321 lines
12 KiB
Plaintext
321 lines
12 KiB
Plaintext
@namespace TelegramPanel.Web.Components.Dialogs
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@inject AccountManagementService AccountManagement
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@inject TelegramPanel.Core.Services.Telegram.AccountTelegramToolsService AccountTelegramTools
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@inject TelegramPanel.Core.Services.AccountRiskService RiskService
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@inject ISnackbar Snackbar
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@inject IDialogService DialogService
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@using System.Security.Cryptography
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@using System.Text.RegularExpressions
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@using TelegramPanel.Data.Entities
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<MudDialog>
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<DialogContent>
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<MudStack Spacing="2">
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<MudAlert Severity="Severity.Warning" Variant="Variant.Outlined" Dense="true">
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将对选中的账号批量修改用户名（t.me/xxx）。用户名模板支持变量：
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<MudText Typo="Typo.body2" Class="mt-1">
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<b>{number}</b> / <b>{letter}</b> 表示 1 位随机数字/字母；<b>{number3}</b> 表示 3 位随机数字；<b>{letter4}</b> 表示 4 位随机字母。可组合使用。
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</MudText>
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<MudText Typo="Typo.body2" Class="mt-1">
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示例：<b>test_{number3}{letter4}</b> → <b>test_123abcd</b>
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</MudText>
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</MudAlert>
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<MudText Typo="Typo.subtitle2">账号数量：@accounts.Count</MudText>
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<MudTextField @bind-Value="usernameTemplate" Label="用户名模板" Variant="Variant.Outlined" Required="true"
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HelperText="请输入用户名模板（不要带开头的 at 符号）。例如：test_{number3}{letter4}" />
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@if (running || results.Count > 0)
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{
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<MudDivider Class="my-2" />
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<MudStack direction="Row" AlignItems="AlignItems.Center" Spacing="2">
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<MudText Typo="Typo.body2">进度：@processed / @accounts.Count</MudText>
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<MudText Typo="Typo.body2" Color="Color.Success">成功：@success</MudText>
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<MudText Typo="Typo.body2" Color="Color.Error">失败：@failed</MudText>
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@if (running)
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{
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<MudProgressCircular Indeterminate="true" Size="Size.Small" />
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}
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</MudStack>
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<MudTable Items="@results" Dense="true" Hover="true" Breakpoint="Breakpoint.Sm">
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<HeaderContent>
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<MudTh>账号</MudTh>
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<MudTh>新用户名</MudTh>
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<MudTh>结果</MudTh>
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<MudTh>原因</MudTh>
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</HeaderContent>
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<RowTemplate>
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<MudTd DataLabel="账号">@context.Phone</MudTd>
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<MudTd DataLabel="新用户名">@context.NewUsername</MudTd>
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<MudTd DataLabel="结果">
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<MudChip T="string" Size="Size.Small" Color="@(context.Success ? Color.Success : Color.Error)">
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@(context.Success ? "成功" : "失败")
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</MudChip>
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</MudTd>
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<MudTd DataLabel="原因">@((context.Error ?? "").Trim())</MudTd>
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</RowTemplate>
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</MudTable>
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}
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</MudStack>
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</DialogContent>
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<DialogActions>
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<MudButton Variant="Variant.Text" Color="Color.Default" OnClick="Cancel" Disabled="@running">关闭</MudButton>
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<MudButton Variant="Variant.Filled" Color="Color.Primary" OnClick="Start" Disabled="@running">
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@if (running)
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{
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<MudProgressCircular Size="Size.Small" Indeterminate="true" Class="mr-2" />
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<span>执行中...</span>
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}
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else
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{
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<span>开始修改</span>
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}
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</MudButton>
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</DialogActions>
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</MudDialog>
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@code
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{
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[CascadingParameter] private MudDialogInstance MudDialog { get; set; } = default!;
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[Parameter] public IReadOnlyList<int> AccountIds { get; set; } = Array.Empty<int>();
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private static readonly Regex SupportedTokenRegex = new(@"\{(?<kind>number|nuber|letter)(?<len>\d*)\}", RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex AnyTokenRegex = new(@"\{[^}]*\}", RegexOptions.Compiled);
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private static readonly Regex UsernameRegex = new(@"^[A-Za-z][A-Za-z0-9_]{4,31}$", RegexOptions.Compiled);
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private List<Account> accounts = new();
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private string usernameTemplate = "";
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private bool running;
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private int processed;
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private int success;
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private int failed;
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private readonly List<ResultRow> results = new();
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protected override async Task OnInitializedAsync()
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{
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var ids = AccountIds?.Distinct().Where(x => x > 0).ToList() ?? new List<int>();
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if (ids.Count == 0)
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return;
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var all = await AccountManagement.GetAllAccountsAsync();
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accounts = all.Where(a => ids.Contains(a.Id)).OrderBy(a => a.Id).ToList();
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}
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private async Task Start()
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{
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if (running)
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return;
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if (accounts.Count == 0)
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{
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Snackbar.Add("未选择账号", Severity.Warning);
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return;
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}
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var template = (usernameTemplate ?? string.Empty).Trim();
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if (string.IsNullOrWhiteSpace(template))
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{
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Snackbar.Add("用户名模板不能为空", Severity.Warning);
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return;
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}
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if (accounts.Count > 1 && !SupportedTokenRegex.IsMatch(template))
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{
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Snackbar.Add("批量修改多个账号时，用户名模板需要包含至少一个随机变量（例如 {number3} / {letter4}）", Severity.Warning);
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return;
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}
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if (!ValidateTemplateTokens(template, out var templateErr))
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{
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Snackbar.Add(templateErr ?? "用户名模板不合法", Severity.Warning);
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return;
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}
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// 批量风控检查：修改用户名是敏感操作
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var batchCheck = RiskService.CheckBatchAccounts(accounts);
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if (batchCheck.HasRiskyAccounts)
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{
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var parameters = new DialogParameters
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{
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["Message"] = $"检测到 {batchCheck.RiskyCount} 个风险账号",
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["DetailedMessage"] = batchCheck.GetRiskySummary(),
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["ShowRecommendations"] = true,
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["ShowExcludeOption"] = true,
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["RiskyAccounts"] = batchCheck.RiskyAccounts.ToList()
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};
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var options = new DialogOptions { CloseOnEscapeKey = true, MaxWidth = MaxWidth.Large };
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var dialog = DialogService.Show<TelegramPanel.Web.Components.Dialogs.RiskWarningDialog>("批量操作风控警告", parameters, options);
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var result = await dialog.Result;
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if (result.Canceled)
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return;
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if (result.Data is TelegramPanel.Core.Services.RiskWarningAction action && action == TelegramPanel.Core.Services.RiskWarningAction.ExcludeRisky)
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{
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accounts = batchCheck.SafeAccounts.ToList();
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if (accounts.Count == 0)
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{
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Snackbar.Add("排除风险账号后无剩余账号", Severity.Info);
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return;
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}
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}
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}
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bool? confirm = await DialogService.ShowMessageBox(
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"确认修改",
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$"将对 {accounts.Count} 个账号批量修改用户名。是否继续？",
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yesText: "继续", cancelText: "取消");
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if (confirm != true)
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return;
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running = true;
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processed = 0;
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success = 0;
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failed = 0;
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results.Clear();
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try
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{
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var generated = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
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foreach (var a in accounts)
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{
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if (!TryGenerateUniqueUsername(template, generated, out var newUsername, out var genErr))
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{
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processed++;
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failed++;
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results.Add(new ResultRow(a.Phone, "", false, genErr ?? "生成用户名失败"));
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StateHasChanged();
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continue;
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}
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var (ok, err, username) = await AccountTelegramTools.UpdateUsernameAsync(
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accountId: a.Id,
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username: newUsername,
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cancellationToken: CancellationToken.None);
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processed++;
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if (ok) success++; else failed++;
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results.Add(new ResultRow(a.Phone, newUsername, ok, err));
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if (ok)
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{
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a.Username = username;
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await AccountManagement.UpdateAccountAsync(a);
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}
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StateHasChanged();
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}
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Snackbar.Add($"用户名批量修改完成：成功 {success}/{accounts.Count}，失败 {failed}/{accounts.Count}", failed == 0 ? Severity.Success : Severity.Warning);
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}
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catch (Exception ex)
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{
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Snackbar.Add($"执行失败：{ex.Message}", Severity.Error);
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}
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finally
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{
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running = false;
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}
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}
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private static bool ValidateTemplateTokens(string template, out string? error)
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{
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error = null;
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var tokens = AnyTokenRegex.Matches(template);
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foreach (Match t in tokens)
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{
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if (!SupportedTokenRegex.IsMatch(t.Value))
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{
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error = $"不支持的变量：{t.Value}。仅支持 {{number}}/{{letter}}/{{numberN}}/{{letterN}}。";
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return false;
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}
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var m = SupportedTokenRegex.Match(t.Value);
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var lenStr = m.Groups["len"].Value;
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if (string.IsNullOrWhiteSpace(lenStr))
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continue;
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if (!int.TryParse(lenStr, out var len) || len <= 0 || len > 32)
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{
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error = $"变量长度不合法：{t.Value}。长度需为 1-32。";
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return false;
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}
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}
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return true;
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}
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private static bool TryGenerateUniqueUsername(
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string template,
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HashSet<string> reserved,
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out string username,
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out string? error)
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{
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username = "";
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error = null;
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for (var i = 0; i < 25; i++)
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{
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var candidate = ExpandTemplate(template);
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candidate = (candidate ?? string.Empty).Trim().TrimStart('@');
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if (!UsernameRegex.IsMatch(candidate))
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{
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error = "生成的用户名不符合 Telegram 规则：仅允许字母/数字/下划线，长度 5-32，且必须以字母开头。";
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return false;
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}
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if (reserved.Add(candidate))
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{
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username = candidate;
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return true;
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}
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}
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error = "生成的用户名在本次批量操作中重复次数过多，请增加随机位数（例如 {number6} / {letter6}）。";
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return false;
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}
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private static string ExpandTemplate(string template)
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{
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return SupportedTokenRegex.Replace(template, m =>
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{
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var kind = (m.Groups["kind"].Value ?? string.Empty).ToLowerInvariant();
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if (kind == "nuber")
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kind = "number";
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var lenStr = m.Groups["len"].Value;
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var len = string.IsNullOrWhiteSpace(lenStr) ? 1 : int.Parse(lenStr);
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return kind == "number"
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? RandomDigits(len)
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: RandomLetters(len);
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});
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}
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private static string RandomDigits(int length)
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{
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var chars = new char[length];
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for (var i = 0; i < length; i++)
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chars[i] = (char)('0' + RandomNumberGenerator.GetInt32(0, 10));
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return new string(chars);
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}
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private static string RandomLetters(int length)
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{
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var chars = new char[length];
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for (var i = 0; i < length; i++)
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chars[i] = (char)('a' + RandomNumberGenerator.GetInt32(0, 26));
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return new string(chars);
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}
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private void Cancel() => MudDialog.Close();
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private sealed record ResultRow(string Phone, string NewUsername, bool Success, string? Error);
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}
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