Está dando erro de Null
NegociacoesView.js:6 Uncaught TypeError: Cannot set property 'innerHTML' of null at NegociacoesView.update (NegociacoesView.js:6) at new NegociacaoController (NegociacaoController.js:8) at app.js:1
class NegociacaoController{
private _inputData: HTMLInputElement;
private _inputQuantidade: HTMLInputElement;
private _inputValor: HTMLInputElement;
private _negociacoes = new Negociacoes();
private _negociacoesView = new NegociacoesView('#negociacoesView');
constructor(){
this._inputData = <HTMLInputElement>document.querySelector('#data');
this._inputQuantidade = <HTMLInputElement>document.querySelector('#quantidade');
this._inputValor = <HTMLInputElement>document.querySelector('#valor');
this._negociacoesView.update(this._negociacoes);
}
adiciona(event: Event){
event.preventDefault();
const negociacao = new Negociacao(
new Date(this._inputData.value.replace(/-/g, ',')),
parseInt(this._inputQuantidade.value),
parseFloat(this._inputValor.value)
)
this._negociacoes.adiciona(negociacao);
this._negociacoesView.update(this._negociacoes);
}
}class NegociacoesView {
private _elemento: Element;
constructor(seletor: string) {
this._elemento = document.querySelector(seletor);
}
update(model: Negociacoes): void{
this._elemento.innerHTML = this.template(model);
}
template(model: Negociacoes): string {
return `
<table class="table table-hover table-bordered">
<thead>
<tr>
<th>DATA</th>
<th>QUANTIDADE</th>
<th>VALOR</th>
<th>VOLUME</th>
</tr>
</thead>
<tbody>
${model.paraArray().map(negociacao => {
return
`
<tr>
<td>${negociacao.data.getDate()}/${negociacao.data.getMonth()+1}/${negociacao.data.getFullYear()}</td>
<td>${negociacao.quantidade}</td>
<td>${negociacao.valor}</td>
<td>${negociacao.volume}</td>
</tr>
`
}).join('')}
</tbody>
<tfoot>
</tfoot>
</table>
`
}
}<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Negociações</title>
<link rel="stylesheet" href="css/bootstrap.css">
<link rel="stylesheet" href="css/bootstrap-theme.css">
</head>
<body class="container">
<h1 class="text-center">Negociações</h1>
<div id="mensagemView"></div>
<form class="form">
<div class="form-group">
<label for="data">Data</label>
<input type="date" id="data" class="form-control" required autofocus/>
</div>
<div class="form-group">
<label for="quantidade">Quantidade</label>
<input type="number" min="1" step="1" id="quantidade" class="form-control" value="1" required/>
</div>
<div class="form-group">
<label for="valor">Valor</label>
<input id="valor" type="number" class="form-control" min="0.01" step="0.01" value="0.0" required />
</div>
<button class="btn btn-primary" type="submit">Incluir</button>
</form>
<br>
<br>
<div id = "NegociacoesView"></div>
<script src="js/models/Negociacao.js"></script>
<script src="js/controllers/NegociacaoController.js"></script>
<script src="js/models/Negociacoes.js"></script>
<script src="js/views/NegociacoesView.js"></script>
<script src="js/app.js"></script>
</body>
</html>