import React, { useRef, useEffect } from 'react';
import { useDispatch, useSelector } from 'react-redux';
import { useFormik } from 'formik';
import * as Yup from 'yup';
import { browseDirectory, createCollection } from 'providers/ReduxStore/slices/collections/actions';
import toast from 'react-hot-toast';
import Portal from 'components/Portal';
import Modal from 'components/Modal';
import { sanitizeName, validateName, validateNameError } from 'utils/common/regex';
import PathDisplay from 'components/PathDisplay/index';
import { useState } from 'react';
import { IconArrowBackUp, IconEdit, IconExternalLink } from '@tabler/icons';
import Help from 'components/Help';
import { multiLineMsg } from 'utils/common';
import { formatIpcError } from 'utils/common/error';
import StyledWrapper from './StyledWrapper';
import get from 'lodash/get';
import Button from 'ui/Button';

const CreateCollection = ({ onClose, defaultLocation: propDefaultLocation }) => {
  const inputRef = useRef();
  const dispatch = useDispatch();
  const workspaces = useSelector((state) => state.workspaces?.workspaces || []);
  const workspaceUid = useSelector((state) => state.workspaces?.activeWorkspaceUid);
  const [isEditing, toggleEditing] = useState(false);
  const preferences = useSelector((state) => state.app.preferences);
  const activeWorkspace = workspaces.find((w) => w.uid === workspaceUid);
  const isDefaultWorkspace = activeWorkspace?.type === 'default';

  const defaultLocation = isDefaultWorkspace ? get(preferences, 'general.defaultCollectionLocation', '') : (activeWorkspace?.pathname ? `${activeWorkspace.pathname}/collections` : '');

  const formik = useFormik({
    enableReinitialize: true,
    initialValues: {
      collectionName: '',
      collectionFolderName: '',
      collectionLocation: defaultLocation || '',
      format: 'bru'
    },
    validationSchema: Yup.object({
      collectionName: Yup.string()
        .min(1, 'must be at least 1 character')
        .max(255, 'must be 255 characters or less')
        .required('collection name is required'),
      collectionFolderName: Yup.string()
        .min(1, 'must be at least 1 character')
        .max(255, 'must be 255 characters or less')
        .test('is-valid-collection-name', function (value) {
          const isValid = validateName(value);
          return isValid ? true : this.createError({ message: validateNameError(value) });
        })
        .required('folder name is required'),
      collectionLocation: Yup.string().min(1, 'location is required').required('location is required'),
      format: Yup.string().oneOf(['bru', 'yml'], 'invalid format').required('format is required')
    }),
    onSubmit: async (values) => {
      try {
        await dispatch(createCollection(values.collectionName,
          values.collectionFolderName,
          values.collectionLocation,
          { format: values.format }));

        toast.success('Collection created!');
        onClose();
      } catch (e) {
        toast.error(multiLineMsg('An error occurred while creating the collection', formatIpcError(e)));
      }
    }
  });

  const browse = () => {
    dispatch(browseDirectory())
      .then((dirPath) => {
        if (typeof dirPath === 'string') {
          formik.setFieldValue('collectionLocation', dirPath);
        }
      })
      .catch(() => {
        formik.setFieldValue('collectionLocation', '');
      });
  };

  useEffect(() => {
    if (inputRef && inputRef.current) {
      inputRef.current.focus();
    }
  }, [inputRef]);

  return (
    <Portal>
      <StyledWrapper>
        <Modal size="md" title="Create Collection" hideFooter={true} handleCancel={onClose}>
          <form className="bruno-form" onSubmit={formik.handleSubmit}>
            <div>
              <label htmlFor="collection-name" className="flex items-center font-medium">
                Name
              </label>
              <input
                id="collection-name"
                type="text"
                name="collectionName"
                ref={inputRef}
                className="block textbox mt-2 w-full"
                onChange={(e) => {
                  formik.handleChange(e);
                  !isEditing && formik.setFieldValue('collectionFolderName', sanitizeName(e.target.value));
                }}
                autoComplete="off"
                autoCorrect="off"
                autoCapitalize="off"
                spellCheck="false"
                value={formik.values.collectionName || ''}
              />
              {formik.touched.collectionName && formik.errors.collectionName ? (
                <div className="text-red-500">{formik.errors.collectionName}</div>
              ) : null}

              <label htmlFor="collection-location" className="font-medium mt-3 flex items-center">
                Location
                <Help>
                  <p>
                    Bruno stores your collections on your computer's filesystem.
                  </p>
                  <p className="mt-2">
                    Choose the location where you want to store this collection.
                  </p>
                </Help>
              </label>
              <input
                id="collection-location"
                type="text"
                name="collectionLocation"
                className="block textbox mt-2 w-full cursor-pointer"
                autoComplete="off"
                autoCorrect="off"
                autoCapitalize="off"
                spellCheck="false"
                readOnly={true}
                value={formik.values.collectionLocation || ''}
                onClick={browse}
                onChange={(e) => {
                  formik.setFieldValue('collectionLocation', e.target.value);
                }}
              />
              {formik.touched.collectionLocation && formik.errors.collectionLocation ? (
                <div className="text-red-500">{formik.errors.collectionLocation}</div>
              ) : null}
              <div className="mt-1">
                <span
                  className="text-link cursor-pointer hover:underline"
                  onClick={browse}
                >
                  Browse
                </span>
              </div>
              {formik.values.collectionName?.trim()?.length > 0 && (
                <div className="mt-4">
                  <div className="flex items-center justify-between">
                    <label htmlFor="filename" className="flex items-center font-medium">
                      Folder Name
                      <Help width="300">
                        <p>
                          The name of the folder used to store the collection.
                        </p>
                        <p className="mt-2">
                          You can choose a folder name different from your collection's name or one compatible with filesystem rules.
                        </p>
                      </Help>
                    </label>
                    {isEditing ? (
                      <IconArrowBackUp
                        className="cursor-pointer opacity-50 hover:opacity-80"
                        size={16}
                        strokeWidth={1.5}
                        onClick={() => toggleEditing(false)}
                      />
                    ) : (
                      <IconEdit
                        className="cursor-pointer opacity-50 hover:opacity-80"
                        size={16}
                        strokeWidth={1.5}
                        onClick={() => toggleEditing(true)}
                      />
                    )}
                  </div>
                  {isEditing ? (
                    <input
                      id="collection-folder-name"
                      type="text"
                      name="collectionFolderName"
                      className="block textbox mt-2 w-full"
                      onChange={formik.handleChange}
                      autoComplete="off"
                      autoCorrect="off"
                      autoCapitalize="off"
                      spellCheck="false"
                      value={formik.values.collectionFolderName || ''}
                    />
                  ) : (
                    <div className="relative flex flex-row gap-1 items-center justify-between">
                      <PathDisplay
                        baseName={formik.values.collectionFolderName}
                      />
                    </div>
                  )}
                  {formik.touched.collectionFolderName && formik.errors.collectionFolderName ? (
                    <div className="text-red-500">{formik.errors.collectionFolderName}</div>
                  ) : null}
                </div>
              )}

              <div className="mt-4">
                <label htmlFor="format" className="flex items-center font-medium">
                  File Format
                  <Help width="300">
                    <p>
                      Choose the file format for storing requests in this collection.
                    </p>
                    <p className="mt-2">
                      <strong>OpenCollection (YAML):</strong> Industry-standard YAML format (.yml files)
                    </p>
                    <p className="mt-1">
                      <strong>BRU:</strong> Bruno's native file format (.bru files)
                    </p>
                  </Help>
                  {formik.values.format === 'yml' && (
                    <>
                      <span className="beta-badge">Beta</span>
                      <a
                        href="#"
                        className="discussion-link"
                        onClick={(e) => {
                          e.preventDefault();
                          window.open('https://github.com/usebruno/bruno/discussions/6634', '_blank', 'noopener,noreferrer');
                        }}
                      >
                        Join the discussion
                      </a>
                    </>
                  )}
                </label>
                <select
                  id="format"
                  name="format"
                  className="block textbox mt-2 w-full"
                  value={formik.values.format}
                  onChange={formik.handleChange}
                >
                  <option value="yml">OpenCollection (YAML)</option>
                  <option value="bru">BRU Format (.bru)</option>
                </select>
                {formik.touched.format && formik.errors.format ? (
                  <div className="text-red-500">{formik.errors.format}</div>
                ) : null}
              </div>
            </div>
            <div className="flex justify-end items-center mt-8 bruno-modal-footer">
              <span className="mr-2">
                <Button type="button" color="secondary" variant="ghost" onClick={onClose}>
                  Cancel
                </Button>
              </span>
              <span>
                <Button type="submit">
                  Create
                </Button>
              </span>
            </div>
          </form>
        </Modal>
      </StyledWrapper>
    </Portal>
  );
};

export default CreateCollection;