import { motion, AnimatePresence } from "framer-motion";
import AdminDatePicker from "./AdminDatePicker";
import useModalLock from "../hooks/useModalLock";

interface BulkAttendanceForm {
  month: string;
  user_ids: string[];
  arrival_time: string;
  departure_time: string;
  break_start_time: string;
  break_end_time: string;
}

interface BulkAttendanceUser {
  id: number | string;
  name: string;
}

interface BulkAttendanceModalProps {
  isOpen: boolean;
  onClose: () => void;
  form: BulkAttendanceForm;
  setForm: (form: BulkAttendanceForm) => void;
  users: BulkAttendanceUser[];
  onSubmit: () => void;
  submitting: boolean;
  toggleUser: (userId: number | string) => void;
  toggleAllUsers: () => void;
}

export default function BulkAttendanceModal({
  isOpen,
  onClose,
  form,
  setForm,
  users,
  onSubmit,
  submitting,
  toggleUser,
  toggleAllUsers,
}: BulkAttendanceModalProps) {
  useModalLock(isOpen);

  return (
    <AnimatePresence>
      {isOpen && (
        <motion.div
          className="admin-modal-overlay"
          initial={{ opacity: 0 }}
          animate={{ opacity: 1 }}
          exit={{ opacity: 0 }}
          transition={{ duration: 0.2 }}
        >
          <div
            className="admin-modal-backdrop"
            onClick={() => !submitting && onClose()}
          />
          <motion.div
            className="admin-modal admin-modal-lg"
            role="dialog"
            aria-modal="true"
            aria-labelledby="bulk-attendance-modal-title"
            initial={{ opacity: 0, scale: 0.95, y: 20 }}
            animate={{ opacity: 1, scale: 1, y: 0 }}
            exit={{ opacity: 0, scale: 0.95, y: 20 }}
            transition={{ duration: 0.2 }}
          >
            <div className="admin-modal-header">
              <h2
                id="bulk-attendance-modal-title"
                className="admin-modal-title"
              >
                Vyplnit docházku za měsíc
              </h2>
              <p
                style={{
                  color: "var(--text-secondary)",
                  marginTop: "0.25rem",
                  fontSize: "0.875rem",
                }}
              >
                Vytvoří záznamy pro všechny pracovní dny. Svátky se automaticky
                označí. Existující záznamy se přeskočí.
              </p>
            </div>

            <div className="admin-modal-body">
              <div className="admin-form">
                <div className="admin-form-group">
                  <label className="admin-form-label">Měsíc</label>
                  <AdminDatePicker
                    mode="month"
                    value={form.month}
                    onChange={(val) => setForm({ ...form, month: val })}
                  />
                </div>

                <div className="admin-form-group">
                  <label className="admin-form-label">
                    Zaměstnanci
                    <button
                      type="button"
                      onClick={toggleAllUsers}
                      style={{
                        marginLeft: "0.75rem",
                        background: "none",
                        border: "none",
                        color: "var(--accent-color)",
                        cursor: "pointer",
                        fontSize: "0.8125rem",
                        fontWeight: 500,
                        padding: 0,
                      }}
                    >
                      {form.user_ids.length === users.length
                        ? "Odznačit vše"
                        : "Vybrat vše"}
                    </button>
                  </label>
                  <div
                    style={{
                      display: "flex",
                      flexDirection: "column",
                      gap: "0.375rem",
                      maxHeight: "200px",
                      overflowY: "auto",
                      padding: "0.75rem",
                      background: "var(--bg-tertiary)",
                      borderRadius: "var(--border-radius-sm)",
                      border: "1px solid var(--border-color)",
                    }}
                  >
                    {users.map((user) => (
                      <label key={user.id} className="admin-form-checkbox">
                        <input
                          type="checkbox"
                          checked={form.user_ids.includes(String(user.id))}
                          onChange={() => toggleUser(user.id)}
                        />
                        <span>{user.name}</span>
                      </label>
                    ))}
                  </div>
                  <small className="admin-form-hint">
                    Vybráno: {form.user_ids.length} z {users.length}
                  </small>
                </div>

                <div className="admin-form-row">
                  <div className="admin-form-group">
                    <label className="admin-form-label">Příchod</label>
                    <AdminDatePicker
                      mode="time"
                      value={form.arrival_time}
                      onChange={(val) =>
                        setForm({ ...form, arrival_time: val })
                      }
                    />
                  </div>
                  <div className="admin-form-group">
                    <label className="admin-form-label">Odchod</label>
                    <AdminDatePicker
                      mode="time"
                      value={form.departure_time}
                      onChange={(val) =>
                        setForm({ ...form, departure_time: val })
                      }
                    />
                  </div>
                </div>

                <div className="admin-form-row">
                  <div className="admin-form-group">
                    <label className="admin-form-label">Začátek pauzy</label>
                    <AdminDatePicker
                      mode="time"
                      value={form.break_start_time}
                      onChange={(val) =>
                        setForm({ ...form, break_start_time: val })
                      }
                    />
                  </div>
                  <div className="admin-form-group">
                    <label className="admin-form-label">Konec pauzy</label>
                    <AdminDatePicker
                      mode="time"
                      value={form.break_end_time}
                      onChange={(val) =>
                        setForm({ ...form, break_end_time: val })
                      }
                    />
                  </div>
                </div>
              </div>
            </div>

            <div className="admin-modal-footer">
              <button
                type="button"
                onClick={onClose}
                className="admin-btn admin-btn-secondary"
                disabled={submitting}
              >
                Zrušit
              </button>
              <button
                type="button"
                onClick={onSubmit}
                className="admin-btn admin-btn-primary"
                disabled={submitting || form.user_ids.length === 0}
              >
                {submitting ? "Vytvářím záznamy..." : "Vyplnit měsíc"}
              </button>
            </div>
          </motion.div>
        </motion.div>
      )}
    </AnimatePresence>
  );
}