(function () {
  var config = Object.assign({
    apiBaseUrl: "http://localhost:9098"
  }, window.VISITOR_LOGIN_CONFIG || {});

  var DEFAULT_PRINT_OPTIONS = [
    { fieldCode: "visitorName", fieldName: "访客姓名" },
    { fieldCode: "idCard", fieldName: "身份证号" },
    { fieldCode: "appointmentTimeRange", fieldName: "预约时间范围" },
    { fieldCode: "interviewee", fieldName: "被访者" },
    { fieldCode: "visitorFaceImage", fieldName: "访客人脸图片" },
    { fieldCode: "registerNo", fieldName: "登记编号" },
    { fieldCode: "plateNo", fieldName: "车牌号" },
    { fieldCode: "visitReason", fieldName: "来访事由" },
    { fieldCode: "visitArea", fieldName: "访问区域" }
  ];

  var SAMPLE_VALUES = {
    visitorName: { label: "访客", value: "王丽" },
    idCard: { label: "身份证号码", value: "5109021548416116" },
    appointmentTimeRange: { label: "访问时间", value: "2026-05-15 上午" },
    interviewee: { label: "被访人", value: "李明" },
    visitorFaceImage: { label: "人像", value: "" },
    registerNo: { label: "登记编号", value: "DJ202605150001" },
    plateNo: { label: "车牌号", value: "川A·156165" },
    visitReason: { label: "来访事由", value: "业务拜访" },
    visitArea: { label: "访问区域", value: "物业部" }
  };

  var state = {
    printOptions: DEFAULT_PRINT_OPTIONS.slice(),
    selectedPrintFields: ["visitorName", "idCard", "appointmentTimeRange", "interviewee"],
    logoUrl: "",
    logoFile: null,
    draggingCode: ""
  };

  init();

  function init() {
    if (!getToken()) {
      redirectToLogin();
      return;
    }
    bindLayoutActions();
    bindConfigTabs();
    bindFormActions();
    applyUserInfo(readLoginUser());
    loadProfileName();
    loadConfig();
  }

  function bindLayoutActions() {
    var userMenuButton = document.getElementById("userMenuButton");
    var userDropdown = document.getElementById("userDropdown");
    var fullscreenButton = document.querySelector(".icon-button");

    userMenuButton.addEventListener("click", function (event) {
      event.stopPropagation();
      var hidden = userDropdown.hidden;
      userDropdown.hidden = !hidden;
      userMenuButton.setAttribute("aria-expanded", String(hidden));
    });

    userDropdown.addEventListener("click", function (event) {
      var action = event.target.getAttribute("data-action");
      if (!action) {
        return;
      }
      userDropdown.hidden = true;
      userMenuButton.setAttribute("aria-expanded", "false");
      if (action === "home") {
        window.location.href = "./dashboard.html";
      } else if (action === "logout") {
        logout();
      }
    });

    document.addEventListener("click", function () {
      userDropdown.hidden = true;
      userMenuButton.setAttribute("aria-expanded", "false");
    });

    fullscreenButton.addEventListener("click", function () {
      if (!document.fullscreenElement && document.documentElement.requestFullscreen) {
        document.documentElement.requestFullscreen();
      } else if (document.exitFullscreen) {
        document.exitFullscreen();
      }
    });
  }

  function bindConfigTabs() {
    document.querySelectorAll("[data-config-tab]").forEach(function (button) {
      button.addEventListener("click", function () {
        var tab = button.getAttribute("data-config-tab");
        document.querySelectorAll("[data-config-tab]").forEach(function (item) {
          item.classList.toggle("active", item === button);
        });
        document.querySelectorAll("[data-tab-panel]").forEach(function (panel) {
          panel.classList.toggle("active", panel.getAttribute("data-tab-panel") === tab);
        });
      });
    });
  }

  function bindFormActions() {
    document.getElementById("configForm").addEventListener("submit", function (event) {
      event.preventDefault();
      saveConfig();
    });

    document.getElementById("logoFile").addEventListener("change", function (event) {
      var file = event.target.files && event.target.files[0];
      if (!file) {
        state.logoFile = null;
        updateLogoFileName();
        return;
      }
      if (!/^image\//.test(file.type)) {
        state.logoFile = null;
        event.target.value = "";
        updateLogoFileName();
        AppMessage.error("操作失败：请选择图片文件");
        return;
      }
      state.logoFile = file;
      updateLogoFileName(file.name);
    });

    document.getElementById("refreshPreview").addEventListener("click", function () {
      renderTicketPreview();
      AppMessage.success("操作成功");
    });
  }

  function loadProfileName() {
    apiRequest("/system/user/profile", { method: "GET" }).then(function (result) {
      applyUserInfo(result.data || {});
    }).catch(function () {
      applyUserInfo(readLoginUser());
    });
  }

  function loadConfig() {
    apiRequest("/system/visitor/config/detail", { method: "POST" }).then(function (result) {
      applyConfig(result.data || {});
    }).catch(function (error) {
      applyConfig({});
      AppMessage.error("操作失败：" + (error.message || "系统配置加载失败"));
    });
  }

  function applyConfig(data) {
    setChecked("onsiteRegistrationEnabled", data.onsiteRegistrationEnabled, true);
    setChecked("appointmentRegistrationEnabled", data.appointmentRegistrationEnabled, true);
    setChecked("registerReceiverConfirmEnabled", data.registerReceiverConfirmEnabled, true);
    setChecked("signReceiverConfirmEnabled", data.signReceiverConfirmEnabled, true);
    setChecked("faceCompareEnabled", data.faceCompareEnabled, true);
    setChecked("faceCaptureEnabled", data.faceCaptureEnabled, true);
    setChecked("manualIdCardEnabled", data.manualIdCardEnabled, true);
    setChecked("visitorMachineEntryEnabled", data.visitorMachineEntryEnabled, true);

    document.getElementById("systemName").value = data.systemName || "自主访客登记管理平台";
    document.getElementById("serviceProvider").value = data.serviceProvider || "XXX";
    document.getElementById("supportPhone").value = data.supportPhone || "XXX";
    document.getElementById("centerPath").value = data.centerPath || "";

    state.logoUrl = data.logoUrl || "";
    state.logoFile = null;
    document.getElementById("logoFile").value = "";
    updateLogoFileName();

    state.printOptions = normalizePrintOptions(data.printFieldOptions);
    state.selectedPrintFields = normalizeSelectedFields(data.printFields);
    renderPrintFields();
    renderTicketPreview();
  }

  function normalizePrintOptions(options) {
    var labelMap = DEFAULT_PRINT_OPTIONS.reduce(function (map, item) {
      map[item.fieldCode] = item.fieldName;
      return map;
    }, {});
    var source = Array.isArray(options) && options.length ? options : DEFAULT_PRINT_OPTIONS;
    var result = [];
    source.forEach(function (item) {
      var code = item.fieldCode || item.code || "";
      if (!code) {
        return;
      }
      result.push({
        fieldCode: code,
        fieldName: labelMap[code] || item.fieldName || item.label || code
      });
    });
    return result.length ? result : DEFAULT_PRINT_OPTIONS.slice();
  }

  function normalizeSelectedFields(fields) {
    var validCodes = state.printOptions.map(function (item) {
      return item.fieldCode;
    });
    var selected = Array.isArray(fields) ? fields.filter(function (code, index) {
      return validCodes.indexOf(code) !== -1 && fields.indexOf(code) === index;
    }) : [];
    if (selected.length) {
      return selected;
    }
    return ["visitorName", "idCard", "appointmentTimeRange", "interviewee"].filter(function (code) {
      return validCodes.indexOf(code) !== -1;
    });
  }

  function renderPrintFields() {
    var root = document.getElementById("printFieldList");
    var selectedSet = state.selectedPrintFields.reduce(function (map, code) {
      map[code] = true;
      return map;
    }, {});
    var orderedOptions = state.selectedPrintFields.map(findPrintOption).filter(Boolean);
    state.printOptions.forEach(function (option) {
      if (!selectedSet[option.fieldCode]) {
        orderedOptions.push(option);
      }
    });

    root.innerHTML = orderedOptions.map(function (option) {
      var checked = selectedSet[option.fieldCode];
      return [
        '<label class="print-field-item' + (checked ? " draggable" : "") + '" draggable="' + String(checked) + '" data-code="' + escapeHtml(option.fieldCode) + '">',
        '  <input type="checkbox" value="' + escapeHtml(option.fieldCode) + '"' + (checked ? " checked" : "") + '>',
        '  <span>' + escapeHtml(option.fieldName) + '</span>',
        '</label>'
      ].join("");
    }).join("");

    root.querySelectorAll("input[type='checkbox']").forEach(function (checkbox) {
      checkbox.addEventListener("change", function () {
        togglePrintField(checkbox.value, checkbox.checked);
      });
    });

    root.querySelectorAll(".print-field-item").forEach(function (item) {
      item.addEventListener("dragstart", handleDragStart);
      item.addEventListener("dragover", handleDragOver);
      item.addEventListener("drop", handleDrop);
      item.addEventListener("dragend", handleDragEnd);
    });
  }

  function togglePrintField(code, checked) {
    var index = state.selectedPrintFields.indexOf(code);
    if (checked && index === -1) {
      state.selectedPrintFields.push(code);
    } else if (!checked && index !== -1) {
      state.selectedPrintFields.splice(index, 1);
    }
    renderPrintFields();
    renderTicketPreview();
  }

  function handleDragStart(event) {
    var code = event.currentTarget.getAttribute("data-code");
    if (state.selectedPrintFields.indexOf(code) === -1) {
      event.preventDefault();
      return;
    }
    state.draggingCode = code;
    event.currentTarget.classList.add("dragging");
    event.dataTransfer.effectAllowed = "move";
  }

  function handleDragOver(event) {
    var targetCode = event.currentTarget.getAttribute("data-code");
    if (state.selectedPrintFields.indexOf(targetCode) === -1) {
      return;
    }
    event.preventDefault();
    event.dataTransfer.dropEffect = "move";
  }

  function handleDrop(event) {
    event.preventDefault();
    var targetCode = event.currentTarget.getAttribute("data-code");
    moveSelectedField(state.draggingCode, targetCode);
  }

  function handleDragEnd(event) {
    event.currentTarget.classList.remove("dragging");
    state.draggingCode = "";
  }

  function moveSelectedField(sourceCode, targetCode) {
    if (!sourceCode || !targetCode || sourceCode === targetCode) {
      return;
    }
    var sourceIndex = state.selectedPrintFields.indexOf(sourceCode);
    var targetIndex = state.selectedPrintFields.indexOf(targetCode);
    if (sourceIndex === -1 || targetIndex === -1) {
      return;
    }
    state.selectedPrintFields.splice(sourceIndex, 1);
    state.selectedPrintFields.splice(targetIndex, 0, sourceCode);
    renderPrintFields();
    renderTicketPreview();
  }

  function renderTicketPreview() {
    var root = document.getElementById("ticketRows");
    var rows = [
      { label: "登记时间", value: "2026-05-15 12:25" }
    ];
    state.selectedPrintFields.forEach(function (code) {
      if (SAMPLE_VALUES[code]) {
        rows.push(SAMPLE_VALUES[code]);
      }
    });
    rows.push({ label: "接待人", value: "张三" });

    root.innerHTML = rows.map(function (row) {
      if (row.label === "人像") {
        return [
          '<div class="ticket-row">',
          '  <strong>人像</strong>',
          '  <span class="ticket-face">⌂</span>',
          '</div>'
        ].join("");
      }
      return [
        '<div class="ticket-row">',
        '  <strong>' + escapeHtml(row.label) + '</strong>',
        '  <span>' + escapeHtml(row.value) + '</span>',
        '</div>'
      ].join("");
    }).join("");
  }

  function saveConfig() {
    var saveButton = document.getElementById("saveConfigButton");
    var payload = collectPayload();
    if (!payload) {
      return;
    }

    saveButton.disabled = true;
    uploadLogoIfNeeded().then(function (logoUrl) {
      if (logoUrl) {
        payload.logoUrl = logoUrl;
      }
      return apiRequest("/system/visitor/config/save", {
        method: "POST",
        body: JSON.stringify(payload)
      });
    }).then(function (result) {
      applyConfig(result.data || payload);
      AppMessage.success("操作成功");
    }).catch(function (error) {
      AppMessage.error("操作失败：" + (error.message || "系统配置保存失败"));
    }).then(function () {
      saveButton.disabled = false;
    });
  }

  function collectPayload() {
    if (!state.selectedPrintFields.length) {
      AppMessage.error("操作失败：打印凭条至少选择一个字段");
      return null;
    }
    var systemName = valueOf("systemName");
    if (!systemName) {
      AppMessage.error("操作失败：系统名称不能为空");
      return null;
    }
    return {
      onsiteRegistrationEnabled: checkedOf("onsiteRegistrationEnabled"),
      appointmentRegistrationEnabled: checkedOf("appointmentRegistrationEnabled"),
      registerReceiverConfirmEnabled: checkedOf("registerReceiverConfirmEnabled"),
      signReceiverConfirmEnabled: checkedOf("signReceiverConfirmEnabled"),
      faceCompareEnabled: checkedOf("faceCompareEnabled"),
      faceCaptureEnabled: checkedOf("faceCaptureEnabled"),
      manualIdCardEnabled: checkedOf("manualIdCardEnabled"),
      printFields: state.selectedPrintFields.slice(),
      systemName: systemName,
      logoUrl: state.logoUrl,
      serviceProvider: valueOf("serviceProvider"),
      supportPhone: valueOf("supportPhone"),
      visitorMachineEntryEnabled: checkedOf("visitorMachineEntryEnabled"),
      centerPath: valueOf("centerPath")
    };
  }

  function uploadLogoIfNeeded() {
    if (!state.logoFile) {
      return Promise.resolve("");
    }
    var formData = new FormData();
    formData.append("file", state.logoFile);
    return apiRequest("/common/upload", {
      method: "POST",
      body: formData,
      skipJson: true
    }).then(function (result) {
      state.logoUrl = result.url || result.fileName || "";
      state.logoFile = null;
      document.getElementById("logoFile").value = "";
      updateLogoFileName();
      return state.logoUrl;
    });
  }

  function apiRequest(path, options) {
    options = options || {};
    var headers = options.headers || {};
    var token = getToken();
    if (token) {
      headers.Authorization = "Bearer " + token;
    }
    if (!options.skipJson) {
      headers["Content-Type"] = "application/json";
    }

    return fetch(getApiBaseUrl() + normalizePath(path), {
      method: options.method || "GET",
      headers: headers,
      body: options.body
    }).then(function (response) {
      return response.json().catch(function () {
        return { code: response.ok ? 200 : response.status, msg: response.statusText };
      });
    }).then(function (result) {
      if (result.code === 401) {
        clearLoginState();
        redirectToLogin();
        throw new Error(result.msg || "登录状态已过期");
      }
      if (result.code !== 200) {
        throw new Error(result.msg || "请求失败");
      }
      return result;
    });
  }

  function logout() {
    apiRequest("/logout", {
      method: "POST",
      skipJson: true
    }).catch(function () {
      return null;
    }).then(function () {
      clearLoginState();
      redirectToLogin();
    });
  }

  function applyUserInfo(user) {
    user = user || {};
    var displayName = user.nickName || user.userName || user.username || "用户";
    document.getElementById("userDisplayName").textContent = displayName;
    document.querySelector(".user-avatar").textContent = displayName.substring(0, 1);
  }

  function readLoginUser() {
    try {
      var loginResult = JSON.parse(localStorage.getItem("visitor_admin_login_result") || "{}");
      return (loginResult.userInfo && loginResult.userInfo.user) || loginResult.user || {};
    } catch (error) {
      return {};
    }
  }

  function updateLogoFileName(fileName) {
    var text = fileName || (state.logoUrl ? getFileName(state.logoUrl) : "未选择任何文件");
    document.getElementById("logoFileName").textContent = text;
  }

  function getFileName(path) {
    var value = String(path || "");
    return value.substring(value.lastIndexOf("/") + 1) || "已配置Logo";
  }

  function findPrintOption(code) {
    for (var index = 0; index < state.printOptions.length; index++) {
      if (state.printOptions[index].fieldCode === code) {
        return state.printOptions[index];
      }
    }
    return null;
  }

  function setChecked(id, value, fallback) {
    document.getElementById(id).checked = typeof value === "boolean" ? value : fallback;
  }

  function checkedOf(id) {
    return document.getElementById(id).checked;
  }

  function valueOf(id) {
    return document.getElementById(id).value.trim();
  }

  function getApiBaseUrl() {
    return trimRightSlash(localStorage.getItem("visitor_admin_api_base") || config.apiBaseUrl || window.location.origin);
  }

  function getToken() {
    return localStorage.getItem("visitor_admin_token") || "";
  }

  function clearLoginState() {
    localStorage.removeItem("visitor_admin_token");
    localStorage.removeItem("visitor_admin_login_result");
    localStorage.removeItem("visitor_admin_api_base");
  }

  function redirectToLogin() {
    window.location.href = "../index.html";
  }

  function normalizePath(path) {
    return "/" + String(path || "").replace(/^\/+/, "");
  }

  function trimRightSlash(value) {
    return String(value || "").replace(/\/+$/, "");
  }

  function escapeHtml(value) {
    return String(value == null ? "" : value).replace(/[&<>"']/g, function (char) {
      return {
        "&": "&amp;",
        "<": "&lt;",
        ">": "&gt;",
        '"': "&quot;",
        "'": "&#39;"
      }[char];
    });
  }
})();