import { getAuth } from '@/auth';
import { Alert, useDataGrid } from '@/components';
import { apiConfig } from '@/config/api.config';
import { useCallApi } from '@/hooks';
import React, { useCallback, useEffect, useRef, useState } from 'react';
import { useManageProfessionContext } from '../hooks/useManageProfessionContext';
import { toast } from 'sonner';
import {
  Dialog,
  DialogBody,
  DialogContent,
  DialogDescription,
  DialogHeader,
  DialogTitle
} from '@/components/ui/dialog';
import { Input } from '@/components/ui/input';
import { Button } from '@/components/ui/button';
import { doSaveLogActivity } from '@/actions/GlobalActions';
import { RefreshCw } from 'lucide-react';

const API_URL = apiConfig.service_master_data;
const AddDialog = () => {
  const parentRef = useRef<any | null>(null);
  const { reload } = useDataGrid();
  const { PostData } = useCallApi();
  const { showAddDialog, handleAddDialog, selectedProfession } = useManageProfessionContext();
  const parsedUser = getAuth()?.user;
  const [alert, setAlert] = useState({
    show: false,
    message: ''
  });
  const [errors, setErrors] = useState<Record<string, string>>({});
  const initialState = {
    name: '',
    created_by: '',
    created_at: ''
  };
  const [formField, setFormField] = useState(initialState);
  const [isSubmitting, setIsSubmitting] = useState(false);
  const created_time = new Date();
  const formattedTime = created_time.toISOString().slice(0, 19).replace('T', ' ');


  const validateForm = () => {
    const requiredFields = [{ key: 'name', label: 'Profession Name' }];
    const newErrors: Record<string, string> = {};
    let isValid = true;

    requiredFields.forEach(({ key, label }) => {
      if (
        formField[key as keyof typeof formField] === '' ||
        formField[key as keyof typeof formField] === null ||
        formField[key as keyof typeof formField] === undefined
      ) {
        newErrors[key] = `${label} is required`;
        toast.error(`${label} is required`);
        isValid = false;
      }
    });

    setErrors(newErrors);
    return isValid;
  };

  const resetForm = () => {
    setFormField(initialState);
    setErrors({});
  };

  const doCreateProfession = useCallback(
    async (e: React.FormEvent<HTMLFormElement>) => {
      e.preventDefault();
      setIsSubmitting(true);

      try {
        const response = await PostData(`${API_URL}/profession/create`, formField);

        if (response?.status) {
          resetForm();
          handleAddDialog(false);
          toast.success('Success Create Profession');
          reload();

          const createActivity = {
            module: 'Manage Profession',
            description: `Create Profession => ${formField.name}`,
            action: 'C'
          };

          doSaveLogActivity(createActivity);
        } else {
          toast.error('Failed Create Profession');
          setAlert({ show: true, message: response?.message });
        }
      } catch (error) {
        toast.error('Something went wrong, please try again.');
      } finally {
        setIsSubmitting(false);
      }
    },
    [formField]
  );

  const handleSubmit = (e: React.FormEvent<HTMLFormElement>) => {
    e.preventDefault();
    setIsSubmitting(true);
    if (!validateForm()) {
      setIsSubmitting(false);
      return;
    }

    doCreateProfession(e);
  };

  useEffect(() => {
    if (showAddDialog) {
      setFormField({
        ...formField,
        created_by: parsedUser.username,
        created_at: formattedTime
      });
    }
  }, [formattedTime, parsedUser.username, showAddDialog]);

  useEffect(() => {
    if (showAddDialog === false) {
      resetForm();
    }
  }, [showAddDialog]);

  return (
    <Dialog open={showAddDialog} onOpenChange={(open) => handleAddDialog(open)}>
      <DialogContent className="container-fixed max-w-[768px] flex flex-col p-5 overflow-hidden">
        <DialogHeader>
          <DialogTitle>Profession - Create</DialogTitle>
          <DialogDescription></DialogDescription>
        </DialogHeader>
        <DialogBody ref={parentRef}>
          <div className="flex flex-col">
            {alert.show && (
              <Alert variant="danger">
                <h3>{alert.message}</h3>
              </Alert>
            )}

            <form onSubmit={handleSubmit}>
              <div className="card-body grid gap-5">
                <div className="w-full">
                  <div className="flex items-baseline flex-wrap lg:flex-nowrap gap-2.5">
                    <label className="form-label flex items-center gap-1 max-w-56">
                      Name<span className="text-red-500">*</span>
                    </label>
                    <div className='grow flex flex-col'>

                    <Input
                          className={`input ${errors.name ? 'border-red-500' : ''}`}
                          type="text"
                          autoComplete='off'
                      value={formField.name}
                      onChange={({ target }) => {
                        setFormField((prev) => ({ ...prev, name: target.value }));
                        if (target.value) {
                          setErrors((prev) => ({ ...prev, name: '' }));
                        }
                      }}                    />
                    {errors.name && <span className="text-red-500 text-sm">{errors.name}</span>}
                    </div>
                  </div>
                </div>

                <div className="flex justify-end gap-5">
                  <Button type="button" variant="outline" onClick={resetForm}>
                    Reset
                  </Button>
                  <Button variant="default" type="submit" disabled={isSubmitting}>
                    {isSubmitting ? (
                      <RefreshCw className="animate-spin h-8 w-8 text-white mx-3" />
                    ) : (
                      'Create'
                    )}
                  </Button>
                </div>
              </div>
            </form>
          </div>
        </DialogBody>
      </DialogContent>
    </Dialog>
  );
};

export default AddDialog;