import PropTypes from 'prop-types'
import { useContext, useMemo, useState } from 'react'
import ObjectListViewContext from '../context/ObjectListViewContext'
import {
  Button,
  Divider,
  Flex,
  Modal,
  Popover,
  Radio,
  Select,
  Typography
} from 'antd'
import GridIcon from '../../Icons/GridIcon'
import ListIcon from '../../Icons/ListIcon'
import KanbanIcon from '../../Icons/KanbanIcon'
import SettingsIcon from '../../Icons/SettingsIcon'
import InfoCircleIcon from '../../Icons/InfoCircleIcon'
import { getModelByName } from '../../../database/ObjectModels'
import {
  getViewModeType,
  isKanbanCategoryProperty,
  normalizeViewMode
} from './viewModeUtils'

const VIEW_MODE_OPTIONS = [
  { type: 'list', label: 'List' },
  { type: 'cards', label: 'Cards' },
  { type: 'kanban', label: 'Kanban' }
]

const { Text } = Typography

const ObjectTableViewButton = ({
  objectType,
  viewMode: viewModeProp,
  setViewMode: setViewModeProp,
  showEndingDivider = false,
  ...buttonProps
}) => {
  const objectListView = useContext(ObjectListViewContext)
  const viewMode = viewModeProp ?? objectListView?.viewMode
  const setViewMode = setViewModeProp ?? objectListView?.setViewMode
  const [settingsOpen, setSettingsOpen] = useState(false)
  const normalizedViewMode = normalizeViewMode(viewMode)
  const model = getModelByName(objectType)

  const categoryProperties = useMemo(
    () =>
      model?.properties?.filter((property) =>
        isKanbanCategoryProperty(property)
      ) || [],
    [model]
  )

  const hasKanbanOption = categoryProperties.length > 0
  const defaultCategoryProperty =
    categoryProperties.find((property) => property.type === 'state')?.name ||
    categoryProperties[0]?.name

  const availableViewModes = useMemo(
    () =>
      VIEW_MODE_OPTIONS.filter(
        (option) => option.type !== 'kanban' || hasKanbanOption
      ).map((option) => option.type),
    [hasKanbanOption]
  )

  const handleTypeChange = (nextType) => {
    if (nextType === 'kanban') {
      const categoryProperty =
        normalizedViewMode.type === 'kanban'
          ? normalizedViewMode.settings?.categoryProperty ||
            defaultCategoryProperty
          : defaultCategoryProperty
      const nextMode = {
        type: 'kanban',
        settings: { categoryProperty }
      }
      if (
        normalizedViewMode.type === 'kanban' &&
        Array.isArray(normalizedViewMode.settings?.columns)
      ) {
        nextMode.settings.columns = normalizedViewMode.settings.columns
      }
      setViewMode(nextMode)
      return
    }

    setViewMode({ type: nextType })
  }

  const handleCategoryPropertyChange = (categoryProperty) => {
    setViewMode({
      type: 'kanban',
      settings: { categoryProperty }
    })
  }

  const { onClick: buttonOnClick, ...restButtonProps } = buttonProps

  const handleCycleView = (event) => {
    buttonOnClick?.(event)

    const currentType = getViewModeType(normalizedViewMode)
    const currentIndex = availableViewModes.indexOf(currentType)
    const nextIndex =
      currentIndex === -1 ? 0 : (currentIndex + 1) % availableViewModes.length

    handleTypeChange(availableViewModes[nextIndex])
  }

  const activeIcon =
    normalizedViewMode.type === 'cards' ? (
      <GridIcon />
    ) : normalizedViewMode.type === 'kanban' ? (
      <KanbanIcon />
    ) : (
      <ListIcon />
    )

  const content = (
    <>
      <Popover
        content={
          <Flex vertical>
            <Radio.Group
              value={getViewModeType(normalizedViewMode)}
              onChange={(e) => handleTypeChange(e.target.value)}
            >
              <Flex vertical gap='middle' style={{ margin: '4px 8px' }}>
                {VIEW_MODE_OPTIONS.filter(
                  (option) => option.type !== 'kanban' || hasKanbanOption
                ).map((option) => (
                  <Radio key={option.type} value={option.type}>
                    <Flex
                      gap='8px'
                      align='center'
                      style={{ marginLeft: '4px' }}
                    >
                      <Text>{option.label}</Text>
                      {option.type === 'kanban' && (
                        <Button
                          type='text'
                          size='small'
                          icon={
                            <SettingsIcon
                              style={{ fontSize: '14px', marginTop: '2.5px' }}
                            />
                          }
                          disabled={normalizedViewMode.type !== 'kanban'}
                          onClick={(event) => {
                            event.preventDefault()
                            event.stopPropagation()
                            setSettingsOpen(true)
                          }}
                        />
                      )}
                    </Flex>
                  </Radio>
                ))}
              </Flex>
            </Radio.Group>
          </Flex>
        }
        placement='bottomLeft'
        arrow={false}
        trigger='hover'
      >
        <Button
          icon={activeIcon}
          title='View mode'
          onClick={handleCycleView}
          {...restButtonProps}
        />
      </Popover>
      <Modal
        open={settingsOpen}
        onCancel={() => setSettingsOpen(false)}
        destroyOnHidden
        focusTriggerAfterClose={false}
        footer={null}
        centered
        closeIcon={null}
        getContainer={() => document.body}
        width={520}
      >
        <Flex vertical gap='middle' onMouseDown={(event) => event.stopPropagation()}>
          <Flex gap='middle'>
            <InfoCircleIcon />
            <Text strong>Kanban settings</Text>
          </Flex>
          <Text>
            Select the property used to group cards into columns:
          </Text>
          <Select
            style={{ width: '100%' }}
            placeholder='Select category property'
            value={
              normalizedViewMode.settings?.categoryProperty ||
              defaultCategoryProperty
            }
            onChange={handleCategoryPropertyChange}
            options={categoryProperties.map((property) => ({
              value: property.name,
              label: property.label || property.name
            }))}
          />
          <Flex justify='end' gap='small'>
            <Button type='default' onClick={() => setSettingsOpen(false)}>
              Cancel
            </Button>
            <Button type='primary' onClick={() => setSettingsOpen(false)}>
              Apply
            </Button>
          </Flex>
        </Flex>
      </Modal>
    </>
  )

  if (showEndingDivider) {
    return (
      <Flex gap='small' align='center'>
        <Divider type='vertical' style={{ margin: '0 4px', height: '18px' }} />
        {content}
      </Flex>
    )
  }
  return content
}

ObjectTableViewButton.propTypes = {
  objectType: PropTypes.string.isRequired,
  viewMode: PropTypes.oneOfType([PropTypes.string, PropTypes.object]),
  setViewMode: PropTypes.func,
  showEndingDivider: PropTypes.bool
}

export default ObjectTableViewButton