"use client";

import { Eye, Pencil, Plus, ReceiptText, Trash2 } from "lucide-react";
import { useCallback, useEffect, useMemo, useRef, useState } from "react";
import { useTranslation } from "react-i18next";
import { toast } from "sonner";

import { getAgentNodeProfile } from "@/api/admin-agents";
import {
  getSettlementBills,
  postSettlementBillBadDebtWriteOff,
  postSettlementBillConfirm,
  postSettlementBillPayment,
  type SettlementBillRow,
} from "@/api/admin-agent-settlement";
import {
  deleteAdminPlayer,
  getAdminPlayer,
  getAdminPlayers,
  postAdminPlayer,
  putAdminPlayer,
} from "@/api/admin-player";
import { formatCredit } from "@/modules/agents/agent-line-sidebar";
import { AdminRowActionsMenu } from "@/components/admin/admin-row-actions-menu";
import { AdminTableNoResourceRow } from "@/components/admin/admin-no-resource-state";
import { AdminListPaginationFooter } from "@/components/admin/admin-list-pagination-footer";
import { AdminLoadingState } from "@/components/admin/admin-loading-state";
import { AdminStatusBadge } from "@/components/admin/admin-status-badge";
import { Button } from "@/components/ui/button";
import {
  Dialog,
  DialogContent,
  DialogFooter,
  DialogHeader,
  DialogTitle,
} from "@/components/ui/dialog";
import { Input } from "@/components/ui/input";
import { Label } from "@/components/ui/label";
import {
  Select,
  SelectContent,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from "@/components/ui/select";
import {
  Table,
  TableBody,
  TableCell,
  TableHead,
  TableHeader,
  TableRow,
} from "@/components/ui/table";
import { useAsyncEffect } from "@/hooks/use-async-effect";
import { useConfirmAction } from "@/hooks/use-confirm-action";
import { useAdminDateTimeFormatter } from "@/hooks/use-admin-datetime-formatter";
import { PlayerFundingModeBadge } from "@/components/admin/player-funding-badges";
import { formatPlayerCreditAmount, playerBalanceCells } from "@/lib/admin-player-display";
import { formatAdminMinorDecimal, formatAdminMinorUnits, parseAdminMajorToMinor } from "@/lib/money";
import { parsePercentUi, percentValueToUi } from "@/lib/admin-rate-percent";
import { adminPlayerDetailPath } from "@/lib/admin-player-paths";
import { adminHasAnyPermission } from "@/lib/admin-permissions";
import { PRD_USERS_MANAGE } from "@/lib/admin-prd";
import { resolveRoleStatusTone } from "@/lib/admin-status-tone";
import { useAdminProfile } from "@/stores/admin-session";
import { LotteryApiBizError } from "@/types/api/errors";
import type { AdminPlayerRow } from "@/types/api/admin-player";

const PLAYER_STATUS_OPTIONS = [
  { value: 0, labelKey: "players:statusNormal" as const },
  { value: 1, labelKey: "players:statusFrozen" as const },
  { value: 2, labelKey: "players:statusBanned" as const },
];

function playerStatusLabel(
  status: number,
  t: (key: string, opts?: { defaultValue?: string }) => string,
): string {
  const hit = PLAYER_STATUS_OPTIONS.find((opt) => opt.value === status);
  if (hit) {
    return t(hit.labelKey, {
      defaultValue: status === 0 ? "正常" : status === 1 ? "冻结" : "封禁",
    });
  }

  return String(status);
}

function creditAdjustModeLabel(
  mode: "increase" | "decrease",
  t: (key: string, opts?: { defaultValue?: string }) => string,
): string {
  return mode === "increase"
    ? t("playersPanel.creditIncrease", { defaultValue: "增加授信" })
    : t("playersPanel.creditDecrease", { defaultValue: "减少授信" });
}

function resolvePlayerRebateRate(row: AdminPlayerRow): number | null {
  if (row.rebate_rate != null) {
    return row.rebate_rate;
  }

  const defaultProfile = row.rebate_profiles?.find((p) => p.game_type === "*");
  if (defaultProfile && !defaultProfile.inherit_from_agent) {
    return defaultProfile.rebate_rate;
  }

  return null;
}

function parseRiskTagsInput(text: string): string[] {
  return Array.from(
    new Set(
      text
        .split(/[,，\s]+/)
        .map((tag) => tag.trim())
        .filter((tag) => tag.length > 0),
    ),
  );
}

function fillEditFormFromPlayer(row: AdminPlayerRow): {
  username: string;
  nickname: string;
  currency: string;
  status: number;
  creditLimit: number;
  rebateRate: string;
  riskTags: string;
} {
  const rebate = resolvePlayerRebateRate(row);

  return {
    username: row.username ?? "",
    nickname: row.nickname ?? "",
    currency: row.default_currency ?? "",
    status: row.status,
    creditLimit: row.credit_limit ?? 0,
    rebateRate: rebate != null ? percentValueToUi(rebate) : "",
    riskTags: (row.risk_tags ?? []).join(", "),
  };
}

type AgentsPlayersPanelProps = {
  siteCode: string;
  /** 筛选直属玩家时的代理节点；null 表示当前登录代理或不过滤 */
  agentNodeId: number | null;
  /** 当前代理 profile 是否允许创建玩家；未传时沿用登录代理能力 */
  allowCreatePlayer?: boolean;
  /** 嵌入代理线路详情 Tab 时使用紧凑顶栏 */
  embedded?: boolean;
  /** 外部触发创建直属玩家的计数器 */
  createRequestKey?: number;
};

export function AgentsPlayersPanel({
  siteCode,
  agentNodeId,
  allowCreatePlayer,
  embedded = false,
  createRequestKey = 0,
}: AgentsPlayersPanelProps): React.ReactElement {
  const { t } = useTranslation(["agents", "players", "common"]);
  const formatDt = useAdminDateTimeFormatter();
  const createPlayerLabel = embedded
    ? t("playersPanel.createDirect", { defaultValue: "创建直属玩家" })
    : t("playersPanel.create", { defaultValue: "创建玩家" });
  const viewPlayerLabel = t("players:viewDetail", { defaultValue: "查看玩家详情" });
  const editPlayerLabel = t("players:editPlayer", { defaultValue: "编辑玩家" });
  const deletePlayerLabel = t("players:deletePlayer", { defaultValue: "删除玩家" });
  const profile = useAdminProfile();
  const boundAgent = profile?.agent ?? null;
  const isSuperAdmin = profile?.is_super_admin === true;
  const { request: requestConfirm, ConfirmDialog, busy: confirmBusy } = useConfirmAction();

  const profileAllowsCreate =
    allowCreatePlayer === undefined
      ? boundAgent?.can_create_player !== false
      : allowCreatePlayer === true;

  const canCreatePlayer =
    isSuperAdmin ||
    (profileAllowsCreate &&
      adminHasAnyPermission(profile?.permissions, [PRD_USERS_MANAGE]));
  const canManagePlayerRows = canCreatePlayer;

  const effectiveAgentId = useMemo(() => {
    if (agentNodeId !== null) {
      return agentNodeId;
    }
    return boundAgent?.id ?? null;
  }, [agentNodeId, boundAgent?.id]);

  const [page, setPage] = useState(1);
  const [perPage, setPerPage] = useState(20);
  const [items, setItems] = useState<Awaited<ReturnType<typeof getAdminPlayers>>["items"]>([]);
  const [total, setTotal] = useState(0);
  const [lastPage, setLastPage] = useState(1);
  const [loading, setLoading] = useState(true);

  const [dialogOpen, setDialogOpen] = useState(false);
  const [saving, setSaving] = useState(false);
  const [username, setUsername] = useState("");
  const [password, setPassword] = useState("");
  const [nickname, setNickname] = useState("");
  const [creditLimit, setCreditLimit] = useState("");
  const [rebateRate, setRebateRate] = useState("");
  const [parentAvailableCredit, setParentAvailableCredit] = useState<number | null>(null);
  const [editDialogOpen, setEditDialogOpen] = useState(false);
  const [editSaving, setEditSaving] = useState(false);
  const [editingPlayer, setEditingPlayer] = useState<Awaited<ReturnType<typeof getAdminPlayers>>["items"][number] | null>(null);
  const [editUsername, setEditUsername] = useState("");
  const [editNickname, setEditNickname] = useState("");
  const [editDefaultCurrency, setEditDefaultCurrency] = useState("");
  const [editStatus, setEditStatus] = useState(0);
  const [editCreditBase, setEditCreditBase] = useState(0);
  const [editCreditAdjustMode, setEditCreditAdjustMode] = useState<"increase" | "decrease">("increase");
  const [editCreditDelta, setEditCreditDelta] = useState("");
  const [editRebateRate, setEditRebateRate] = useState("");
  const [editRiskTags, setEditRiskTags] = useState("");
  const [editDetailLoading, setEditDetailLoading] = useState(false);
  const [billingDialogOpen, setBillingDialogOpen] = useState(false);
  const [billingPlayer, setBillingPlayer] = useState<AdminPlayerRow | null>(null);
  const [billingBills, setBillingBills] = useState<SettlementBillRow[]>([]);
  const [billingLoading, setBillingLoading] = useState(false);
  const [billingBusy, setBillingBusy] = useState(false);
  const [selectedBillId, setSelectedBillId] = useState<number | null>(null);
  const [payAmount, setPayAmount] = useState("");
  const [payMethod, setPayMethod] = useState("");
  const [payProof, setPayProof] = useState("");
  const [badDebtReason, setBadDebtReason] = useState("");
  const lastCreateRequestKeyRef = useRef(createRequestKey);

  const load = useCallback(async () => {
    if (siteCode.trim() === "") {
      setItems([]);
      setTotal(0);
      setLastPage(1);
      setLoading(false);
      return;
    }

    setLoading(true);
    try {
      const data = await getAdminPlayers({
        page,
        per_page: perPage,
        site_code: siteCode.trim(),
        ...(effectiveAgentId !== null ? { agent_node_id: effectiveAgentId } : {}),
      });
      setItems(data.items);
      setTotal(data.meta.total);
      setLastPage(Math.max(1, data.meta.last_page));
    } catch {
      setItems([]);
      setTotal(0);
      setLastPage(1);
    } finally {
      setLoading(false);
    }
  }, [effectiveAgentId, page, perPage, siteCode]);

  useAsyncEffect(() => {
    void load();
  }, [load]);

  async function savePlayer(): Promise<void> {
    if (siteCode.trim() === "") {
      toast.error(t("players:siteCodeRequired", { defaultValue: "请填写主站编号" }));
      return;
    }
    if (username.trim() === "" || password.trim() === "") {
      toast.error(t("playersPanel.loginRequired", { defaultValue: "请填写登录账号与初始密码" }));
      return;
    }
    if (password.trim().length < 8) {
      toast.error(
        t("playersPanel.passwordMinLength", { defaultValue: "初始密码至少 8 位" }),
      );
      return;
    }

    const parsedCreditLimit =
      creditLimit.trim() === "" ? 0 : Number.parseInt(creditLimit, 10);
    if (
      Number.isNaN(parsedCreditLimit) ||
      parsedCreditLimit < 0 ||
      !Number.isInteger(parsedCreditLimit)
    ) {
      toast.error(
        t("playersPanel.creditLimitInvalid", { defaultValue: "授信额度必须为不小于 0 的整数" }),
      );
      return;
    }
    if (
      parentAvailableCredit !== null &&
      parsedCreditLimit > parentAvailableCredit
    ) {
      toast.error(
        t("playersPanel.creditLimitExceeded", {
          defaultValue: "授信额度不能超过当前代理可下发额度",
        }),
      );
      return;
    }

    const parsedRebateRate = rebateRate.trim() === "" ? null : parsePercentUi(rebateRate);
    if (rebateRate.trim() !== "" && (parsedRebateRate === null || parsedRebateRate < 0 || parsedRebateRate > 100)) {
      toast.error(
        t("playersPanel.rebateRateInvalid", {
          defaultValue: "回水比例须在 0–100% 之间",
        }),
      );
      return;
    }

    setSaving(true);
    try {
      await postAdminPlayer({
        site_code: siteCode.trim(),
        username: username.trim(),
        password: password,
        nickname: nickname.trim() || null,
        ...(isSuperAdmin && effectiveAgentId ? { agent_node_id: effectiveAgentId } : {}),
        credit_limit: parsedCreditLimit,
        ...(parsedRebateRate !== null
          ? { rebate_rate: parsedRebateRate }
          : {}),
      });
      toast.success(
        t("playersPanel.createSuccessNative", {
          name: username.trim(),
          defaultValue: "玩家 {{name}} 已创建，请使用彩票端登录",
        }),
      );
      setDialogOpen(false);
      setUsername("");
      setPassword("");
      setNickname("");
      setCreditLimit("");
      setRebateRate("");
      await load();
    } catch (e) {
      toast.error(e instanceof LotteryApiBizError ? e.message : t("players:createFailed"));
    } finally {
      setSaving(false);
    }
  }

  function openCreateDialog(): void {
    setDialogOpen(true);
    setUsername("");
    setPassword("");
    setNickname("");
    setCreditLimit("");
    setRebateRate("");
    if (effectiveAgentId !== null) {
      void getAgentNodeProfile(effectiveAgentId)
        .then((p) => setParentAvailableCredit(p.available_credit ?? null))
        .catch(() => setParentAvailableCredit(null));
    } else {
      setParentAvailableCredit(null);
    }
  }

  useEffect(() => {
    if (createRequestKey === 0 || createRequestKey === lastCreateRequestKeyRef.current) {
      return;
    }
    lastCreateRequestKeyRef.current = createRequestKey;
    if (canCreatePlayer) {
      openCreateDialog();
    }
  }, [canCreatePlayer, createRequestKey]);

  const applyEditForm = (row: AdminPlayerRow): void => {
    const form = fillEditFormFromPlayer(row);
    setEditUsername(form.username);
    setEditNickname(form.nickname);
    setEditDefaultCurrency(form.currency);
    setEditStatus(form.status);
    setEditCreditBase(form.creditLimit);
    setEditCreditAdjustMode("increase");
    setEditCreditDelta("");
    setEditRebateRate(form.rebateRate);
    setEditRiskTags(form.riskTags);
  };

  const openEditPlayer = (row: AdminPlayerRow): void => {
    setEditingPlayer(row);
    applyEditForm(row);
    setEditDialogOpen(true);
    setEditDetailLoading(true);
    void getAdminPlayer(row.id)
      .then((full) => {
        setEditingPlayer(full);
        applyEditForm(full);
      })
      .catch(() => {
        toast.error(t("players:loadFailed", { defaultValue: "加载玩家详情失败" }));
      })
      .finally(() => {
        setEditDetailLoading(false);
      });
  };

  function handleEditDialogOpenChange(open: boolean): void {
    setEditDialogOpen(open);
    if (!open) {
      setEditingPlayer(null);
    }
  }

  async function saveEditedPlayer(): Promise<void> {
    if (!editingPlayer) {
      return;
    }

    const body: Parameters<typeof putAdminPlayer>[1] = {};
    if (editUsername.trim() !== "" && editUsername.trim() !== (editingPlayer.username ?? "")) {
      body.username = editUsername.trim();
    }
    if (editNickname.trim() !== (editingPlayer.nickname ?? "")) {
      body.nickname = editNickname.trim() || null;
    }
    const nextCurrency = editDefaultCurrency.trim().toUpperCase();
    if (nextCurrency !== editingPlayer.default_currency) {
      body.default_currency = nextCurrency;
    }
    if (editStatus !== editingPlayer.status) {
      body.status = editStatus;
    }
    const creditDelta = editCreditDelta.trim() === "" ? 0 : Number.parseInt(editCreditDelta, 10);
    if (!Number.isNaN(creditDelta) && creditDelta > 0) {
      const signedDelta = editCreditAdjustMode === "increase" ? creditDelta : -creditDelta;
      const nextCredit = Math.max(0, (editingPlayer.credit_limit ?? 0) + signedDelta);
      if (nextCredit !== (editingPlayer.credit_limit ?? 0)) {
        body.credit_limit = nextCredit;
      }
    }
    const prevRebate = resolvePlayerRebateRate(editingPlayer);
    const nextPercent = parsePercentUi(editRebateRate);
    const nextRebate = nextPercent === null ? null : nextPercent;
    if (nextRebate !== null && nextRebate !== (prevRebate ?? 0)) {
      body.rebate_rate = nextRebate;
    }

    const nextRiskTags = parseRiskTagsInput(editRiskTags);
    const prevRiskTags = editingPlayer.risk_tags ?? [];
    if (JSON.stringify(nextRiskTags) !== JSON.stringify(prevRiskTags)) {
      body.risk_tags = nextRiskTags;
    }

    if (Object.keys(body).length === 0) {
      toast.success(t("players:noChanges", { defaultValue: "没有变更" }));
      handleEditDialogOpenChange(false);
      return;
    }

    setEditSaving(true);
    try {
      const updated = await putAdminPlayer(editingPlayer.id, body);
      setItems((prev) => prev.map((row) => (row.id === updated.id ? updated : row)));
      toast.success(
        t("players:updateSuccess", {
          name: updated.username ?? updated.site_player_id,
          defaultValue: "已更新 {{name}}",
        }),
      );
      handleEditDialogOpenChange(false);
    } catch (e) {
      toast.error(
        e instanceof LotteryApiBizError ? e.message : t("players:updateFailed", { defaultValue: "更新玩家失败" }),
      );
    } finally {
      setEditSaving(false);
    }
  }

  async function confirmDeletePlayer(row: Awaited<ReturnType<typeof getAdminPlayers>>["items"][number]): Promise<void> {
    try {
      await deleteAdminPlayer(row.id);
      setItems((prev) => prev.filter((item) => item.id !== row.id));
      setTotal((current) => Math.max(0, current - 1));
      toast.success(t("deleteSuccess", { name: row.username ?? row.site_player_id }));
    } catch (e) {
      if (e instanceof LotteryApiBizError) {
        const needsSettlement = e.message.includes("已占用信用额度");
        toast.error(
          needsSettlement
            ? t("playersPanel.deleteBlockedByCreditHint", {
                defaultValue: "该玩家仍有已占用信用额度，请先到结算中心结清或核销相关账单后再删除。",
              })
            : e.message,
        );
        return;
      }
      toast.error(t("deleteFailed"));
    }
  }

  const selectedBill = useMemo(
    () => billingBills.find((bill) => bill.id === selectedBillId) ?? null,
    [billingBills, selectedBillId],
  );
  const billingCurrency =
    selectedBill?.currency_code ?? billingPlayer?.default_currency ?? "NPR";
  const projectedCreditLimit = useMemo(() => {
    const delta = editCreditDelta.trim() === "" ? 0 : Number.parseInt(editCreditDelta, 10);
    if (Number.isNaN(delta) || delta <= 0) {
      return editCreditBase;
    }
    return Math.max(0, editCreditBase + (editCreditAdjustMode === "increase" ? delta : -delta));
  }, [editCreditAdjustMode, editCreditBase, editCreditDelta]);

  function resetBillingForm(): void {
    setPayAmount("");
    setPayMethod("");
    setPayProof("");
    setBadDebtReason("");
  }

  async function openBillingDialog(row: AdminPlayerRow): Promise<void> {
    setBillingDialogOpen(true);
    setBillingPlayer(row);
    setBillingBills([]);
    setSelectedBillId(null);
    resetBillingForm();
    setBillingLoading(true);
    try {
      const data = await getSettlementBills({
        bill_type: "player",
        keyword: row.site_player_id,
        per_page: 20,
      });
      const items = (data.items ?? []).filter(
        (bill) =>
          bill.bill_type === "player" &&
          bill.owner_id === row.id &&
          (bill.status === "pending_confirm" || Number(bill.unpaid_amount ?? 0) > 0),
      );
      setBillingBills(items);
      const first = items[0] ?? null;
      setSelectedBillId(first?.id ?? null);
      setPayAmount(
        first ? formatAdminMinorDecimal(first.unpaid_amount ?? 0, row.default_currency ?? "NPR") : "",
      );
    } catch (e) {
      toast.error(
        e instanceof LotteryApiBizError
          ? e.message
          : t("playersPanel.billingLoadFailed", { defaultValue: "加载账单失败" }),
      );
    } finally {
      setBillingLoading(false);
    }
  }

  async function handleConfirmBill(): Promise<void> {
    if (selectedBill === null) return;
    setBillingBusy(true);
    try {
      await postSettlementBillConfirm(selectedBill.id);
      toast.success(
        t("playersPanel.billConfirmed", { defaultValue: "账单已确认，请继续登记收付或核销" }),
      );
      if (billingPlayer) {
        await openBillingDialog(billingPlayer);
      }
    } catch (e) {
      toast.error(
        e instanceof LotteryApiBizError
          ? e.message
          : t("playersPanel.billConfirmFailed", { defaultValue: "确认账单失败" }),
      );
    } finally {
      setBillingBusy(false);
    }
  }

  async function handlePayBill(): Promise<void> {
    if (selectedBill === null) return;
    const fallbackAmount = formatAdminMinorDecimal(
      selectedBill.unpaid_amount ?? 0,
      billingCurrency,
    );
    const amount = parseAdminMajorToMinor(payAmount || fallbackAmount, billingCurrency);
    if (amount === null || amount <= 0 || amount > Number(selectedBill.unpaid_amount ?? 0)) {
      toast.error(t("playersPanel.paymentAmountInvalid", { defaultValue: "请输入有效的收付金额" }));
      return;
    }
    setBillingBusy(true);
    try {
      await postSettlementBillPayment(selectedBill.id, {
        amount,
        method: payMethod.trim() || undefined,
        proof: payProof.trim() || undefined,
      });
      toast.success(t("playersPanel.billPaid", { defaultValue: "已登记收付" }));
      await load();
      if (billingPlayer) {
        await openBillingDialog(billingPlayer);
      }
    } catch (e) {
      toast.error(
        e instanceof LotteryApiBizError
          ? e.message
          : t("playersPanel.billPayFailed", { defaultValue: "登记收付失败" }),
      );
    } finally {
      setBillingBusy(false);
    }
  }

  async function handleWriteOffBill(): Promise<void> {
    if (selectedBill === null) return;
    const reason = badDebtReason.trim();
    if (!reason) {
      toast.error(t("playersPanel.badDebtReasonRequired", { defaultValue: "请填写核销原因" }));
      return;
    }
    setBillingBusy(true);
    try {
      await postSettlementBillBadDebtWriteOff(selectedBill.id, {
        reason,
      });
      toast.success(t("playersPanel.billWrittenOff", { defaultValue: "已核销坏账" }));
      await load();
      if (billingPlayer) {
        await openBillingDialog(billingPlayer);
      }
    } catch (e) {
      toast.error(
        e instanceof LotteryApiBizError
          ? e.message
          : t("playersPanel.billWriteOffFailed", { defaultValue: "核销坏账失败" }),
      );
    } finally {
      setBillingBusy(false);
    }
  }

  function requestConfirmBillAction(): void {
    if (selectedBill === null) return;
    requestConfirm({
      title: t("playersPanel.confirmBillTitle", { defaultValue: "确认账单？" }),
      description: t("playersPanel.confirmBillDescription", {
        defaultValue: "确认后账单会进入待收付状态，请确认金额与玩家无误。",
      }),
      confirmLabel: t("agents:settlementBills.confirm", { defaultValue: "确认账单" }),
      confirmVariant: "default",
      onConfirm: handleConfirmBill,
    });
  }

  function requestPayBillAction(): void {
    if (selectedBill === null) return;
    const fallbackAmount = formatAdminMinorDecimal(
      selectedBill.unpaid_amount ?? 0,
      billingCurrency,
    );
    const amount = parseAdminMajorToMinor(payAmount || fallbackAmount, billingCurrency);
    if (amount === null || amount <= 0) {
      toast.error(t("playersPanel.paymentAmountInvalid", { defaultValue: "请输入大于 0 的有效金额" }));
      return;
    }
    if (amount > Number(selectedBill.unpaid_amount ?? 0)) {
      toast.error(t("playersPanel.paymentAmountTooLarge", { defaultValue: "收付金额不能超过未结金额" }));
      return;
    }

    requestConfirm({
      title: t("playersPanel.payBillConfirmTitle", { defaultValue: "确认登记收付？" }),
      description: t("playersPanel.payBillConfirmDescription", {
        defaultValue: "这会写入收付记录并更新玩家账单金额，请确认金额与凭证无误。",
      }),
      confirmLabel: t("agents:settlementBills.paid", { defaultValue: "登记收付" }),
      confirmVariant: "default",
      onConfirm: handlePayBill,
    });
  }

  function requestWriteOffBillAction(): void {
    if (selectedBill === null) return;
    if (!badDebtReason.trim()) {
      toast.error(t("playersPanel.badDebtReasonRequired", { defaultValue: "请填写核销原因" }));
      return;
    }

    requestConfirm({
      title: t("playersPanel.writeOffBillConfirmTitle", { defaultValue: "确认核销坏账？" }),
      description: t("playersPanel.writeOffBillConfirmDescription", {
        defaultValue: "核销会把该玩家账单未结金额归档为坏账记录，请确认已无法收回。",
      }),
      confirmLabel: t("agents:settlementBills.confirmBadDebt", { defaultValue: "确认核销" }),
      confirmVariant: "destructive",
      onConfirm: handleWriteOffBill,
    });
  }

  return (
    <div className="space-y-4">
      <ConfirmDialog />

      <div className="flex flex-wrap items-center justify-between gap-3">
        {!embedded ? (
          <p className="text-xs text-muted-foreground">
            {t("playersPanel.creditListHint", {
              defaultValue: "信用占成盘：下列为玩家授信额度与可用信用，非主站钱包余额。",
            })}
          </p>
        ) : (
          <div />
        )}
        {canCreatePlayer && !embedded ? (
          <Button type="button" size="sm" className="shrink-0" onClick={openCreateDialog}>
            <Plus className="mr-1.5 size-3.5" />
            {createPlayerLabel}
          </Button>
        ) : null}
      </div>

      {loading ? (
        <AdminLoadingState minHeight="6rem" />
      ) : (
        <>
          <div className="admin-table-shell overflow-hidden rounded-2xl border border-border/70 bg-card shadow-sm">
            <div className="overflow-x-auto">
            <Table>
              <TableHeader>
                <TableRow className="bg-muted/40 hover:bg-muted/40">
                  <TableHead className="w-14">{t("common:table.id", { defaultValue: "ID" })}</TableHead>
                  <TableHead>{t("playersPanel.playerRef", { defaultValue: "玩家标识" })}</TableHead>
                  <TableHead className="whitespace-nowrap">
                    {t("playersPanel.usernameNickname", { defaultValue: "用户名 / 昵称" })}
                  </TableHead>
                  <TableHead className="whitespace-nowrap">
                    {t("players:riskTags", { defaultValue: "风控标签" })}
                  </TableHead>
                  <TableHead className="whitespace-nowrap">
                    {t("players:fundingMode", { defaultValue: "资金模式" })}
                  </TableHead>
                  <TableHead className="whitespace-nowrap">{t("players:currency", { defaultValue: "币种" })}</TableHead>
                  <TableHead className="text-right whitespace-nowrap">
                    {t("playersPanel.creditLimitAvailable", { defaultValue: "授信 / 可用" })}
                  </TableHead>
                  <TableHead className="text-right whitespace-nowrap">
                    {t("players:rebateRate", { defaultValue: "回水" })}
                  </TableHead>
                  <TableHead className="whitespace-nowrap">{t("players:lastLogin", { defaultValue: "最后登录" })}</TableHead>
                  {!embedded ? (
                    <TableHead className="w-24">{t("players:status", { defaultValue: "状态" })}</TableHead>
                  ) : null}
                  <TableHead className="sticky right-0 z-20 w-14 bg-muted whitespace-nowrap text-center shadow-[-1px_0_0_rgba(203,213,225,0.7)]">
                    {t("common:table.actions", { defaultValue: "操作" })}
                  </TableHead>
                </TableRow>
              </TableHeader>
              <TableBody>
                {items.length === 0 ? (
                  <AdminTableNoResourceRow colSpan={embedded ? 9 : 10} cellClassName="py-12 text-center" />
                ) : (
                  items.map((row) => {
                    const balances = playerBalanceCells(row, formatAdminMinorUnits);
                    const rebate = resolvePlayerRebateRate(row);
                    const riskTags = row.risk_tags ?? [];
                    return (
                    <TableRow key={row.id}>
                      <TableCell className="tabular-nums text-xs font-medium">#{row.id}</TableCell>
                      <TableCell className="max-w-[8rem] truncate font-mono text-xs" title={row.site_player_id}>
                        {row.site_player_id}
                      </TableCell>
                      <TableCell className="text-sm">
                        <span className="font-medium">{row.username ?? "—"}</span>
                        <span className="text-muted-foreground"> / </span>
                        <span className="text-muted-foreground">{row.nickname ?? "—"}</span>
                      </TableCell>
                      <TableCell className="max-w-[14rem]">
                        {riskTags.length > 0 ? (
                          <div className="flex flex-wrap gap-1" title={riskTags.join(", ")}>
                            {riskTags.map((tag) => (
                              <span
                                key={`${row.id}-${tag}`}
                                className="inline-flex items-center rounded-full border border-amber-200 bg-amber-50 px-2 py-0.5 text-[11px] font-medium leading-4 text-amber-900"
                              >
                                {tag}
                              </span>
                            ))}
                          </div>
                        ) : (
                          <span className="text-xs text-muted-foreground">—</span>
                        )}
                      </TableCell>
                      <TableCell>
                        <PlayerFundingModeBadge row={row} />
                      </TableCell>
                      <TableCell className="text-xs font-medium">{row.default_currency}</TableCell>
                      <TableCell className="text-right text-xs tabular-nums">
                        <span>{balances.balance}</span>
                        <span className="text-muted-foreground"> / </span>
                        <span className="text-muted-foreground">{balances.available}</span>
                      </TableCell>
                      <TableCell
                        className="text-right text-xs tabular-nums font-medium"
                        title={
                          row.rebate_inherited
                            ? t("playersPanel.rebateInherited", { defaultValue: "继承代理默认回水" })
                            : undefined
                        }
                      >
                        {rebate != null ? `${percentValueToUi(rebate)}%` : "—"}
                      </TableCell>
                      <TableCell className="whitespace-nowrap text-xs text-muted-foreground">
                        {row.last_login_at ? formatDt(row.last_login_at) : "—"}
                      </TableCell>
                      {!embedded ? (
                      <TableCell>
                        <AdminStatusBadge tone={resolveRoleStatusTone(row.status)}>
                          {playerStatusLabel(row.status, t)}
                        </AdminStatusBadge>
                      </TableCell>
                      ) : null}
                      <TableCell
                        className="sticky right-0 z-10 bg-card text-center shadow-[-1px_0_0_rgba(203,213,225,0.7)]"
                        onClick={(e) => e.stopPropagation()}
                      >
                        <AdminRowActionsMenu
                          busy={confirmBusy}
                          actions={[
                            {
                              key: "detail",
                              label: viewPlayerLabel,
                              icon: Eye,
                              href: adminPlayerDetailPath(row.id),
                            },
                            ...(row.funding_mode === "credit" || row.uses_credit === true
                              ? [
                                  {
                                    key: "settlement",
                                    label: t("playersPanel.manageSettlement", {
                                      defaultValue: "处理账单",
                                    }),
                                    icon: ReceiptText,
                                    onClick: () => void openBillingDialog(row),
                                  },
                                ]
                              : []),
                            ...(canManagePlayerRows
                              ? [
                                  {
                                    key: "edit",
                                    label: editPlayerLabel,
                                    icon: Pencil,
                                    onClick: () => openEditPlayer(row),
                                  },
                                  {
                                    key: "delete",
                                    label: deletePlayerLabel,
                                    icon: Trash2,
                                    destructive: true,
                                    onClick: () =>
                                      requestConfirm({
                                        title: t("players:confirmDelete", {
                                          defaultValue: "确认删除",
                                        }),
                                        description: t("players:confirmDeleteDesc", {
                                          name: row.username ?? row.site_player_id,
                                          defaultValue:
                                            "确定要删除玩家 {{name}} 吗？此操作不可恢复。",
                                        }),
                                        confirmVariant: "destructive",
                                        onConfirm: () => void confirmDeletePlayer(row),
                                      }),
                                  },
                                ]
                              : []),
                          ]}
                        />
                      </TableCell>
                    </TableRow>
                  );
                  })
                )}
              </TableBody>
            </Table>
            </div>
          </div>
          <AdminListPaginationFooter
            selectId="agents-players-per-page"
            total={total}
            page={page}
            lastPage={lastPage}
            perPage={perPage}
            loading={loading}
            onPerPageChange={(value) => {
              setPerPage(value);
              setPage(1);
            }}
            onPageChange={setPage}
          />
        </>
      )}

      <Dialog open={dialogOpen} onOpenChange={setDialogOpen}>
        <DialogContent className="sm:max-w-[460px]">
          <DialogHeader>
            <DialogTitle>{createPlayerLabel}</DialogTitle>
          </DialogHeader>
          
          <div className="grid gap-5 py-2">
            <div className="space-y-2">
              <Label className="text-muted-foreground">{t("playersPanel.siteCode", { defaultValue: "所属线路" })}</Label>
              <Input value={siteCode} readOnly disabled className="bg-muted/40 text-muted-foreground opacity-100 font-mono" />
            </div>

            <div className="grid gap-x-4 gap-y-5 sm:grid-cols-2">
              <div className="space-y-2">
                <Label htmlFor="agent-player-username" className="text-muted-foreground">
                  {t("playersPanel.loginUsername", { defaultValue: "登录账号" })}
                </Label>
                <Input
                  id="agent-player-username"
                  value={username}
                  onChange={(e) => setUsername(e.target.value)}
                  autoComplete="off"
                  className="bg-background/50 transition-colors focus:bg-background"
                />
              </div>
              <div className="space-y-2">
                <Label htmlFor="agent-player-password" className="text-muted-foreground">
                  {t("playersPanel.initialPassword", { defaultValue: "初始密码" })}
                </Label>
                <Input
                  id="agent-player-password"
                  type="password"
                  value={password}
                  onChange={(e) => setPassword(e.target.value)}
                  autoComplete="new-password"
                  className="bg-background/50 transition-colors focus:bg-background"
                />
                <p className="text-[11px] text-muted-foreground/80">
                  {t("playersPanel.passwordHint", { defaultValue: "至少 8 位" })}
                </p>
              </div>
            </div>

            <div className="space-y-2">
              <Label htmlFor="agent-player-nickname" className="text-muted-foreground">
                {t("players:nickname", { defaultValue: "昵称" })}
              </Label>
              <Input
                id="agent-player-nickname"
                value={nickname}
                onChange={(e) => setNickname(e.target.value)}
                className="bg-background/50 transition-colors focus:bg-background"
              />
            </div>

            <div className="grid gap-x-4 gap-y-5 sm:grid-cols-2">
              <div className="space-y-2">
                <Label htmlFor="agent-player-credit" className="text-muted-foreground">
                  {t("playersPanel.creditLimit", { defaultValue: "授信额度" })}
                </Label>
                <Input
                  id="agent-player-credit"
                  type="number"
                  min={0}
                  value={creditLimit}
                  onChange={(e) => setCreditLimit(e.target.value)}
                  className="bg-background/50 transition-colors focus:bg-background"
                />
                {parentAvailableCredit !== null ? (
                  <p className="text-[11px] text-muted-foreground/80">
                    {t("playersPanel.availableToGrant", {
                      defaultValue: "代理剩余可下发：{{amount}}",
                      amount: formatCredit(parentAvailableCredit),
                    })}
                  </p>
                ) : null}
              </div>
              <div className="space-y-2">
                <Label htmlFor="agent-player-rebate" className="text-muted-foreground">
                  {t("playersPanel.rebateRate", { defaultValue: "回水比例 (%)" })}
                </Label>
                <Input
                  id="agent-player-rebate"
                  type="number"
                  min={0}
                  max={100}
                  step="0.01"
                  value={rebateRate}
                  placeholder="0"
                  onChange={(e) => setRebateRate(e.target.value)}
                  className="bg-background/50 transition-colors focus:bg-background"
                />
                <p className="text-[11px] text-muted-foreground/80">
                  {t("playersPanel.rebateRateHint", { defaultValue: "填写百分比，如 5 表示 5%" })}
                </p>
              </div>
            </div>
          </div>

          <DialogFooter className="mt-2">
            <Button type="button" variant="outline" onClick={() => setDialogOpen(false)}>
              {t("common:actions.cancel", { defaultValue: "取消" })}
            </Button>
            <Button type="button" disabled={saving} onClick={() => void savePlayer()}>
              {t("common:actions.save", { defaultValue: "保存" })}
            </Button>
          </DialogFooter>
        </DialogContent>
      </Dialog>

      <Dialog
        open={billingDialogOpen}
        onOpenChange={(open) => {
          setBillingDialogOpen(open);
          if (!open) {
            setBillingPlayer(null);
            setBillingBills([]);
            setSelectedBillId(null);
            resetBillingForm();
          }
        }}
      >
        <DialogContent>
          <DialogHeader>
            <DialogTitle>
              {t("playersPanel.manageSettlement", { defaultValue: "处理账单" })}
            </DialogTitle>
          </DialogHeader>

          <div className="space-y-4">
            {billingLoading ? (
              <p className="text-sm text-muted-foreground">
                {t("playersPanel.billingLoading", { defaultValue: "正在加载账单…" })}
              </p>
            ) : billingBills.length === 0 ? (
              <p className="text-sm text-muted-foreground">
                {t("playersPanel.noPendingBills", { defaultValue: "当前没有可处理的未结账单。" })}
              </p>
            ) : (
              <>
                <div className="space-y-2">
                  <Label>{t("playersPanel.selectBill", { defaultValue: "选择账单" })}</Label>
                  <Select
                    value={selectedBillId ? String(selectedBillId) : ""}
                    onValueChange={(value) => {
                      const next = billingBills.find((bill) => bill.id === Number(value)) ?? null;
                      setSelectedBillId(next?.id ?? null);
                      setPayAmount(
                        next
                          ? formatAdminMinorDecimal(next.unpaid_amount ?? 0, billingCurrency)
                          : "",
                      );
                      setPayMethod("");
                      setPayProof("");
                      setBadDebtReason("");
                    }}
                  >
                    <SelectTrigger>
                      <SelectValue placeholder={t("playersPanel.selectBill", { defaultValue: "选择账单" })} />
                    </SelectTrigger>
                    <SelectContent>
                      {billingBills.map((bill) => (
                        <SelectItem key={bill.id} value={String(bill.id)}>
                          {`#${bill.id} · ${bill.status} · ${bill.player_site_player_id ?? bill.owner_id} · ${formatAdminMinorUnits(bill.unpaid_amount ?? 0, bill.currency_code ?? billingPlayer?.default_currency ?? "NPR")}`}
                        </SelectItem>
                      ))}
                    </SelectContent>
                  </Select>
                </div>

                {selectedBill ? (
                  <div className="space-y-4 rounded-xl border border-border/70 p-4">
                    <div className="grid gap-2 text-sm sm:grid-cols-2">
                      <div>
                        <span className="text-muted-foreground">
                          {t("playersPanel.billStatus", { defaultValue: "状态" })}:
                        </span>{" "}
                        {selectedBill.status}
                      </div>
                      <div>
                        <span className="text-muted-foreground">
                          {t("playersPanel.billUnpaid", { defaultValue: "未结" })}:
                        </span>{" "}
                        {formatAdminMinorUnits(selectedBill.unpaid_amount ?? 0, billingCurrency)}
                      </div>
                    </div>

                    {selectedBill.status === "pending_confirm" ? (
                      <Button type="button" className="w-full" disabled={billingBusy || confirmBusy} onClick={requestConfirmBillAction}>
                        {t("agents:settlementBills.confirm", { defaultValue: "确认账单" })}
                      </Button>
                    ) : null}

                    {selectedBill.status !== "pending_confirm" && Number(selectedBill.unpaid_amount ?? 0) > 0 ? (
                      <div className="space-y-3">
                        <div className="space-y-1">
                          <Label>{t("agents:settlementBills.paymentAmount", { defaultValue: "收付金额" })}</Label>
                          <Input
                            value={payAmount}
                            onChange={(e) => setPayAmount(e.target.value)}
                            inputMode="decimal"
                            placeholder={formatAdminMinorDecimal(
                              selectedBill.unpaid_amount ?? 0,
                              billingCurrency,
                            )}
                          />
                        </div>
                        <div className="space-y-1">
                          <Label>{t("agents:settlementBills.paymentMethod", { defaultValue: "收付方式" })}</Label>
                          <Input
                            value={payMethod}
                            onChange={(e) => setPayMethod(e.target.value)}
                            placeholder={t("agents:settlementBills.paymentMethodPlaceholder", {
                              defaultValue: "例如：现金 / 银行转账",
                            })}
                          />
                        </div>
                        <div className="space-y-1">
                          <Label>{t("agents:settlementBills.paymentProof", { defaultValue: "凭证/备注" })}</Label>
                          <Input
                            value={payProof}
                            onChange={(e) => setPayProof(e.target.value)}
                            placeholder={t("agents:settlementBills.paymentProofPlaceholder", {
                              defaultValue: "可填写流水号、截图说明或备注",
                            })}
                          />
                        </div>
                        <Button type="button" className="w-full" disabled={billingBusy || confirmBusy} onClick={requestPayBillAction}>
                          {t("agents:settlementBills.paid", { defaultValue: "登记收付" })}
                        </Button>

                        {boundAgent === null ? (
                          <>
                        <div className="space-y-1 pt-2">
                          <Label>{t("agents:settlementBills.badDebtReason", { defaultValue: "核销原因" })}</Label>
                          <Input
                            value={badDebtReason}
                            onChange={(e) => setBadDebtReason(e.target.value)}
                            placeholder={t("agents:settlementBills.badDebtReasonPlaceholder", {
                              defaultValue: "例如：客户失联、确认坏账",
                            })}
                          />
                        </div>
                        <Button type="button" variant="destructive" className="w-full" disabled={billingBusy || confirmBusy} onClick={requestWriteOffBillAction}>
                          {t("agents:settlementBills.confirmBadDebt", { defaultValue: "确认核销" })}
                        </Button>
                          </>
                        ) : null}
                      </div>
                    ) : null}
                  </div>
                ) : null}
              </>
            )}
          </div>
        </DialogContent>
      </Dialog>

      <Dialog open={editDialogOpen} onOpenChange={handleEditDialogOpenChange}>
        <DialogContent>
          <DialogHeader>
            <DialogTitle>{t("players:editDialogTitle", { defaultValue: "编辑玩家" })}</DialogTitle>
          </DialogHeader>
          {editDetailLoading ? <AdminLoadingState minHeight="6rem" /> : null}
          <div className={editDetailLoading ? "hidden" : "space-y-3"}>
          <div className="space-y-2">
            <Label htmlFor="agent-player-edit-username">
              {t("players:username", { defaultValue: "用户名" })}
            </Label>
            <Input
              id="agent-player-edit-username"
              value={editUsername}
              onChange={(e) => setEditUsername(e.target.value)}
              autoComplete="off"
            />
          </div>
          <div className="space-y-2">
            <Label htmlFor="agent-player-edit-nickname">
              {t("players:nickname", { defaultValue: "昵称" })}
            </Label>
            <Input
              id="agent-player-edit-nickname"
              value={editNickname}
              onChange={(e) => setEditNickname(e.target.value)}
              autoComplete="off"
            />
          </div>
          <div className="space-y-2">
            <Label htmlFor="agent-player-edit-currency">
              {t("players:defaultCurrency", { defaultValue: "默认币种" })}
            </Label>
            <Input
              id="agent-player-edit-currency"
              value={editDefaultCurrency}
              onChange={(e) => setEditDefaultCurrency(e.target.value)}
              autoComplete="off"
            />
          </div>
          <div className="space-y-2">
            <Label htmlFor="agent-player-edit-credit">
              {t("playersPanel.creditLimit", { defaultValue: "授信额度" })}
            </Label>
            <div className="rounded-xl border border-border/70 bg-muted/20 p-3">
              <div className="flex flex-wrap items-center justify-between gap-2 text-sm">
                <span className="text-muted-foreground">
                  {t("playersPanel.currentCredit", { defaultValue: "当前授信" })}
                </span>
                <span className="font-semibold">
                  {formatPlayerCreditAmount(editCreditBase, editDefaultCurrency || "NPR")}
                </span>
              </div>
              <div className="mt-3 grid gap-3 sm:grid-cols-[9rem_minmax(0,1fr)]">
                <div className="space-y-1">
                  <Label htmlFor="agent-player-edit-credit-mode">
                    {t("playersPanel.creditAdjustType", { defaultValue: "调整方式" })}
                  </Label>
                  <Select
                    value={editCreditAdjustMode}
                    onValueChange={(value) => setEditCreditAdjustMode(value as "increase" | "decrease")}
                  >
                    <SelectTrigger id="agent-player-edit-credit-mode">
                      <SelectValue>
                        {creditAdjustModeLabel(editCreditAdjustMode, t)}
                      </SelectValue>
                    </SelectTrigger>
                    <SelectContent>
                      <SelectItem value="increase">
                        {creditAdjustModeLabel("increase", t)}
                      </SelectItem>
                      <SelectItem value="decrease">
                        {creditAdjustModeLabel("decrease", t)}
                      </SelectItem>
                    </SelectContent>
                  </Select>
                </div>
                <div className="space-y-1">
                  <Label htmlFor="agent-player-edit-credit-delta">
                    {t("playersPanel.creditAdjustAmount", { defaultValue: "调整额度" })}
                  </Label>
                  <Input
                    id="agent-player-edit-credit-delta"
                    type="number"
                    min={0}
                    value={editCreditDelta}
                    onChange={(e) => setEditCreditDelta(e.target.value)}
                    placeholder="0"
                  />
                </div>
              </div>
              <p className="mt-3 text-xs text-muted-foreground">
                {t("playersPanel.creditProjected", {
                  defaultValue: "调整后授信：{{amount}}",
                  amount: formatPlayerCreditAmount(projectedCreditLimit, editDefaultCurrency || "NPR"),
                })}
              </p>
            </div>
          </div>
          <div className="space-y-2">
            <Label htmlFor="agent-player-edit-rebate">
              {t("playersPanel.rebateRate", { defaultValue: "回水比例 (%)" })}
            </Label>
            <Input
              id="agent-player-edit-rebate"
              type="number"
              min={0}
              max={100}
              step="0.01"
              value={editRebateRate}
              onChange={(e) => setEditRebateRate(e.target.value)}
              placeholder="0"
            />
            <p className="text-xs text-muted-foreground">
              {t("playersPanel.rebateRateHint", { defaultValue: "填写百分比，如 5 表示 5%" })}
            </p>
          </div>
          <div className="space-y-2">
            <Label htmlFor="agent-player-edit-risk-tags">
              {t("playersPanel.riskTags", { defaultValue: "风控标签" })}
            </Label>
            <Input
              id="agent-player-edit-risk-tags"
              value={editRiskTags}
              onChange={(e) => setEditRiskTags(e.target.value)}
              placeholder={t("playersPanel.riskTagsPlaceholder", {
                defaultValue: "逗号分隔",
              })}
            />
          </div>
          <div className="space-y-2">
            <Label htmlFor="agent-player-edit-status">
              {t("players:status", { defaultValue: "状态" })}
            </Label>
            <Select value={String(editStatus)} onValueChange={(value) => setEditStatus(Number(value))}>
              <SelectTrigger id="agent-player-edit-status">
                <SelectValue placeholder={t("players:status", { defaultValue: "状态" })}>
                  {playerStatusLabel(editStatus, t)}
                </SelectValue>
              </SelectTrigger>
              <SelectContent>
                {PLAYER_STATUS_OPTIONS.map((opt) => (
                  <SelectItem key={opt.value} value={String(opt.value)}>
                    {t(opt.labelKey, {
                      defaultValue: opt.value === 0 ? "正常" : opt.value === 1 ? "冻结" : "封禁",
                    })}
                  </SelectItem>
                ))}
              </SelectContent>
            </Select>
          </div>
          </div>
          <DialogFooter>
            <Button type="button" variant="outline" onClick={() => setEditDialogOpen(false)}>
              {t("common:actions.cancel", { defaultValue: "取消" })}
            </Button>
            <Button
              type="button"
              disabled={editSaving || editDetailLoading}
              onClick={() => void saveEditedPlayer()}
            >
              {t("players:saveChanges", { defaultValue: "保存修改" })}
            </Button>
          </DialogFooter>
        </DialogContent>
      </Dialog>
    </div>
  );
}