import { TEXT } from "../../locales";

export type LayoutNavigationIcon =
  | "audit"
  | "calendar"
  | "check"
  | "coin"
  | "dashboard"
  | "document"
  | "flag"
  | "folder"
  | "key"
  | "monitor"
  | "notebook"
  | "project"
  | "settings"
  | "subject"
  | "users";

export type LayoutNavigationItem = {
  label: string;
  path: string;
  group: string;
  icon: LayoutNavigationIcon;
  keywords?: string[];
  children?: LayoutNavigationItem[];
};

export const getActiveLayoutPath = (path: string) => {
  if (path.startsWith("/project/milestones")) return "/project/milestones";
  if (path.startsWith("/project/")) return "/project/overview";
  if (path.startsWith("/fees/contracts")) return "/fees/contracts";
  if (path.startsWith("/drug/shipments")) return "/drug/shipments";
  if (path.startsWith("/materials/equipment")) return "/materials/equipment";
  if (path.startsWith("/file-versions") || path.startsWith("/trial/") || path.startsWith("/documents/")) return "/file-versions";
  if (path.startsWith("/startup/feasibility") || path.startsWith("/startup/ethics")) return "/startup/feasibility-ethics";
  if (path.startsWith("/startup/meeting-auth") || path.startsWith("/startup/kickoff") || path.startsWith("/startup/training")) {
    return "/startup/meeting-auth";
  }
  if (path.startsWith("/subjects")) return "/subjects";
  if (path.startsWith("/risk-issues/sae")) return "/risk-issues/sae";
  if (path.startsWith("/risk-issues/pd")) return "/risk-issues/pd";
  if (path.startsWith("/risk-issues/monitoring-visits")) return "/risk-issues/monitoring-visits";
  if (path.startsWith("/risk-issues")) return "/risk-issues/sae";
  if (path.startsWith("/etmf")) return "/etmf";
  if (path.startsWith("/knowledge/medical-consult")) return "/knowledge/medical-consult";
  if (path.startsWith("/knowledge/precautions")) return "/knowledge/precautions";
  if (path.startsWith("/knowledge/support-files")) return "/knowledge/support-files";
  if (path.startsWith("/knowledge/instruction-files")) return "/knowledge/instruction-files";
  if (path.startsWith("/projects/")) return "/admin/projects";
  if (path.startsWith("/admin/projects/")) return "/admin/projects";
  if (path.startsWith("/admin/system-monitoring") || path.startsWith("/admin/permission-monitoring")) return "/admin/system-monitoring";
  if (path.startsWith("/admin/permissions/")) return path;
  return path;
};

export const buildAdminNavigationItems = (options: {
  hasUser: boolean;
  isAdmin: boolean;
  canAccessAdminPermissions: boolean;
}): LayoutNavigationItem[] => {
  if (!options.hasUser) return [];

  const items: LayoutNavigationItem[] = [];
  if (options.isAdmin) {
    items.push({
      label: TEXT.menu.accountManagement,
      path: "/admin/users",
      group: TEXT.menu.admin,
      icon: "users",
      keywords: ["user", "account"],
    });
  }
  items.push({
    label: TEXT.menu.projectManagement,
    path: "/admin/projects",
    group: TEXT.menu.admin,
    icon: "project",
    keywords: ["project"],
  });
  if (options.isAdmin) {
    items.push(
      {
        label: TEXT.menu.auditLogs,
        path: "/admin/audit-logs",
        group: TEXT.menu.admin,
        icon: "audit",
        keywords: ["audit"],
      },
      {
        label: TEXT.menu.systemMonitoring,
        path: "/admin/system-monitoring",
        group: TEXT.menu.admin,
        icon: "monitor",
        keywords: ["monitoring"],
      },
      {
        label: "系统设置",
        path: "/admin/email-settings",
        group: TEXT.menu.admin,
        icon: "settings",
        keywords: ["settings"],
        children: [
          {
            label: "邮件服务",
            path: "/admin/email-settings",
            group: "系统设置",
            icon: "settings",
            keywords: ["email", "settings"],
          },
        ],
      },
    );
  }
  if (options.canAccessAdminPermissions) {
    items.push({
      label: TEXT.menu.permissionManagement,
      path: "/admin/permissions/system",
      group: TEXT.menu.admin,
      icon: "key",
      keywords: ["permission"],
      children: [
        {
          label: "系统级权限",
          path: "/admin/permissions/system",
          group: TEXT.menu.permissionManagement,
          icon: "key",
          keywords: ["permission", "system"],
        },
        {
          label: "项目权限配置",
          path: "/admin/permissions/project",
          group: TEXT.menu.permissionManagement,
          icon: "key",
          keywords: ["permission", "project"],
        },
      ],
    });
  }
  return items;
};

export const buildProjectNavigationItems = (options: {
  hasCurrentStudy: boolean;
  hasAnyProjectModuleAccess: boolean;
  canAccessProjectPath: (path: string) => boolean;
}): LayoutNavigationItem[] => {
  if (!options.hasCurrentStudy || !options.hasAnyProjectModuleAccess) return [];

  const items: LayoutNavigationItem[] = [
    {
      label: TEXT.menu.projectOverview,
      path: "/project/overview",
      group: TEXT.menu.currentProject,
      icon: "dashboard",
      keywords: ["overview"],
    },
    {
      label: TEXT.menu.projectMilestones,
      path: "/project/milestones",
      group: TEXT.menu.currentProject,
      icon: "calendar",
      keywords: ["milestone"],
    },
    {
      label: TEXT.menu.feeContracts,
      path: "/fees/contracts",
      group: TEXT.menu.currentProject,
      icon: "coin",
      keywords: ["fee", "contract"],
    },
    {
      label: TEXT.menu.materialManagement,
      path: "/drug/shipments",
      group: TEXT.menu.currentProject,
      icon: "folder",
      children: [
        {
          label: TEXT.menu.drugShipments,
          path: "/drug/shipments",
          group: TEXT.menu.materialManagement,
          icon: "folder",
          keywords: ["drug", "shipment"],
        },
        {
          label: TEXT.menu.materialEquipment,
          path: "/materials/equipment",
          group: TEXT.menu.materialManagement,
          icon: "folder",
          keywords: ["material", "equipment"],
        },
      ],
    },
    {
      label: TEXT.menu.fileVersionManagement,
      path: "/file-versions",
      group: TEXT.menu.currentProject,
      icon: "document",
      keywords: ["document", "file", "version"],
    },
    {
      label: TEXT.menu.startupFeasibilityEthics,
      path: "/startup/feasibility-ethics",
      group: TEXT.menu.currentProject,
      icon: "calendar",
      keywords: ["startup", "ethics"],
    },
    {
      label: TEXT.menu.startupMeetingAuth,
      path: "/startup/meeting-auth",
      group: TEXT.menu.currentProject,
      icon: "check",
      keywords: ["meeting", "training"],
    },
    {
      label: TEXT.menu.subjects,
      path: "/subjects",
      group: TEXT.menu.currentProject,
      icon: "subject",
      keywords: ["subject"],
    },
    {
      label: TEXT.menu.riskIssues,
      path: "/risk-issues/sae",
      group: TEXT.menu.currentProject,
      icon: "flag",
      children: [
        {
          label: TEXT.menu.riskIssueSae,
          path: "/risk-issues/sae",
          group: TEXT.menu.riskIssues,
          icon: "flag",
          keywords: ["sae", "risk"],
        },
        {
          label: TEXT.menu.riskIssuePd,
          path: "/risk-issues/pd",
          group: TEXT.menu.riskIssues,
          icon: "flag",
          keywords: ["pd", "risk"],
        },
        {
          label: TEXT.menu.riskIssueMonitoringVisits,
          path: "/risk-issues/monitoring-visits",
          group: TEXT.menu.riskIssues,
          icon: "flag",
          keywords: ["monitoring", "visit"],
        },
      ],
    },
    {
      label: TEXT.menu.etmf,
      path: "/etmf",
      group: TEXT.menu.currentProject,
      icon: "folder",
      keywords: ["etmf"],
    },
    {
      label: TEXT.menu.sharedLibrary,
      path: "/knowledge/medical-consult",
      group: TEXT.menu.currentProject,
      icon: "notebook",
      children: [
        {
          label: TEXT.menu.knowledgeMedicalConsult,
          path: "/knowledge/medical-consult",
          group: TEXT.menu.sharedLibrary,
          icon: "notebook",
          keywords: ["knowledge", "medical"],
        },
        {
          label: TEXT.menu.knowledgeNotes,
          path: "/knowledge/precautions",
          group: TEXT.menu.sharedLibrary,
          icon: "notebook",
          keywords: ["knowledge", "note"],
        },
        {
          label: TEXT.menu.knowledgeSupportFiles,
          path: "/knowledge/support-files",
          group: TEXT.menu.sharedLibrary,
          icon: "notebook",
          keywords: ["knowledge", "support"],
        },
        {
          label: TEXT.menu.knowledgeInstructionFiles,
          path: "/knowledge/instruction-files",
          group: TEXT.menu.sharedLibrary,
          icon: "notebook",
          keywords: ["knowledge", "instruction"],
        },
      ],
    },
  ];

  return items
    .map((item) => {
      if (!item.children) return options.canAccessProjectPath(item.path) ? item : null;
      const children = item.children.filter((child) => options.canAccessProjectPath(child.path));
      if (!children.length) return null;
      return { ...item, path: children[0].path, children };
    })
    .filter(Boolean) as LayoutNavigationItem[];
};

export const flattenLayoutNavigationItems = (items: LayoutNavigationItem[]) =>
  items.flatMap((item) => item.children?.length ? item.children : [item]);