@using BTCPayServer.Client
@using BTCPayServer.Components
@model ListTransactionsViewModel

@{
    var walletId = Context.GetRouteValue("walletId").ToString();
    var labelFilter = Context.Request.Query["labelFilter"].ToString();

    Layout = "../Shared/_NavLayout.cshtml";
    ViewData.SetActivePage(WalletsNavPages.Transactions, $"{Model.CryptoCode} Transactions", walletId);
}

@section PageHeadContent {
    <script src="~/vendor/tom-select/tom-select.complete.min.js" asp-append-version="true"></script>
    <link href="~/vendor/tom-select/tom-select.bootstrap5.min.css" asp-append-version="true" rel="stylesheet">
    <style>
        .smMaxWidth {
            max-width: 125px;
        }

        @@media (min-width: 990px) {
            .smMaxWidth {
                max-width: 200px;
            }
        }

        /* pull actions area, so that it is besides the search form */
        @@media (min-width: 1200px) {
            #Filter + #Dropdowns {
                margin-top: -4rem;
                float: right;
            }

            #Filter + #Dropdowns #Actions {
                order: 1;
            }
        }

        .unconf > * {
            opacity: 0.5;
        }
        
        #LoadingIndicator {
            margin-bottom: 1.5rem;
        }
    </style>
}

@section PageFootContent {
    @*Without async, somehow selenium do not manage to click on links in this page*@
    <script src="~/modal/btcpay.js" asp-append-version="true" async></script>
    @* Custom Range Modal *@
    <script>
        const $actions = document.getElementById('ListActions');
        const $transactions = document.getElementById('WalletTransactions');
        const $list = document.getElementById('WalletTransactionsList');
        const $dropdowns = document.getElementById('Dropdowns');
        const $indicator = document.getElementById('LoadingIndicator');
        
        delegate('click', '#GoToTop', () => {
            window.scrollTo({ top: 0, behavior: 'smooth' });
        });
        
        if ($actions && $actions.offsetTop - window.innerHeight > 0) {
            document.getElementById('GoToTop').classList.remove('d-none');
        }
        
        const count = @Safe.Json(Model.Count);
        const skipInitial = @Safe.Json(Model.Skip);
		const loadMoreUrl = @Safe.Json(Url.Action("WalletTransactions", new { walletId, labelFilter, skip = Model.Skip, count = Model.Count, loadTransactions = true }));
		// The next time we load transactions, skip will become 0
        let skip = @Safe.Json(Model.Skip) - count;
        
        async function loadMoreTransactions() {
            $indicator.classList.remove('d-none');
            
            const skipNext = skip + count;
            const url = loadMoreUrl.replace(`skip=${skipInitial}`, `skip=${skipNext}`)
            const response = await fetch(url, {
                headers: {
                    'Accept': 'text/html',
                    'X-Requested-With': 'XMLHttpRequest'
                }
            });
            
            if (response.ok) {
                const html = await response.text();
                const responseEmpty = html.trim() === '';
                $list.insertAdjacentHTML('beforeend', html);
                skip = skipNext;
                
                if (responseEmpty) {
                    // in case the response html was empty, remove the observer and stop loading
                    observer.unobserve($actions);
                }
                if (!$transactions.dataset.loaded) {
                    $transactions.dataset.loaded = 'true';
                    // replace table and dropdowns if initial response was empty
                    if (responseEmpty) {
                        $dropdowns.remove();
                        $transactions.innerHTML = '<div class="text-secondary" data-loaded="true">There are no transactions yet.</div>';
                    }
                }
            }
            
            $indicator.classList.add('d-none');
            formatDateTimes(document.querySelector('#WalletTransactions .switch-time-format').dataset.mode);
            initLabelManagers();
        }
        
		const observer = new IntersectionObserver(async entries => {
            const { isIntersecting } = entries[0];
            if (isIntersecting) {
                await loadMoreTransactions();
            }
        }, { rootMargin: '128px' });
        
        // the actions div marks the end of the list table
        observer.observe($actions);
    </script>
}

<div class="d-flex flex-wrap align-items-center justify-content-between gap-3" id="Dropdowns">
    @if (Model.Labels.Any())
    {
        <div class="btn-group" id="Filter">
            <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
                @if (string.IsNullOrEmpty(labelFilter))
                {
                    <span class="text-secondary">Filter by label</span>
                }
                else
                {
                    <span class="text-secondary">Label:</span>
                    <span>@labelFilter</span>
                }
            </button>
            <ul class="dropdown-menu">
                @foreach (var label in Model.Labels)
                {
                    <li><a asp-route-labelFilter="@label.Text" class="dropdown-item transaction-label-text@(labelFilter == label.Text ? " active" : string.Empty)" style="--btcpay-dropdown-link-active-bg:@label.Color;--btcpay-dropdown-link-active-color:@label.TextColor;">@label.Text</a></li>
                }
                @if (!string.IsNullOrEmpty(labelFilter))
                {
                    <li><hr class="dropdown-divider"></li>
                    <li><a class="dropdown-item" asp-route-labelFilter="">Clear filter</a></li>
                }
            </ul>
        </div>
    }
    <div class="dropdown d-inline-flex align-items-center gap-3 ms-auto" id="Export">
        <button class="btn btn-secondary dropdown-toggle" type="button" id="ExportDropdownToggle" data-bs-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
            Export
        </button>
        <div class="dropdown-menu" aria-labelledby="ExportDropdownToggle">
            <a asp-action="Export" asp-route-walletId="@walletId" asp-route-format="csv" asp-route-labelFilter="@labelFilter" class="dropdown-item export-link" target="_blank" id="ExportCSV">CSV</a>
            <a asp-action="Export" asp-route-walletId="@walletId" asp-route-format="json" asp-route-labelFilter="@labelFilter" class="dropdown-item export-link" target="_blank" id="ExportJSON">JSON</a>
            <a asp-action="Export" asp-route-walletId="@walletId" asp-route-format="bip329" asp-route-labelFilter="@labelFilter" class="dropdown-item export-link" target="_blank" id="ExportBIP329">Wallet Labels (BIP-329)</a>
        </div>
    </div>
</div>
<div style="clear:both"></div>

<div id="WalletTransactions" class="table-responsive-md">
    <table class="table table-hover mass-action">
        <thead class="mass-action-head">
            <tr>
                <th class="only-for-js mass-action-select-col">
                    <input type="checkbox" class="form-check-input mass-action-select-all" />
                </th>
                <th class="date-col">
                    <div class="d-flex align-items-center gap-1">
                        Date
                        <button type="button" class="btn btn-link p-0 fa fa-clock-o switch-time-format only-for-js" title="Switch date format"></button>
                    </div>
                </th>
                <th class="text-start">Label</th>
                <th>Transaction Id</th>
                <th class="amount-col">Amount</th>
                <th></th>
            </tr>
        </thead>
        <thead class="mass-action-actions">
            <tr>
                <th class="only-for-js mass-action-select-col">
                    <input type="checkbox" class="form-check-input mass-action-select-all" />
                </th>
                <th colspan="5">
                    <div class="d-flex flex-wrap align-items-center justify-content-between gap-3">
                        <div>
                            <strong class="mass-action-selected-count">0</strong>
                            selected
                        </div>
                        <form id="WalletActions" method="post" asp-action="WalletActions" asp-route-walletId="@walletId" permission="@Policies.CanModifyStoreSettings" class="d-inline-flex align-items-center gap-3">
                            <button id="BumpFee" name="command" type="submit" value="cpfp" class="btn btn-link">
                                <vc:icon symbol="send" />
                                Bump fee
                            </button>
                        </form>
                    </div>
                </th>
            </tr>
        </thead>
        <tbody id="WalletTransactionsList">
            <partial name="_WalletTransactionsList" model="Model" />
        </tbody>
    </table>
</div>
<noscript>
    <vc:pager view-model="Model"/>
</noscript>
    
<div class="text-center only-for-js d-none" id="LoadingIndicator">
    <div class="spinner-border spinner-border-sm text-secondary ms-2" role="status">
        <span class="visually-hidden">Loading...</span>
    </div>
</div>
<div class="d-flex flex-wrap align-items-center justify-content-center gap-3 mb-5 only-for-js" id="ListActions">
    <button type="button" class="btn btn-secondary d-none" id="GoToTop">Go to top</button>
</div>

<p class="mt-4 mb-0">
    If BTCPay Server shows you an invalid balance, <a asp-action="WalletRescan" asp-route-walletId="@Context.GetRouteValue("walletId")">rescan your wallet</a>.
    <br />
    If some transactions appear in BTCPay Server, but are missing in another wallet, <a href="https://docs.btcpayserver.org/FAQ/Wallet/#missing-payments-in-my-software-or-hardware-wallet" rel="noreferrer noopener">follow these instructions</a>.
</p>