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fix: return correct DeleteResult and UpdateResult for mongo (#7884)
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this updates the mongo entity manager to return the correct
values for both UpdateResult and DeleteResult instead of an
empty object
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@imnotjames
imnotjames committed Jul 11, 2021
1 parent d31c2fd commit 7a646a2
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Showing 2 changed files with 77 additions and 52 deletions.
29 changes: 23 additions & 6 deletions src/entity-manager/MongoEntityManager.ts
View file
Expand Up @@ -225,17 +225,26 @@ export class MongoEntityManager extends EntityManager {
* Does not check if entity exist in the database.
*/
async update<Entity>(target: EntityTarget<Entity>, criteria: string | string[] | number | number[] | Date | Date[] | ObjectID | ObjectID[] | FindConditions<Entity>, partialEntity: QueryDeepPartialEntity<Entity>): Promise<UpdateResult> {
const result = new UpdateResult();

if (Array.isArray(criteria)) {
await Promise.all((criteria as any[]).map(criteriaItem => {
const updateResults = await Promise.all((criteria as any[]).map(criteriaItem => {
return this.update(target, criteriaItem, partialEntity);
}));

result.raw = updateResults.map(r => r.raw);
result.affected = updateResults.map(r => (r.affected || 0)).reduce(( c, r) => c + r, 0);
result.generatedMaps = updateResults.reduce((c, r) => c.concat(r.generatedMaps), [] as ObjectLiteral[]);

} else {
const metadata = this.connection.getMetadata(target);
await this.updateMany(target, this.convertMixedCriteria(metadata, criteria), { $set: partialEntity });
const mongoResult = await this.updateMany(target, this.convertMixedCriteria(metadata, criteria), { $set: partialEntity });

result.raw = mongoResult;
result.affected = mongoResult.modifiedCount;
}

return new UpdateResult();
return result;
}

/**
Expand All @@ -245,16 +254,24 @@ export class MongoEntityManager extends EntityManager {
* Does not check if entity exist in the database.
*/
async delete<Entity>(target: EntityTarget<Entity>, criteria: string | string[] | number | number[] | Date | Date[] | ObjectID | ObjectID[] | FindConditions<Entity>): Promise<DeleteResult> {
const result = new DeleteResult();

if (Array.isArray(criteria)) {
await Promise.all((criteria as any[]).map(criteriaItem => {
const deleteResults = await Promise.all((criteria as any[]).map(criteriaItem => {
return this.delete(target, criteriaItem);
}));

result.raw = deleteResults.map(r => r.raw);
result.affected = deleteResults.map(r => (r.affected || 0)).reduce((c, r) => c + r, 0);

} else {
await this.deleteMany(target, this.convertMixedCriteria(this.connection.getMetadata(target), criteria));
const mongoResult = await this.deleteMany(target, this.convertMixedCriteria(this.connection.getMetadata(target), criteria));

result.raw = mongoResult;
result.affected = mongoResult.deletedCount;
}

return new DeleteResult();
return result;
}

// -------------------------------------------------------------------------
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100 changes: 54 additions & 46 deletions src/persistence/SubjectExecutor.ts
View file
Expand Up @@ -17,6 +17,7 @@ import {NestedSetSubjectExecutor} from "./tree/NestedSetSubjectExecutor";
import {ClosureSubjectExecutor} from "./tree/ClosureSubjectExecutor";
import {MaterializedPathSubjectExecutor} from "./tree/MaterializedPathSubjectExecutor";
import {OrmUtils} from "../util/OrmUtils";
import { UpdateResult } from "../query-builder/result/UpdateResult";

/**
* Executes all database operations (inserts, updated, deletes) that must be executed
Expand Down Expand Up @@ -561,6 +562,8 @@ export class SubjectExecutor {
if (!subject.identifier)
throw new SubjectWithoutIdentifierError(subject);

let updateResult: UpdateResult;

// for mongodb we have a bit different updation logic
if (this.queryRunner instanceof MongoQueryRunner) {
const partialEntity = this.cloneMongoSubjectEntity(subject);
Expand All @@ -582,7 +585,7 @@ export class SubjectExecutor {

const manager = this.queryRunner.manager as MongoEntityManager;

await manager.update(subject.metadata.target, subject.identifier, partialEntity);
updateResult = await manager.update(subject.metadata.target, subject.identifier, partialEntity);

} else {

Expand All @@ -605,30 +608,31 @@ export class SubjectExecutor {
softDeleteQueryBuilder.where(subject.identifier);
}

const updateResult = await softDeleteQueryBuilder.execute();
subject.generatedMap = updateResult.generatedMaps[0];
if (subject.generatedMap) {
subject.metadata.columns.forEach(column => {
const value = column.getEntityValue(subject.generatedMap!);
if (value !== undefined && value !== null) {
const preparedValue = this.queryRunner.connection.driver.prepareHydratedValue(value, column);
column.setEntityValue(subject.generatedMap!, preparedValue);
}
});
}
updateResult = await softDeleteQueryBuilder.execute();
}

// experiments, remove probably, need to implement tree tables children removal
// if (subject.updatedRelationMaps.length > 0) {
// await Promise.all(subject.updatedRelationMaps.map(async updatedRelation => {
// if (!updatedRelation.relation.isTreeParent) return;
// if (!updatedRelation.value !== null) return;
//
// if (subject.metadata.treeType === "closure-table") {
// await new ClosureSubjectExecutor(this.queryRunner).deleteChildrenOf(subject);
// }
// }));
// }
subject.generatedMap = updateResult.generatedMaps[0];
if (subject.generatedMap) {
subject.metadata.columns.forEach(column => {
const value = column.getEntityValue(subject.generatedMap!);
if (value !== undefined && value !== null) {
const preparedValue = this.queryRunner.connection.driver.prepareHydratedValue(value, column);
column.setEntityValue(subject.generatedMap!, preparedValue);
}
});
}

// experiments, remove probably, need to implement tree tables children removal
// if (subject.updatedRelationMaps.length > 0) {
// await Promise.all(subject.updatedRelationMaps.map(async updatedRelation => {
// if (!updatedRelation.relation.isTreeParent) return;
// if (!updatedRelation.value !== null) return;
//
// if (subject.metadata.treeType === "closure-table") {
// await new ClosureSubjectExecutor(this.queryRunner).deleteChildrenOf(subject);
// }
// }));
// }
}));
}

Expand All @@ -641,6 +645,8 @@ export class SubjectExecutor {
if (!subject.identifier)
throw new SubjectWithoutIdentifierError(subject);

let updateResult: UpdateResult;

// for mongodb we have a bit different updation logic
if (this.queryRunner instanceof MongoQueryRunner) {
const partialEntity = this.cloneMongoSubjectEntity(subject);
Expand All @@ -662,7 +668,7 @@ export class SubjectExecutor {

const manager = this.queryRunner.manager as MongoEntityManager;

await manager.update(subject.metadata.target, subject.identifier, partialEntity);
updateResult = await manager.update(subject.metadata.target, subject.identifier, partialEntity);

} else {

Expand All @@ -685,30 +691,32 @@ export class SubjectExecutor {
softDeleteQueryBuilder.where(subject.identifier);
}

const updateResult = await softDeleteQueryBuilder.execute();
subject.generatedMap = updateResult.generatedMaps[0];
if (subject.generatedMap) {
subject.metadata.columns.forEach(column => {
const value = column.getEntityValue(subject.generatedMap!);
if (value !== undefined && value !== null) {
const preparedValue = this.queryRunner.connection.driver.prepareHydratedValue(value, column);
column.setEntityValue(subject.generatedMap!, preparedValue);
}
});
}
updateResult = await softDeleteQueryBuilder.execute();
}

// experiments, remove probably, need to implement tree tables children removal
// if (subject.updatedRelationMaps.length > 0) {
// await Promise.all(subject.updatedRelationMaps.map(async updatedRelation => {
// if (!updatedRelation.relation.isTreeParent) return;
// if (!updatedRelation.value !== null) return;
//
// if (subject.metadata.treeType === "closure-table") {
// await new ClosureSubjectExecutor(this.queryRunner).deleteChildrenOf(subject);
// }
// }));
// }
subject.generatedMap = updateResult.generatedMaps[0];
if (subject.generatedMap) {
subject.metadata.columns.forEach(column => {
const value = column.getEntityValue(subject.generatedMap!);
if (value !== undefined && value !== null) {
const preparedValue = this.queryRunner.connection.driver.prepareHydratedValue(value, column);
column.setEntityValue(subject.generatedMap!, preparedValue);
}
});
}

// experiments, remove probably, need to implement tree tables children removal
// if (subject.updatedRelationMaps.length > 0) {
// await Promise.all(subject.updatedRelationMaps.map(async updatedRelation => {
// if (!updatedRelation.relation.isTreeParent) return;
// if (!updatedRelation.value !== null) return;
//
// if (subject.metadata.treeType === "closure-table") {
// await new ClosureSubjectExecutor(this.queryRunner).deleteChildrenOf(subject);
// }
// }));
// }

}));
}

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