import React from 'react';
import { useHistory } from 'react-router-dom';
import {
  Intent,
  Button,
  ButtonGroup,
  Popover,
  PopoverInteractionKind,
  Position,
  Menu,
  MenuItem,
} from '@blueprintjs/core';
import { If, FormattedMessage as T } from 'components';
import classNames from 'classnames';
import { useFormikContext } from 'formik';
import { CLASSES } from 'common/classes';

import { Icon } from 'components';
import { useWarehouseTransferFormContext } from './WarehouseTransferFormProvider';

/**
 * Warehouse transfer floating actions bar.
 */
export default function WarehouseTransferFloatingActions() {
  // History context.
  const history = useHistory();

  // Formik form context.
  const { isSubmitting, submitForm, resetForm } = useFormikContext();

  // Warehouse tansfer form context.
  const { warehouseTransfer, setSubmitPayload } =
    useWarehouseTransferFormContext();

  // Handle submit initiate button click.
  const handleSubmitInitiateBtnClick = (event) => {
    setSubmitPayload({ redirect: true, initiate: true, deliver: false });
    submitForm();
  };

  // Handle submit transferred button click.
  const handleSubmitTransferredBtnClick = (event) => {
    setSubmitPayload({ redirect: true, initiate: true, deliver: true });
    submitForm();
  };

  // Handle submit as draft button click.
  const handleSubmitDraftBtnClick = (event) => {
    setSubmitPayload({ redirect: true, initiate: false, deliver: false });
    submitForm();
  };
  // Handle submit as draft & new button click.
  const handleSubmitDraftAndNewBtnClick = (event) => {
    setSubmitPayload({
      redirect: false,
      initiate: false,
      deliver: false,
      resetForm: true,
    });
    submitForm();
  };

  // Handle submit as draft & continue editing button click.
  const handleSubmitDraftContinueEditingBtnClick = (event) => {
    setSubmitPayload({ redirect: false, deliver: false, initiate: false });
    submitForm();
  };

  // Handle clear button click.
  const handleClearBtnClick = (event) => {
    resetForm();
  };

  // Handle cancel button click.
  const handleCancelBtnClick = (event) => {
    history.goBack();
  };

  return (
    <div className={classNames(CLASSES.PAGE_FORM_FLOATING_ACTIONS)}>
      {/* ----------- Save Intitate & transferred ----------- */}
      <If condition={!warehouseTransfer || !warehouseTransfer?.is_transferred}>
        <ButtonGroup>
          <Button
            disabled={isSubmitting}
            loading={isSubmitting}
            intent={Intent.PRIMARY}
            type="submit"
            onClick={handleSubmitInitiateBtnClick}
            style={{ minWidth: '85px' }}
            text={<T id={'warehouse_transfer.save_initiate_transfer'} />}
          />
          <Popover
            content={
              <Menu>
                <MenuItem
                  text={
                    <T id={'warehouse_transfer.save_mark_as_transferred'} />
                  }
                  onClick={handleSubmitTransferredBtnClick}
                />
              </Menu>
            }
            minimal={true}
            interactionKind={PopoverInteractionKind.CLICK}
            position={Position.BOTTOM_LEFT}
          >
            <Button
              disabled={isSubmitting}
              intent={Intent.PRIMARY}
              rightIcon={<Icon icon="arrow-drop-up-16" iconSize={20} />}
            />
          </Popover>
        </ButtonGroup>

        {/* ----------- Save As Draft ----------- */}
        <ButtonGroup>
          <Button
            disabled={isSubmitting}
            className={'ml1'}
            onClick={handleSubmitDraftBtnClick}
            text={<T id={'save_as_draft'} />}
          />
          <Popover
            content={
              <Menu>
                <MenuItem
                  text={<T id={'save_and_new'} />}
                  onClick={handleSubmitDraftAndNewBtnClick}
                />
                <MenuItem
                  text={<T id={'save_continue_editing'} />}
                  onClick={handleSubmitDraftContinueEditingBtnClick}
                />
              </Menu>
            }
            minimal={true}
            interactionKind={PopoverInteractionKind.CLICK}
            position={Position.BOTTOM_LEFT}
          >
            <Button
              disabled={isSubmitting}
              rightIcon={<Icon icon="arrow-drop-up-16" iconSize={20} />}
            />
          </Popover>
        </ButtonGroup>
      </If>
      <If condition={warehouseTransfer && warehouseTransfer?.is_transferred}>
        <Button
          disabled={isSubmitting}
          loading={isSubmitting}
          intent={Intent.PRIMARY}
          onClick={handleSubmitTransferredBtnClick}
          style={{ minWidth: '100px' }}
          text={<T id={'save'} />}
        />
      </If>
      {/* ----------- Clear & Reset----------- */}
      <Button
        className={'ml1'}
        disabled={isSubmitting}
        onClick={handleClearBtnClick}
        text={warehouseTransfer ? <T id={'reset'} /> : <T id={'clear'} />}
      />

      {/* ----------- Cancel  ----------- */}
      <Button
        className={'ml1'}
        disabled={isSubmitting}
        onClick={handleCancelBtnClick}
        text={<T id={'cancel'} />}
      />
    </div>
  );
}