import { Dropdown } from 'antd';
import cx from 'classnames';
import { ENTITY_VERSION_V4, ENTITY_VERSION_V5 } from 'constants/app';
import { PANEL_TYPES } from 'constants/queryBuilder';
import QBEntityOptions from 'container/QueryBuilder/components/QBEntityOptions/QBEntityOptions';
import { QueryProps } from 'container/QueryBuilder/components/Query/Query.interfaces';
import SpanScopeSelector from 'container/QueryBuilder/filters/QueryBuilderSearchV2/SpanScopeSelector';
import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
import { useQueryOperations } from 'hooks/queryBuilder/useQueryBuilderOperations';
import { Copy, Ellipsis, Trash } from 'lucide-react';
import { memo, useCallback, useMemo, useState } from 'react';
import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
import { HandleChangeQueryDataV5 } from 'types/common/operations.types';
import { DataSource } from 'types/common/queryBuilder';

import MetricsAggregateSection from './MerticsAggregateSection/MetricsAggregateSection';
import { MetricsSelect } from './MetricsSelect/MetricsSelect';
import QueryAddOns from './QueryAddOns/QueryAddOns';
import QueryAggregation from './QueryAggregation/QueryAggregation';
import QuerySearch from './QuerySearch/QuerySearch';

export const QueryV2 = memo(function QueryV2({
	ref,
	index,
	queryVariant,
	query,
	filterConfigs,
	isListViewPanel = false,
	version,
	showOnlyWhereClause = false,
	signalSource = '',
}: QueryProps & { ref: React.RefObject<HTMLDivElement> }): JSX.Element {
	const { cloneQuery, panelType } = useQueryBuilder();

	const showFunctions = query?.functions?.length > 0;
	const { dataSource } = query;

	const [isCollapsed, setIsCollapsed] = useState(false);

	const {
		handleChangeQueryData,
		handleDeleteQuery,
		handleQueryFunctionsUpdates,
		handleChangeDataSource,
	} = useQueryOperations({
		index,
		query,
		filterConfigs,
		isListViewPanel,
		entityVersion: version,
	});

	const handleToggleDisableQuery = useCallback(() => {
		handleChangeQueryData('disabled', !query.disabled);
	}, [handleChangeQueryData, query]);

	const handleToggleCollapsQuery = (): void => {
		setIsCollapsed(!isCollapsed);
	};

	const handleCloneEntity = (): void => {
		cloneQuery('query', query);
	};

	const showReduceTo = useMemo(
		() =>
			dataSource === DataSource.METRICS &&
			(panelType === PANEL_TYPES.TABLE ||
				panelType === PANEL_TYPES.PIE ||
				panelType === PANEL_TYPES.VALUE),
		[dataSource, panelType],
	);

	const showSpanScopeSelector = useMemo(() => dataSource === DataSource.TRACES, [
		dataSource,
	]);

	const handleChangeAggregateEvery = useCallback(
		(value: IBuilderQuery['stepInterval']) => {
			handleChangeQueryData('stepInterval', value);
		},
		[handleChangeQueryData],
	);

	const handleSearchChange = useCallback(
		(value: string) => {
			(handleChangeQueryData as HandleChangeQueryDataV5)('filter', {
				expression: value,
			});
		},
		[handleChangeQueryData],
	);

	const handleChangeAggregation = useCallback(
		(value: string) => {
			(handleChangeQueryData as HandleChangeQueryDataV5)('aggregations', [
				{
					expression: value,
				},
			]);
		},
		[handleChangeQueryData],
	);

	return (
		<div
			className={cx('query-v2', { 'where-clause-view': showOnlyWhereClause })}
			ref={ref}
		>
			<div className="qb-content-section">
				{!showOnlyWhereClause && (
					<div className="qb-header-container">
						<div className="query-actions-container">
							<div className="query-actions-left-container">
								<QBEntityOptions
									isMetricsDataSource={dataSource === DataSource.METRICS}
									showFunctions={
										(version && version === ENTITY_VERSION_V4) ||
										query.dataSource === DataSource.LOGS ||
										query.dataSource === DataSource.METRICS ||
										showFunctions ||
										false
									}
									isCollapsed={isCollapsed}
									entityType="query"
									entityData={query}
									onToggleVisibility={handleToggleDisableQuery}
									onDelete={handleDeleteQuery}
									onCloneQuery={cloneQuery}
									onCollapseEntity={handleToggleCollapsQuery}
									query={query}
									onQueryFunctionsUpdates={handleQueryFunctionsUpdates}
									showDeleteButton={false}
									showCloneOption={false}
									isListViewPanel={isListViewPanel}
									index={index}
									queryVariant={queryVariant}
									onChangeDataSource={handleChangeDataSource}
								/>
							</div>

							{!isListViewPanel && (
								<Dropdown
									className="query-actions-dropdown"
									menu={{
										items: [
											{
												label: 'Clone',
												key: 'clone-query',
												icon: <Copy size={14} />,
												onClick: handleCloneEntity,
											},
											{
												label: 'Delete',
												key: 'delete-query',
												icon: <Trash size={14} />,
												onClick: handleDeleteQuery,
											},
										],
									}}
									placement="bottomRight"
								>
									<Ellipsis size={16} />
								</Dropdown>
							)}
						</div>
					</div>
				)}

				{!isCollapsed && (
					<div className="qb-elements-container">
						<div className="qb-search-container">
							{dataSource === DataSource.METRICS && (
								<div className="metrics-select-container">
									<MetricsSelect
										query={query}
										index={index}
										version={ENTITY_VERSION_V5}
										signalSource={signalSource as 'meter' | ''}
									/>
								</div>
							)}

							<div className="qb-search-filter-container">
								<div className="query-search-container">
									<QuerySearch
										key={`query-search-${query.queryName}-${query.dataSource}`}
										onChange={handleSearchChange}
										queryData={query}
										dataSource={dataSource}
										signalSource={signalSource}
									/>
								</div>

								{showSpanScopeSelector && (
									<div className="traces-search-filter-container">
										<div className="traces-search-filter-in">in</div>
										<SpanScopeSelector query={query} />
									</div>
								)}
							</div>
						</div>

						{!showOnlyWhereClause &&
							!isListViewPanel &&
							dataSource !== DataSource.METRICS && (
								<QueryAggregation
									dataSource={dataSource}
									key={`query-search-${query.queryName}-${query.dataSource}`}
									panelType={panelType || undefined}
									onAggregationIntervalChange={handleChangeAggregateEvery}
									onChange={handleChangeAggregation}
									queryData={query}
								/>
							)}

						{!showOnlyWhereClause && dataSource === DataSource.METRICS && (
							<MetricsAggregateSection
								panelType={panelType}
								query={query}
								index={index}
								key={`metrics-aggregate-section-${query.queryName}-${query.dataSource}`}
								version="v4"
								signalSource={signalSource as 'meter' | ''}
							/>
						)}

						{!showOnlyWhereClause && (
							<QueryAddOns
								index={index}
								query={query}
								version="v3"
								isListViewPanel={isListViewPanel}
								showReduceTo={showReduceTo}
								panelType={panelType}
							/>
						)}
					</div>
				)}
			</div>
		</div>
	);
});