我在使用formbuilder时存在角度2的问题。我遇到以下情况。使用formbuilder更改对象数组的值
我正在验证电子邮件,如果我已经在员工数组内部清理了该字段,如果允许,则什么也不做。我运行一个foreach来检查这一点,我在构造函数创建的formbuild和指涉部分看起来是这样的:
我添加与需求的目的因此。
我把一个模糊事件中输入并执行该功能。
public verifyEmail(employee_email: string, index) {
if (employee_email === '') {
return;
}
let ocorrency = 0;
this.formOrganization.value.employees.forEach(employee => {
if (employee.email === employee_email) {
ocorrency += 1
}
});
if (ocorrency >= 2) {
this.messageNotify(false, 'email_already_exists');
this.formOrganization.get('employees')[index].patchValue({'email': ''});
}
}
对于发送2个参数的函数,第一个是,我需要测试的电子邮件,并且指的是我的工作阵列内对象的第二索引,它是在该索引,我需要零场。
如何做到这一点?
我的HTML是:
<div class="col-md-12 col-12 tabs-content" *ngIf="membersTabs">
<div class="row" formArrayName="employees">
<div class="col-12">
<button class="btn btn-new pull-left" (click)="addEmployeer()">Adicionar Membros</button>
</div>
<div class="col-12">
<div class="card card-members"
*ngFor="let employeer of formOrganization.controls.employees.controls; let index = index"
[formGroupName]="index">
<div class="card-header">
<div class="col-sm-12 col-md-8">
<strong class="text-capitalize">{{formOrganization.value.employees[index].first_name}}
{{formOrganization.value.employees[index].second_name}}</strong>
</div>
<div class="wrapper-switch col-sm-12 col-md-4">
<div class="row">
<div class="col-sm-12 col-md-6">
<button class="btn btn-new btn-transparent" *ngIf="formOrganization.value.employees[index]._id"
(click)="[changePasswordSelected(employeer.value), passwordModal.show()]">ALTERAR SENHA
</button>
</div>
<div class="col-sm-12 col-md-6">
<button class="btn btn-cancel" (click)="removeEmployeer(index)">Remover</button>
</div>
</div>
</div>
</div>
<div class="card-block">
<div class="row">
<div class="col-lg-4 col-md-6 col-sm-12 form-group">
<label class="col-md-10 form-control-label">Primeiro Nome</label>
<div class="col-md-12">
<input class="form-control " name="first_name" type="text"
formControlName="first_name">
</div>
</div>
<div class="col-lg-4 col-md-6 col-sm-12 form-group">
<label class="col-md-10 form-control-label">Sobrenome</label>
<div class="col-md-12">
<input class="form-control " name="second_name" type="text"
formControlName="second_name">
</div>
</div>
<div class="col-lg-4 col-md-6 col-sm-12 form-group">
<label class="col-md-10 form-control-label">Cargo</label>
<div class="col-md-12">
<input class="form-control " name="office" type="text" formControlName="office">
</div>
</div>
<div class="col-lg-2 col-md-6 col-sm-12 form-group">
<label class="col-md-10 form-control-label">Acesso</label>
<div class="col-md-12">
<select class="form-control modal-input" id="access" name="access" formControlName="access">
<option value="">Selecione a opção</option>
<option *ngFor="let item of accesss"
[selected]="item.name == employeer.value.access.name"
[ngValue]="item">{{item.name}}
</option>
</select>
</div>
</div>
<div class="col-lg-2 col-md-1 col-sm-12 form-group">
<label class="col-md-10 form-control-label">Status</label>
<div class="col-md-12">
<label class="switch switch-text switch-pill switch-primary">
<input type="checkbox" class="switch-input " formControlName="status">
<span class="switch-label" data-on="On" data-off="Off"></span>
<span class="switch-handle"></span>
</label>
</div>
</div>
<div class="col-lg-4 col-md-6 col-sm-12 form-group">
<label class="col-md-10 form-control-label">Email</label>
<div class="col-md-12">
<input class="form-control " name="email" type="text" formControlName="email"
(blur)="verifyEmail(formOrganization.value.employees[index].email, index)">
</div>
</div>
<div class="col-lg-4 col-md-5 col-sm-12 form-group"
*ngIf="!formOrganization.value.employees[index]._id">
<label class="col-md-10 form-control-label">Senha</label>
<div class="col-md-12">
<input class="form-control " name="password" type="password"
formControlName="password">
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
我的形式从formBuilder:
你想达到和/或在什么不是很清楚问题是。你无法获得索引作为第二个参数吗? –
同意w/@ P.Moloney - 如果你从你的组件模板中调用'(blur)=“verifyEmail()”',你应该可以从你的html传入索引, i = index'在你的'* ngFor'语句中。但是,如果这是问题,我们必须看到您的模板HTML。 –
我的问题正在发生,因为我想清除我的字段,我需要在字段中设置一个值,模型很容易这样做:myModel =“我想要的字符串”但我使用formBuilder,除此之外,我可以有0,1或infinitor雇员。 –