RTL/src/app/clightning/peers-channels/channels/open-channel-modal/open-channel.component.html

<div fxLayout="row">
  <div fxFlex="100" class="padding-gap-large">
    <mat-card-header fxLayout="row" fxLayoutAlign="space-between center" class="modal-info-header">
      <div fxFlex="95" fxLayoutAlign="start start">
        <span class="page-title">{{alertTitle}}</span>
      </div>
      <button tabindex="8" fxFlex="5" fxLayoutAlign="center" class="btn-close-x p-0" (click)="onClose()" mat-button>X</button>
    </mat-card-header>
    <mat-card-content class="mt-5px">
      <form fxLayout="column" (submit)="onOpenChannel()" (reset)="resetData()" #form="ngForm">
        <div fxLayout="column">
          <mat-form-field fxFlex="100" *ngIf="!peer && peers && peers.length > 0">
            <input type="text" placeholder="Peer Alias" aria-label="Peers" matInput [formControl]="selectedPeer" (change)="onSelectedPeerChanged()" [matAutocomplete]="auto" tabindex="1" required>
            <mat-autocomplete #auto="matAutocomplete" [displayWith]="displayFn" (optionSelected)="onSelectedPeerChanged()">
              <mat-option *ngFor="let peer of filteredPeers | async" [value]="peer">{{peer.alias ? peer.alias : peer.id ? peer.id : ''}}</mat-option>
            </mat-autocomplete>
            <mat-error *ngIf="selectedPeer.errors?.required">Peer alias is required.</mat-error>
            <mat-error *ngIf="selectedPeer.errors?.notfound">Peer not found in the list.</mat-error>
          </mat-form-field>
        </div>
        <ng-container *ngTemplateOutlet="peerDetailsExpansionBlock"></ng-container>
        <ng-container *ngTemplateOutlet="openChannelBlock"></ng-container>
        <div fxFlex="100" class="alert alert-danger mt-1" *ngIf="channelConnectionError !== ''">
          <fa-icon [icon]="faExclamationTriangle" class="mr-1 alert-icon"></fa-icon>
          <span *ngIf="channelConnectionError !== ''">{{channelConnectionError}}</span>
        </div>
        <div class="mt-2" fxLayout="row" fxLayoutAlign="end center">
          <button mat-stroked-button color="primary" class="mr-1" tabindex="7" type="reset">Clear Fields</button>
          <button autoFocus mat-flat-button color="primary" type="submit" tabindex="9">Open Channel</button>
        </div>
      </form>
    </mat-card-content>
  </div>
</div>

<ng-template #peerDetailsExpansionBlock>
  <mat-expansion-panel class="flat-expansion-panel my-1" *ngIf="peer" expanded="false">
    <mat-expansion-panel-header>
      <mat-panel-title>
        <span>Peer: &nbsp;</span><strong class="font-weight-900">{{peer?.alias || peer?.id}}</strong>
      </mat-panel-title>
    </mat-expansion-panel-header>
    <div fxLayout="column">
      <div fxLayout="row">
        <div fxFlex="100">
          <h4 fxLayoutAlign="start" class="font-bold-500">Pubkey</h4>
          <span class="foreground-secondary-text">{{peer.id}}</span>
        </div>
      </div>
      <mat-divider class="w-100 my-1"></mat-divider>
      <div fxLayout="row">
        <div fxFlex="50">
          <h4 fxLayoutAlign="start" class="font-bold-500">Address</h4>
          <span class="overflow-wrap foreground-secondary-text">{{peer?.netaddr}}</span>
        </div>
        <div fxFlex="50">
          <h4 fxLayoutAlign="start" class="font-bold-500">Connected</h4>
          <span class="overflow-wrap foreground-secondary-text">{{peer.connected ? 'True' : 'False'}}</span>
        </div>
      </div>
    </div>
  </mat-expansion-panel>
</ng-template>
<ng-template #openChannelBlock>
  <form fxLayout="column" #form="ngForm">
    <div fxLayout="row" fxFlex="100" fxLayoutAlign="space-between center">
      <mat-form-field fxFlex="70" fxLayoutAlign="start end">
        <input matInput [(ngModel)]="fundingAmount" placeholder="Amount" type="number" step="1000" min="1" max="{{totalBalance}}" tabindex="1" required name="amount" #amount="ngModel">
        <mat-hint>Remaining Bal: {{totalBalance - ((fundingAmount) ? fundingAmount : 0) | number}}</mat-hint>
        <span matSuffix> {{information?.smaller_currency_unit}} </span>
        <mat-error *ngIf="amount.errors?.required">Amount is required.</mat-error>
        <mat-error *ngIf="amount.errors?.max">Amount must be less than or equal to {{totalBalance}}.</mat-error>
      </mat-form-field>
      <div fxFlex="25" fxLayoutAlign="start center">
        <mat-slide-toggle tabindex="2" color="primary" [(ngModel)]="isPrivate" name="isPrivate">Private Channel</mat-slide-toggle>
      </div>
    </div>
    <mat-expansion-panel class="flat-expansion-panel mt-2" expanded="false" (closed)="onAdvancedPanelToggle(true)" (opened)="onAdvancedPanelToggle(false)">
      <mat-expansion-panel-header>
        <mat-panel-title>
          <span>{{advancedTitle}}</span>
        </mat-panel-title>
      </mat-expansion-panel-header>
      <div fxLayout="column" fxFlex="100" fxLayoutAlign="start stretch">
        <div fxLayout="row" fxFlex="100" fxLayoutAlign="space-between center">
          <mat-form-field fxFlex="48" fxLayoutAlign="start end">
            <mat-select tabindex="4" placeholder="Fee Rate" [(value)]="selFeeRate" [disabled]="flgMinConf">
              <mat-option *ngFor="let feeRateType of feeRateTypes" [value]="feeRateType.feeRateId">
                {{feeRateType.feeRateType}}
              </mat-option>
            </mat-select>
          </mat-form-field>
          <div fxFlex="48" fxLayout="row" fxLayoutAlign="start center">
            <mat-checkbox fxFlex="2" tabindex="5" color="primary" [(ngModel)]="flgMinConf" (change)="selFeeRate=null;" name="flgMinConf" fxLayoutAlign="stretch start" class="mr-2"></mat-checkbox>
            <mat-form-field fxFlex="98">
              <input matInput [(ngModel)]="minConfValue" placeholder="Min Confirmation Blocks" type="number" name="blocks" step="1" min="0" tabindex="8" #blocks="ngModel" [required]="flgMinConf" [disabled]="!flgMinConf">
              <mat-error *ngIf="flgMinConf && !minConfValue">Min Confirmation Blocks is required.</mat-error>
            </mat-form-field>
          </div>
        </div>
      </div>
    </mat-expansion-panel>    
  </form>
</ng-template>