recordset };
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async INACTIVATEPARAMRECORD(body: ActivateOrInactivateParamRecordDTO) {
@ -125,11 +109,7 @@ export class ParamTableService {
return { data: result.recordset };
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async REACTIVATEPARAMRECORD(body: ActivateOrInactivateParamRecordDTO) {
@ -143,10 +123,6 @@ export class ParamTableService {
return { data: result.recordset };
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
}

12
src/mssql/uscib-managed-sp/carnet-sequence/carnet-sequence.service.ts
View File

@ -21,11 +21,7 @@ export class CarnetSequenceService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async createCarnetSequence(body: CreateCarnetSequenceDTO) {
@ -44,10 +40,6 @@ export class CarnetSequenceService {
} catch (error) {
console.error('Error executing stored procedure:', error);
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
}

20
src/mssql/uscib-managed-sp/region/region.service.ts
View File

@ -18,12 +18,10 @@ export class RegionService {
return { data: result.recordset };
} catch (error) {
console.log("Error is here ...");
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async insetNewRegions(body: InsertRegionsDto) {
@ -39,11 +37,7 @@ export class RegionService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async updateRegions(body: UpdateRegionDto){
@ -58,10 +52,6 @@ export class RegionService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
}

36
src/mssql/uscib-managed-sp/sp-contacts/sp-contacts.service.ts
View File

@ -21,11 +21,7 @@ export class SpContactsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async getSPDefaultcontacts(body: getSPDefaultcontactDTO) {
@ -40,11 +36,7 @@ export class SpContactsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async inactivateSPContact(body: inactivateSPContactDTO) {
@ -59,11 +51,7 @@ export class SpContactsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async insertSPContacts(body: InsertSPContactsDTO) {
@ -87,11 +75,7 @@ export class SpContactsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async setSPDefaultcontact(body: setSPDefaultcontactDTO) {
@ -105,11 +89,7 @@ export class SpContactsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async updateSPContacts(body: UpdateSPContactsDTO) {
@ -132,10 +112,6 @@ export class SpContactsService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
}

24
src/mssql/uscib-managed-sp/sp/sp.service.ts
View File

@ -20,11 +20,7 @@ export class SpService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async getSpBySpid(body: getSelectedServiceproviderDTO) {
@ -39,11 +35,7 @@ export class SpService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async insertNewServiceProvider(body: InsertNewServiceProviderDTO) {
@ -72,11 +64,7 @@ export class SpService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
async updateServiceProvider(body: UpdateServiceProviderDTO) {
@ -106,10 +94,6 @@ export class SpService {
} catch (error) {
return { error: error.message };
} finally {
if (connection) {
connection.close();
}
}
}
}
}