btcpayserver/BTCPayServer/Views/Shared/EmailsBody.cshtml

@model BTCPayServer.Models.ServerViewModels.EmailsViewModel

<partial name="_StatusMessage" />

<div class="row">
    <div class="col-lg-6">
        <div class="d-flex align-items-center justify-content-between mb-4">
            <h2 class="mb-0">@ViewData["Title"]</h2>
            <div class="dropdown quick-fill" style="display: none">
                <button class="btn btn-primary dropdown-toggle" type="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
                    Quick fill settings for...
                </button>
                <div class="dropdown-menu" aria-labelledby="dropdownMenuButton">
                    <a class="dropdown-item" href="" data-Server="smtp.gmail.com" data-Port="587" data-EnableSSL="true">Gmail.com</a>
                    <a class="dropdown-item" href="" data-Server="mail.yahoo.com" data-Port="587" data-EnableSSL="true">Yahoo.com</a>
                    <a class="dropdown-item" href="" data-Server="smtp.mailgun.org" data-Port="587" data-EnableSSL="true">Mailgun</a>
                    <a class="dropdown-item" href="" data-Server="smtp.office365.com" data-Port="587" data-EnableSSL="true">Office365</a>
                    <a class="dropdown-item" href="" data-Server="smtp.sendgrid.net" data-Port="587" data-EnableSSL="true">SendGrid</a>
                </div>
            </div>
        </div>
    </div>
</div>

<form method="post" autocomplete="off">
    <div class="row">
        <div class="col-lg-6">
            @if (!ViewContext.ModelState.IsValid)
            {
                <div asp-validation-summary="All" class="text-danger"></div>
            }
            <div class="form-group">
                <label asp-for="Settings.Server"></label>
                <input asp-for="Settings.Server" class="form-control"/>
                <span asp-validation-for="Settings.Server" class="text-danger"></span>
            </div>
            <div class="form-group">
                <label asp-for="Settings.Port"></label>
                <input asp-for="Settings.Port" class="form-control"/>
                <span asp-validation-for="Settings.Port" class="text-danger"></span>
            </div>
            <div class="form-group">
                <label asp-for="Settings.FromDisplay"></label>
                <input asp-for="Settings.FromDisplay" class="form-control"/>
                <small class="form-text text-muted">
                    Some email providers (like Gmail) don't allow you to set your display name, so this setting may not have any effect.
                </small>
                <span asp-validation-for="Settings.FromDisplay" class="text-danger"></span>
            </div>
            <div class="form-group">
                <label asp-for="Settings.From"></label>
                <input asp-for="Settings.From" class="form-control"/>
                <span asp-validation-for="Settings.From" class="text-danger"></span>
            </div>
            <div class="form-group">
                <label asp-for="Settings.Login"></label>
                <input asp-for="Settings.Login" class="form-control"/>
                <small class="form-text text-muted">
                    For many email providers (like Gmail) your login is your email address.
                </small>
                <span asp-validation-for="Settings.Login" class="text-danger"></span>
            </div>
            <div class="form-group">
                @if (!Model.PasswordSet)
                {

                    <label asp-for="Settings.Password"></label>
                    <input asp-for="Settings.Password" type="password" class="form-control"/>
                    <span asp-validation-for="Settings.Password" class="text-danger"></span>
                }
                else
                {
                    <label asp-for="Settings.Password"></label>
                    <div class="input-group">
                        <input value="Configured" type="text" readonly class="form-control"/>
                        <div class="input-group-append">
                            <button type="submit" class="btn btn-danger" name="command" value="ResetPassword">Reset</button>
                        </div>
                    </div>
                }
            </div>
            <div class="form-group">
                <div class="form-check">
                    <input asp-for="Settings.EnableSSL" type="checkbox" class="form-check-input"/>
                    <label asp-for="Settings.EnableSSL" class="form-check-label"></label>
                </div>
            </div>
            <input asp-for="PasswordSet" type="hidden"/>
            <button type="submit" class="btn btn-primary" name="command" value="Save">Save</button>
        </div>
    </div>

    <hr class="mt-5 mb-4" />

    <div class="row">
        <div class="col-md-6">
            <div class="form-group">
                <p class="form-text text-muted">
                    If you want to test your settings, enter an email address here and click "Send Test Email".
                    <strong>Your settings won't be saved</strong>, only a test email will be sent.
                    <br />
                    After a successful test, you can click "Save".
                </p>
                <label asp-for="TestEmail"></label>
                <input asp-for="TestEmail" class="form-control" />
                <span asp-validation-for="TestEmail" class="text-danger"></span>
            </div>
            <button type="submit" class="btn btn-secondary" name="command" value="Test">Send Test Email</button>
        </div>
    </div>
</form>

<script>
    $(document).ready(function () {
        $('.dropdown.quick-fill').show();
        $('.dropdown.quick-fill a').click(function (e) {
            e.preventDefault();

            var aNode = $(this);
            var data = aNode.data();

            for (var key in data) {
                var value = data[key];
                var inputNodes = $('input[name*="Settings.' + key + '" i]');

                if (inputNodes.length) {
                    inputNodes.each(function (i, input) {
                        input = $(input);
                        var type = input.attr('type');
                        if (type === 'checkbox') {
                            input.prop('checked', value);

                        } else {
                            input.val(value);
                        }
                    });

                }
            }
        });
    });
</script>