btcpayserver/BTCPayServer/Views/Stores/ImportWallet/ConfirmAddresses.cshtml

@model WalletSetupViewModel
@addTagHelper *, BundlerMinifier.TagHelpers
@{
    Layout = "_LayoutWalletSetup";
    ViewData.SetActivePageAndTitle(StoreNavPages.Wallet, "Confirm addresses", Context.GetStoreData().StoreName);
}

@section Navbar {
    <a asp-controller="Stores" asp-action="ImportWallet" asp-route-storeId="@Model.StoreId" asp-route-cryptoCode="@Model.CryptoCode" asp-route-method="@Model.Method">
        <vc:icon symbol="back" />
    </a>
}

<header class="text-center">
    <h1>@ViewData["Title"]</h1>
    <p class="lead text-secondary mt-3">Please check that your @Model.CryptoCode wallet is generating the same addresses as below.</p>
</header>

@if (!ViewContext.ModelState.IsValid)
{
    <div asp-validation-summary="All" class="text-danger"></div>
}

<template id="modal-template">
    <div class="modal-dialog" role="document">
        <form class="modal-content"  method="post" enctype="multipart/form-data">
            <div class="modal-header">
                <h5 class="modal-title" id="addressVerification">Address verification</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close">
                    <vc:icon symbol="close" />
                </button>
            </div>
            <div class="modal-body">
                <p>
                    Confirm that you see the following address on the device:
                    <code id="displayed-address"></code>
                </p>
                <div id="vault-status"></div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Close</button>
                <button id="vault-confirm" class="btn btn-primary" style="display:none;"></button>
            </div>
        </form>
    </div>
</template>
<div id="btcpayservervault" class="modal fade" tabindex="-1" role="dialog" aria-labelledby="btcpayservervault" aria-hidden="true"></div>

<form method="post" asp-controller="Stores" asp-action="UpdateWallet" asp-route-storeId="@Model.StoreId" asp-route-cryptoCode="@Model.CryptoCode">
    <input asp-for="Config" type="hidden"/>
    <input asp-for="Confirmation" type="hidden"/>
    <input asp-for="DerivationScheme" type="hidden"/>
    <input asp-for="AccountKey" type="hidden" />
    <input asp-for="RootFingerprint" type="hidden" />
    <input asp-for="KeyPath" type="hidden" />

    <div class="form-group">
        <table class="table table-hover table-responsive-md">
            <thead>
            <tr>
                <th>Key path</th>
                <th>Address</th>
                @if (Model.Source == "Vault")
                {
                    <th></th>
                }
            </tr>
            </thead>
            <tbody>
            @foreach (var sample in Model.AddressSamples)
            {
                <tr>
                    <td>@sample.KeyPath</td>
                    <td><code>@sample.Address</code></td>
                    @if (Model.Source == "Vault")
                    {
                        <td class="text-end">
                            @* Using single quotes for the data attributes on purpose *@
                            <a href="#" data-address='@Safe.Json(sample.Address)' data-rooted-key-path='@Safe.Json(sample.RootedKeyPath.ToString())'>Show on device</a>
                        </td>
                    }
                </tr>
            }
            </tbody>
        </table>
    </div>

    <div class="text-center">
        <button name="command" type="submit" class="btn btn-primary" value="save" id="Confirm">Confirm</button>
    </div>
</form>

@section PageFootContent {
    <partial name="_ValidationScriptsPartial" />
    <partial name="VaultElements" />

    <script src="~/js/vaultbridge.js" defer asp-append-version="true"></script>
    <script src="~/js/vaultbridge.ui.js" defer asp-append-version="true"></script>

    <script>
        window.addEventListener("load", async () => {
            const wsPath = "@Url.Action("VaultBridgeConnection", "Vault", new {cryptoCode = Model.CryptoCode})";
            const wsProto = location.protocol.replace(/^http/, "ws");

            const statusHTML = document.getElementById("VaultConnection").innerHTML;
            const modalHTML = document.getElementById("modal-template").innerHTML;
            const $modal = document.getElementById("btcpayservervault");

            document.querySelectorAll("[data-address]").forEach(link => {
                link.addEventListener("click", async event => {
                    event.preventDefault();

                    const $link = event.currentTarget;
                    const address = JSON.parse($link.dataset.address);
                    const rootedKeyPath = JSON.parse($link.dataset.rootedKeyPath);

                    $modal.innerHTML = modalHTML;

                    const $address = document.getElementById("displayed-address");
                    const $status = document.getElementById("vault-status");

                    $status.innerHTML = statusHTML;
                    $address.innerText = address;

                    const vaultUI = new vaultui.VaultBridgeUI(`${wsProto}//${location.host}${wsPath}`);

                    const $$modal = $($modal)
                    $$modal.modal();
                    $$modal.on('hidden.bs.modal', () => {
                        vaultUI.closeBridge();
                    });

                    while (!await vaultUI.askForDevice()) {}

                    await vaultUI.askForDisplayAddress(rootedKeyPath);

                    $$modal.modal("hide");
                });
            });
        });
    </script>
}