import { Button } from "@repo/shadcn-ui/components/button";
import { Card, CardContent } from "@repo/shadcn-ui/components/card";
import { FormDialog } from "@repo/shadcn-ui/components/form-dialog";
import {
  Table,
  TableBody,
  TableCell,
  TableHead,
  TableHeader,
  TableRow,
} from "@repo/shadcn-ui/components/table";
import { useQuery } from "@tanstack/react-query";
import { useState } from "react";
import { useTranslation } from "react-i18next";

import type { CompanyDTO } from "../../common";
import { companyApi, companyKeys } from "../api/company-api";

import { CompanyFeedback } from "./company-feedback";
import { CompanyForm } from "./company-form";
import { ContactForm } from "./contact-form";
import { SiteForm } from "./site-form";

function ContactSection({ company, csrfToken }: { company: CompanyDTO; csrfToken: string }) {
  const { t } = useTranslation("companies");
  const [createOpen, setCreateOpen] = useState(false);
  const [selectedId, setSelectedId] = useState<string | undefined>();
  const selected = company.contacts.find((contact) => contact.id === selectedId);
  return (
    <div className="space-y-6">
      <Card>
        <CardContent className="pt-6">
          <div className="mb-4 flex items-center justify-between gap-4">
            <h2 className="text-lg font-semibold">{t("contacts")}</h2>
            <Button onClick={() => setCreateOpen(true)}>{t("newContact")}</Button>
          </div>
          {company.contacts.length === 0 ? (
            <p className="text-muted-foreground">{t("noContacts")}</p>
          ) : (
            <Table>
              <TableHeader>
                <TableRow>
                  <TableHead>{t("name")}</TableHead>
                  <TableHead>{t("position")}</TableHead>
                  <TableHead>{t("email")}</TableHead>
                  <TableHead>{t("phone")}</TableHead>
                  <TableHead>{t("status")}</TableHead>
                  <TableHead>{t("actions")}</TableHead>
                </TableRow>
              </TableHeader>
              <TableBody>
                {company.contacts.map((contact) => (
                  <TableRow key={contact.id}>
                    <TableCell>{contact.name}</TableCell>
                    <TableCell>{contact.position}</TableCell>
                    <TableCell>{contact.email}</TableCell>
                    <TableCell>{contact.phone}</TableCell>
                    <TableCell>{t(contact.active ? "active" : "inactive")}</TableCell>
                    <TableCell>
                      <Button onClick={() => setSelectedId(contact.id)} size="sm" variant="outline">
                        {t("edit")}
                      </Button>
                    </TableCell>
                  </TableRow>
                ))}
              </TableBody>
            </Table>
          )}
        </CardContent>
      </Card>
      <FormDialog
        cancelLabel={t("cancel")}
        onOpenChange={setCreateOpen}
        open={createOpen}
        title={t("newContact")}
      >
        <ContactForm
          companyId={company.id}
          csrfToken={csrfToken}
          onSaved={() => setCreateOpen(false)}
          showTitle={false}
        />
      </FormDialog>
      <FormDialog
        cancelLabel={t("cancel")}
        onOpenChange={(open) => {
          if (!open) {
            setSelectedId(undefined);
          }
        }}
        open={selected !== undefined}
        title={t("editContact")}
      >
        {selected && (
          <ContactForm
            companyId={company.id}
            contact={selected}
            csrfToken={csrfToken}
            key={selected.id}
            onSaved={() => setSelectedId(undefined)}
            showTitle={false}
          />
        )}
      </FormDialog>
    </div>
  );
}
function SiteSection({ company, csrfToken }: { company: CompanyDTO; csrfToken: string }) {
  const { t } = useTranslation("companies");
  const [createOpen, setCreateOpen] = useState(false);
  const [selectedId, setSelectedId] = useState<string | undefined>();
  const selected = company.sites.find((site) => site.id === selectedId);
  return (
    <div className="space-y-6">
      <Card>
        <CardContent className="pt-6">
          <div className="mb-4 flex items-center justify-between gap-4">
            <h2 className="text-lg font-semibold">{t("sites")}</h2>
            <Button onClick={() => setCreateOpen(true)}>{t("newSite")}</Button>
          </div>
          {company.sites.length === 0 ? (
            <p className="text-muted-foreground">{t("noSites")}</p>
          ) : (
            <div className="divide-y">
              {company.sites.map((site) => (
                <div className="flex items-start justify-between gap-4 py-4" key={site.id}>
                  <div className="min-w-0">
                    <h3 className="font-medium">{site.name}</h3>
                    <p className="mt-2 whitespace-pre-wrap break-words text-sm text-muted-foreground">
                      {site.address ?? t("noAddress")}
                    </p>
                  </div>
                  <Button onClick={() => setSelectedId(site.id)} size="sm" variant="outline">
                    {t("edit")}
                  </Button>
                </div>
              ))}
            </div>
          )}
        </CardContent>
      </Card>
      <FormDialog
        cancelLabel={t("cancel")}
        onOpenChange={setCreateOpen}
        open={createOpen}
        title={t("newSite")}
      >
        <SiteForm
          companyId={company.id}
          csrfToken={csrfToken}
          onSaved={() => setCreateOpen(false)}
          showTitle={false}
        />
      </FormDialog>
      <FormDialog
        cancelLabel={t("cancel")}
        onOpenChange={(open) => {
          if (!open) {
            setSelectedId(undefined);
          }
        }}
        open={selected !== undefined}
        title={t("editSite")}
      >
        {selected && (
          <SiteForm
            companyId={company.id}
            csrfToken={csrfToken}
            key={selected.id}
            onSaved={() => setSelectedId(undefined)}
            showTitle={false}
            site={selected}
          />
        )}
      </FormDialog>
    </div>
  );
}
export function CompanyDetail({
  id,
  csrfToken,
  onBack,
}: {
  id: string;
  csrfToken: string;
  onBack: () => void;
}) {
  const { t } = useTranslation("companies");
  const query = useQuery({ queryKey: companyKeys.detail(id), queryFn: () => companyApi.get(id) });
  const [editOpen, setEditOpen] = useState(false);
  const [tab, setTab] = useState<"contacts" | "sites">("contacts");
  const company = query.data?.company;
  return (
    <div className="space-y-6">
      <Button onClick={onBack} variant="outline">
        {t("back")}
      </Button>
      {query.isPending && <p role="status">{t("loading")}</p>}
      <CompanyFeedback error={query.error} />
      {query.isError && (
        <Button
          onClick={() => {
            query.refetch().catch(() => undefined);
          }}
          variant="outline"
        >
          {t("retry")}
        </Button>
      )}
      {company && (
        <>
          <div className="flex flex-wrap items-start justify-between gap-4">
            <div>
              <h1 className="text-2xl font-semibold">{company.name}</h1>
              <p className="mt-1 text-sm text-muted-foreground">
                {t(company.active ? "activeCompany" : "inactiveCompany")}
              </p>
            </div>
            <Button onClick={() => setEditOpen(true)} variant="outline">
              {t("editCompany")}
            </Button>
          </div>
          <FormDialog
            cancelLabel={t("cancel")}
            onOpenChange={setEditOpen}
            open={editOpen}
            title={t("editCompany")}
          >
            <CompanyForm
              company={company}
              csrfToken={csrfToken}
              key={company.id}
              onSaved={() => setEditOpen(false)}
              showTitle={false}
            />
          </FormDialog>
          <nav aria-label={t("companySections")} className="flex gap-2">
            <Button
              aria-pressed={tab === "contacts"}
              onClick={() => setTab("contacts")}
              variant={tab === "contacts" ? "secondary" : "outline"}
            >
              {t("contacts")} ({company.contacts.length})
            </Button>
            <Button
              aria-pressed={tab === "sites"}
              onClick={() => setTab("sites")}
              variant={tab === "sites" ? "secondary" : "outline"}
            >
              {t("sites")} ({company.sites.length})
            </Button>
          </nav>
          {tab === "contacts" ? (
            <ContactSection company={company} csrfToken={csrfToken} />
          ) : (
            <SiteSection company={company} csrfToken={csrfToken} />
          )}
        </>
      )}
    </div>
  );
}