import { createRouter, createWebHistory, RouteRecordRaw } from "vue-router";
import { useAuthStore } from "../store/auth";
import { useStudyStore } from "../store/study";
import Layout from "../components/Layout.vue";
import Login from "../views/Login.vue";
import Register from "../views/Register.vue";
import ForgotPassword from "../views/ForgotPassword.vue";
import StudyHome from "../views/StudyHome.vue";
import MyWorkbench from "../views/workbench/MyWorkbench.vue";
import FaqDetail from "../views/FaqDetail.vue";
import AuditLogs from "../views/admin/AuditLogs.vue";
import AdminUsers from "../views/admin/Users.vue";
import AdminUserApproval from "../views/admin/AdminUserApproval.vue";
import AdminProjects from "../views/admin/Projects.vue";
import ProjectMembers from "../views/admin/ProjectMembers.vue";
import AdminSites from "../views/admin/Sites.vue";
import ProjectDetail from "../views/admin/ProjectDetail.vue";
import ProfileSettings from "../views/ProfileSettings.vue";
import ProjectOverview from "../views/ia/ProjectOverview.vue";
import FinanceContracts from "../views/ia/FinanceContracts.vue";
import FinanceSpecial from "../views/ia/FinanceSpecial.vue";
import DrugShipments from "../views/ia/DrugShipments.vue";
import StartupFeasibilityEthics from "../views/ia/StartupFeasibilityEthics.vue";
import StartupMeetingAuth from "../views/ia/StartupMeetingAuth.vue";
import SubjectManagement from "../views/ia/SubjectManagement.vue";
import MonitoringPlaceholder from "../views/ia/MonitoringPlaceholder.vue";
import AuditPlaceholder from "../views/ia/AuditPlaceholder.vue";
import KnowledgeMedicalConsult from "../views/ia/KnowledgeMedicalConsult.vue";
import KnowledgeNotes from "../views/ia/KnowledgeNotes.vue";
import ContractForm from "../views/finance/ContractForm.vue";
import ContractDetail from "../views/finance/ContractDetail.vue";
import SpecialForm from "../views/finance/SpecialForm.vue";
import SpecialDetail from "../views/finance/SpecialDetail.vue";
import ShipmentForm from "../views/drug/ShipmentForm.vue";
import ShipmentDetail from "../views/drug/ShipmentDetail.vue";
import FeasibilityForm from "../views/startup/FeasibilityForm.vue";
import FeasibilityDetail from "../views/startup/FeasibilityDetail.vue";
import EthicsForm from "../views/startup/EthicsForm.vue";
import EthicsDetail from "../views/startup/EthicsDetail.vue";
import KickoffForm from "../views/startup/KickoffForm.vue";
import KickoffDetail from "../views/startup/KickoffDetail.vue";
import TrainingForm from "../views/startup/TrainingForm.vue";
import TrainingDetail from "../views/startup/TrainingDetail.vue";
import NoteForm from "../views/knowledge/NoteForm.vue";
import NoteDetail from "../views/knowledge/NoteDetail.vue";
import SubjectForm from "../views/subjects/SubjectForm.vue";
import SubjectDetail from "../views/subjects/SubjectDetail.vue";
import { TEXT } from "../locales";

const routes: RouteRecordRaw[] = [
  {
    path: "/login",
    name: "Login",
    component: Login,
    meta: { public: true, title: TEXT.common.actions.login },
  },
  {
    path: "/register",
    name: "Register",
    component: Register,
    meta: { public: true, title: TEXT.common.actions.register },
  },
  {
    path: "/forgot-password",
    name: "ForgotPassword",
    component: ForgotPassword,
    meta: { public: true, title: TEXT.modules.auth.forgotTitle },
  },
  {
    path: "/",
    component: Layout,
    redirect: "/workbench",
    children: [
      {
        path: "workbench",
        name: "MyWorkbench",
        component: MyWorkbench,
        meta: { title: TEXT.menu.workbench },
      },
      {
        path: "profile",
        name: "ProfileSettings",
        component: ProfileSettings,
        meta: { title: TEXT.menu.profile },
      },
      {
        path: "project/overview",
        name: "ProjectOverview",
        component: ProjectOverview,
        meta: { title: TEXT.menu.projectOverview, requiresStudy: true },
      },
      {
        path: "finance/contracts",
        name: "FinanceContracts",
        component: FinanceContracts,
        meta: { title: TEXT.menu.financeContracts, requiresStudy: true },
      },
      {
        path: "finance/contracts/new",
        name: "FinanceContractNew",
        component: ContractForm,
        meta: { title: TEXT.common.actions.add + TEXT.menu.financeContracts, requiresStudy: true },
      },
      {
        path: "finance/contracts/:contractId",
        name: "FinanceContractDetail",
        component: ContractDetail,
        meta: { title: TEXT.modules.financeContracts.detailTitle, requiresStudy: true },
      },
      {
        path: "finance/contracts/:contractId/edit",
        name: "FinanceContractEdit",
        component: ContractForm,
        meta: { title: TEXT.common.actions.edit + TEXT.menu.financeContracts, requiresStudy: true },
      },
      {
        path: "finance/special",
        name: "FinanceSpecial",
        component: FinanceSpecial,
        meta: { title: TEXT.menu.financeSpecials, requiresStudy: true },
      },
      {
        path: "finance/special/new",
        name: "FinanceSpecialNew",
        component: SpecialForm,
        meta: { title: TEXT.common.actions.add + TEXT.menu.financeSpecials, requiresStudy: true },
      },
      {
        path: "finance/special/:specialId",
        name: "FinanceSpecialDetail",
        component: SpecialDetail,
        meta: { title: TEXT.modules.financeSpecials.detailTitle, requiresStudy: true },
      },
      {
        path: "finance/special/:specialId/edit",
        name: "FinanceSpecialEdit",
        component: SpecialForm,
        meta: { title: TEXT.common.actions.edit + TEXT.menu.financeSpecials, requiresStudy: true },
      },
      {
        path: "drug/shipments",
        name: "DrugShipments",
        component: DrugShipments,
        meta: { title: TEXT.menu.drugShipments, requiresStudy: true },
      },
      {
        path: "drug/shipments/new",
        name: "DrugShipmentNew",
        component: ShipmentForm,
        meta: { title: TEXT.common.actions.add + TEXT.menu.drugShipments, requiresStudy: true },
      },
      {
        path: "drug/shipments/:shipmentId",
        name: "DrugShipmentDetail",
        component: ShipmentDetail,
        meta: { title: TEXT.modules.drugShipments.detailTitle, requiresStudy: true },
      },
      {
        path: "drug/shipments/:shipmentId/edit",
        name: "DrugShipmentEdit",
        component: ShipmentForm,
        meta: { title: TEXT.common.actions.edit + TEXT.menu.drugShipments, requiresStudy: true },
      },
      {
        path: "startup/feasibility-ethics",
        name: "StartupFeasibilityEthics",
        component: StartupFeasibilityEthics,
        meta: { title: TEXT.menu.startupFeasibilityEthics, requiresStudy: true },
      },
      {
        path: "startup/feasibility/new",
        name: "StartupFeasibilityNew",
        component: FeasibilityForm,
        meta: { title: TEXT.common.actions.add + TEXT.modules.startupFeasibilityEthics.feasibilityTab, requiresStudy: true },
      },
      {
        path: "startup/feasibility/:recordId",
        name: "StartupFeasibilityDetail",
        component: FeasibilityDetail,
        meta: { title: TEXT.modules.startupFeasibilityEthics.feasibilityDetailTitle, requiresStudy: true },
      },
      {
        path: "startup/feasibility/:recordId/edit",
        name: "StartupFeasibilityEdit",
        component: FeasibilityForm,
        meta: { title: TEXT.common.actions.edit + TEXT.modules.startupFeasibilityEthics.feasibilityTab, requiresStudy: true },
      },
      {
        path: "startup/ethics/new",
        name: "StartupEthicsNew",
        component: EthicsForm,
        meta: { title: TEXT.common.actions.add + TEXT.modules.startupFeasibilityEthics.ethicsTab, requiresStudy: true },
      },
      {
        path: "startup/ethics/:recordId",
        name: "StartupEthicsDetail",
        component: EthicsDetail,
        meta: { title: TEXT.modules.startupFeasibilityEthics.ethicsDetailTitle, requiresStudy: true },
      },
      {
        path: "startup/ethics/:recordId/edit",
        name: "StartupEthicsEdit",
        component: EthicsForm,
        meta: { title: TEXT.common.actions.edit + TEXT.modules.startupFeasibilityEthics.ethicsTab, requiresStudy: true },
      },
      {
        path: "startup/meeting-auth",
        name: "StartupMeetingAuth",
        component: StartupMeetingAuth,
        meta: { title: TEXT.menu.startupMeetingAuth, requiresStudy: true },
      },
      {
        path: "startup/kickoff/new",
        name: "StartupKickoffNew",
        component: KickoffForm,
        meta: { title: TEXT.common.actions.add + TEXT.modules.startupMeetingAuth.kickoffTab, requiresStudy: true },
      },
      {
        path: "startup/kickoff/:meetingId",
        name: "StartupKickoffDetail",
        component: KickoffDetail,
        meta: { title: TEXT.modules.startupMeetingAuth.kickoffDetailTitle, requiresStudy: true },
      },
      {
        path: "startup/kickoff/:meetingId/edit",
        name: "StartupKickoffEdit",
        component: KickoffForm,
        meta: { title: TEXT.common.actions.edit + TEXT.modules.startupMeetingAuth.kickoffTab, requiresStudy: true },
      },
      {
        path: "startup/training/new",
        name: "StartupTrainingNew",
        component: TrainingForm,
        meta: { title: TEXT.common.actions.add + TEXT.common.fields.person, requiresStudy: true },
      },
      {
        path: "startup/training/:recordId",
        name: "StartupTrainingDetail",
        component: TrainingDetail,
        meta: { title: TEXT.modules.startupMeetingAuth.trainingDetailTitle, requiresStudy: true },
      },
      {
        path: "startup/training/:recordId/edit",
        name: "StartupTrainingEdit",
        component: TrainingForm,
        meta: { title: TEXT.common.actions.edit + TEXT.modules.startupMeetingAuth.trainingTab, requiresStudy: true },
      },
      {
        path: "subjects",
        name: "SubjectManagement",
        component: SubjectManagement,
        meta: { title: TEXT.menu.subjects, requiresStudy: true },
      },
      {
        path: "subjects/new",
        name: "SubjectNew",
        component: SubjectForm,
        meta: { title: TEXT.common.actions.add + TEXT.menu.subjects, requiresStudy: true },
      },
      {
        path: "subjects/:subjectId",
        name: "SubjectDetail",
        component: SubjectDetail,
        meta: { title: TEXT.modules.subjectDetail.title, requiresStudy: true },
      },
      {
        path: "subjects/:subjectId/edit",
        name: "SubjectEdit",
        component: SubjectForm,
        meta: { title: TEXT.common.actions.edit + TEXT.menu.subjects, requiresStudy: true },
      },
      {
        path: "monitoring",
        name: "MonitoringPlaceholder",
        component: MonitoringPlaceholder,
        meta: { title: TEXT.menu.monitoring, requiresStudy: true },
      },
      {
        path: "audit",
        name: "AuditPlaceholder",
        component: AuditPlaceholder,
        meta: { title: TEXT.menu.audit, requiresStudy: true },
      },
      {
        path: "knowledge/medical-consult",
        name: "KnowledgeMedicalConsult",
        component: KnowledgeMedicalConsult,
        meta: { title: TEXT.menu.knowledgeMedicalConsult, requiresStudy: true },
      },
      {
        path: "knowledge/medical-consult/:itemId",
        name: "KnowledgeMedicalConsultDetail",
        component: FaqDetail,
        meta: { title: TEXT.modules.knowledgeMedicalConsult.detailTitle, requiresStudy: true },
      },
      {
        path: "knowledge/notes",
        name: "KnowledgeNotes",
        component: KnowledgeNotes,
        meta: { title: TEXT.menu.knowledgeNotes, requiresStudy: true },
      },
      {
        path: "knowledge/notes/new",
        name: "KnowledgeNoteNew",
        component: NoteForm,
        meta: { title: TEXT.common.actions.add + TEXT.menu.knowledgeNotes, requiresStudy: true },
      },
      {
        path: "knowledge/notes/:noteId",
        name: "KnowledgeNoteDetail",
        component: NoteDetail,
        meta: { title: TEXT.modules.knowledgeNotes.detailTitle, requiresStudy: true },
      },
      {
        path: "knowledge/notes/:noteId/edit",
        name: "KnowledgeNoteEdit",
        component: NoteForm,
        meta: { title: TEXT.common.actions.edit + TEXT.menu.knowledgeNotes, requiresStudy: true },
      },
    ],
  },
  {
    path: "/admin",
    component: Layout,
    redirect: "/admin/users",
    children: [
      {
        path: "users",
        name: "AdminUsers",
        component: AdminUsers,
        meta: { title: TEXT.menu.accountManagement, requiresAdmin: true },
      },
      {
        path: "user-approval",
        name: "AdminUserApproval",
        component: AdminUserApproval,
        meta: { title: TEXT.modules.adminUserApproval.title, requiresAdmin: true },
      },
      {
        path: "projects",
        name: "AdminProjects",
        component: AdminProjects,
        meta: { title: TEXT.menu.projectManagement, requiresAdmin: true },
      },
      {
        path: "projects/:projectId/members",
        name: "AdminProjectMembers",
        component: ProjectMembers,
        meta: { title: TEXT.modules.adminProjectMembers.memberLabel, requiresAdmin: true },
      },
      {
        path: "projects/:projectId/sites",
        name: "AdminSites",
        component: AdminSites,
        meta: { title: TEXT.modules.adminSites.title, requiresAdmin: true },
      },
      {
        path: "audit-logs",
        name: "AdminAuditLogs",
        component: AuditLogs,
        meta: { title: TEXT.menu.auditLogs, requiresAdmin: true },
      },
    ],
  },
  {
    path: "/projects/:projectId",
    name: "ProjectDetail",
    component: ProjectDetail,
    meta: { title: TEXT.modules.adminProjects.detailTitle, requiresAdmin: true },
  },
];

const router = createRouter({
  history: createWebHistory(),
  routes,
});

router.beforeEach(async (to, _from, next) => {
  const auth = useAuthStore();
  const studyStore = useStudyStore();
  const getToken = () => auth.token;
  if (!auth.user && getToken()) {
    try {
      await auth.fetchMe();
    } catch {
      // token 失效或用户不可用时立即登出，避免重复 401
      auth.logout();
    }
  }
  const token = getToken();
  if (token && !studyStore.currentStudy) {
    await studyStore.ensureDefaultStudy();
  }
  if (!to.meta.public && !token) {
    next({ path: "/login" });
    return;
  }
  if ((to.path === "/login" || to.path === "/register") && token) {
    if (!auth.forceLogin) {
      next({ path: studyStore.currentStudy ? "/project/overview" : "/workbench" });
      return;
    }
  }
  if (to.meta.requiresAdmin && auth.user?.role !== "ADMIN") {
    next({ path: "/workbench" });
    return;
  }
  if (to.name === "AuditLogs") {
    const role = auth.user?.role;
    const studyRole = studyStore.currentStudyRole;
    if (!(role === "ADMIN" || role === "PM" || studyRole === "PM")) {
      next({ path: "/project/overview" });
      return;
    }
  }
  if (to.meta.requiresStudy && !studyStore.currentStudy) {
    next({ path: "/workbench" });
    return;
  }
  if (to.path === "/workbench" && studyStore.currentStudy) {
    next({ path: "/project/overview" });
    return;
  }
  next();
});

export default router;