import type { FC } from 'react'
import type { LoopNodeType } from './types'
import type { NodePanelProps } from '@/app/components/workflow/types'
import { RiAddLine } from '@remixicon/react'
import * as React from 'react'
import { useTranslation } from 'react-i18next'
import Field from '@/app/components/workflow/nodes/_base/components/field'
import { LOOP_NODE_MAX_COUNT } from '@/config'
import InputNumberWithSlider from '../_base/components/input-number-with-slider'
import Split from '../_base/components/split'
import ConditionWrap from './components/condition-wrap'
import LoopVariable from './components/loop-variables'

import useConfig from './use-config'

const i18nPrefix = 'nodes.loop'

const Panel: FC<NodePanelProps<LoopNodeType>> = ({
  id,
  data,
}) => {
  const { t } = useTranslation()

  const {
    readOnly,
    inputs,
    childrenNodeVars,
    loopChildrenNodes,
    handleAddCondition,
    handleUpdateCondition,
    handleRemoveCondition,
    handleToggleConditionLogicalOperator,
    handleAddSubVariableCondition,
    handleRemoveSubVariableCondition,
    handleUpdateSubVariableCondition,
    handleToggleSubVariableConditionLogicalOperator,
    handleUpdateLoopCount,
    handleAddLoopVariable,
    handleRemoveLoopVariable,
    handleUpdateLoopVariable,
  } = useConfig(id, data)

  return (
    <div className="mt-2">
      <div>
        <Field
          title={<div className="pl-3">{t('nodes.loop.loopVariables', { ns: 'workflow' })}</div>}
          operations={(
            <div
              className="mr-4 flex size-5 cursor-pointer items-center justify-center"
              onClick={handleAddLoopVariable}
            >
              <RiAddLine className="size-4 text-text-tertiary" />
            </div>
          )}
        >
          <div className="px-4">
            <LoopVariable
              variables={inputs.loop_variables}
              nodeId={id}
              handleRemoveLoopVariable={handleRemoveLoopVariable}
              handleUpdateLoopVariable={handleUpdateLoopVariable}
            />
          </div>
        </Field>
        <Split className="my-2" />
        <Field
          title={<div className="pl-3">{t(`${i18nPrefix}.breakCondition`, { ns: 'workflow' })}</div>}
          tooltip={t(`${i18nPrefix}.breakConditionTip`, { ns: 'workflow' })}
        >
          <ConditionWrap
            nodeId={id}
            readOnly={readOnly}
            handleAddCondition={handleAddCondition}
            handleRemoveCondition={handleRemoveCondition}
            handleUpdateCondition={handleUpdateCondition}
            handleToggleConditionLogicalOperator={handleToggleConditionLogicalOperator}
            handleAddSubVariableCondition={handleAddSubVariableCondition}
            handleRemoveSubVariableCondition={handleRemoveSubVariableCondition}
            handleUpdateSubVariableCondition={handleUpdateSubVariableCondition}
            handleToggleSubVariableConditionLogicalOperator={handleToggleSubVariableConditionLogicalOperator}
            availableNodes={loopChildrenNodes}
            availableVars={childrenNodeVars}
            conditions={inputs.break_conditions || []}
            logicalOperator={inputs.logical_operator!}
          />
        </Field>
        <Split className="mt-2" />
        <div className="mt-2">
          <Field
            title={<div className="pl-3">{t(`${i18nPrefix}.loopMaxCount`, { ns: 'workflow' })}</div>}
          >
            <div className="px-3 py-2">
              <InputNumberWithSlider
                label={t(`${i18nPrefix}.loopMaxCount`, { ns: 'workflow' })}
                min={1}
                max={LOOP_NODE_MAX_COUNT}
                value={inputs.loop_count}
                onChange={(val) => {
                  const roundedVal = Math.round(val)
                  handleUpdateLoopCount(Number.isNaN(roundedVal) ? 1 : roundedVal)
                }}
              />
            </div>
          </Field>
        </div>
      </div>
      {/* Error handling for the Loop node is currently not considered. */}
      {/* <div className='px-4 py-2'>
        <Field title={t(`${i18nPrefix}.errorResponseMethod`)} >
          <Select items={responseMethod} defaultValue={inputs.error_handle_mode} onSelect={changeErrorResponseMode} allowSearch={false}>
          </Select>
        </Field>
      </div> */}
    </div>
  )
}

export default React.memo(Panel)