【发布时间】:2018-06-27 07:59:57
【问题描述】:
你能告诉我如何查询budgets集合中budgetGroup对象的id吗?
我可以进行如下的基本查询。但是如何查询上面提到的内部对象?
provider.ts
getSpecificBudget(id:string;budgetGroup: BudgetGroup, projectId: string): AngularFirestoreCollection<Budget> {
return this.fireStore.collection<Budget>(`projects/${projectId}/budgets`, ref => ref
.where('id', '==', id)
);
}
model.ts
export class Budget {
id: string;
amount: number;
contingency: number = 20;
budgetGroup: BudgetGroup = new BudgetGroup();
creationTime: string;
}
export class BudgetGroup {
id: string;
name: string;
creationTime: string;
}
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标签: angular typescript ionic3 angularfire2 google-cloud-firestore