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'use client'
import type { FC } from 'react'
import { useEffect } from 'react'
import type {
EditorState,
} from 'lexical'
import {
$getRoot,
TextNode,
} from 'lexical'
import { CodeNode } from '@lexical/code'
import { LexicalComposer } from '@lexical/react/LexicalComposer'
import { RichTextPlugin } from '@lexical/react/LexicalRichTextPlugin'
import { ContentEditable } from '@lexical/react/LexicalContentEditable'
import LexicalErrorBoundary from '@lexical/react/LexicalErrorBoundary'
import { OnChangePlugin } from '@lexical/react/LexicalOnChangePlugin'
import { HistoryPlugin } from '@lexical/react/LexicalHistoryPlugin'
// import TreeView from './plugins/tree-view'
import Placeholder from './plugins/placeholder'
import ComponentPickerBlock from './plugins/component-picker-block'
import {
ContextBlock,
ContextBlockNode,
ContextBlockReplacementBlock,
} from './plugins/context-block'
import {
QueryBlock,
QueryBlockNode,
QueryBlockReplacementBlock,
} from './plugins/query-block'
import {
HistoryBlock,
HistoryBlockNode,
HistoryBlockReplacementBlock,
} from './plugins/history-block'
import {
WorkflowVariableBlock,
WorkflowVariableBlockNode,
WorkflowVariableBlockReplacementBlock,
} from './plugins/workflow-variable-block'
import VariableBlock from './plugins/variable-block'
import VariableValueBlock from './plugins/variable-value-block'
import { VariableValueBlockNode } from './plugins/variable-value-block/node'
import { CustomTextNode } from './plugins/custom-text/node'
import OnBlurBlock from './plugins/on-blur-or-focus-block'
import UpdateBlock from './plugins/update-block'
import { textToEditorState } from './utils'
import type {
ContextBlockType,
ExternalToolBlockType,
HistoryBlockType,
QueryBlockType,
VariableBlockType,
WorkflowVariableBlockType,
} from './types'
import {
UPDATE_DATASETS_EVENT_EMITTER,
UPDATE_HISTORY_EVENT_EMITTER,
} from './constants'
import { useEventEmitterContextContext } from '@/context/event-emitter'
export type PromptEditorProps = {
instanceId?: string
compact?: boolean
className?: string
placeholder?: string
placeholderClassName?: string
style?: React.CSSProperties
value?: string
editable?: boolean
onChange?: (text: string) => void
onBlur?: () => void
onFocus?: () => void
contextBlock?: ContextBlockType
queryBlock?: QueryBlockType
historyBlock?: HistoryBlockType
variableBlock?: VariableBlockType
externalToolBlock?: ExternalToolBlockType
workflowVariableBlock?: WorkflowVariableBlockType
}
const PromptEditor: FC<PromptEditorProps> = ({
instanceId,
compact,
className,
placeholder,
placeholderClassName,
style,
value,
editable = true,
onChange,
onBlur,
onFocus,
contextBlock,
queryBlock,
historyBlock,
variableBlock,
externalToolBlock,
workflowVariableBlock,
}) => {
const { eventEmitter } = useEventEmitterContextContext()
const initialConfig = {
namespace: 'prompt-editor',
nodes: [
CodeNode,
CustomTextNode,
{
replace: TextNode,
with: (node: TextNode) => new CustomTextNode(node.__text),
},
ContextBlockNode,
HistoryBlockNode,
QueryBlockNode,
WorkflowVariableBlockNode,
VariableValueBlockNode,
],
editorState: textToEditorState(value || ''),
onError: (error: Error) => {
throw error
},
}
const handleEditorChange = (editorState: EditorState) => {
const text = editorState.read(() => $getRoot().getTextContent())
if (onChange)
onChange(text.replaceAll('\n\n', '\n'))
}
useEffect(() => {
eventEmitter?.emit({
type: UPDATE_DATASETS_EVENT_EMITTER,
payload: contextBlock?.datasets,
} as any)
}, [eventEmitter, contextBlock?.datasets])
useEffect(() => {
eventEmitter?.emit({
type: UPDATE_HISTORY_EVENT_EMITTER,
payload: historyBlock?.history,
} as any)
}, [eventEmitter, historyBlock?.history])
return (
<LexicalComposer initialConfig={{ ...initialConfig, editable }}>
<div className='relative'>
<RichTextPlugin
contentEditable={<ContentEditable className={`${className} outline-none ${compact ? 'leading-5 text-[13px]' : 'leading-6 text-sm'} text-gray-700`} style={style || {}} />}
placeholder={<Placeholder value={placeholder} className={placeholderClassName} compact={compact} />}
ErrorBoundary={LexicalErrorBoundary}
/>
<ComponentPickerBlock
triggerString='/'
contextBlock={contextBlock}
historyBlock={historyBlock}
queryBlock={queryBlock}
variableBlock={variableBlock}
externalToolBlock={externalToolBlock}
workflowVariableBlock={workflowVariableBlock}
/>
<ComponentPickerBlock
triggerString='{'
contextBlock={contextBlock}
historyBlock={historyBlock}
queryBlock={queryBlock}
variableBlock={variableBlock}
externalToolBlock={externalToolBlock}
workflowVariableBlock={workflowVariableBlock}
/>
{
contextBlock?.show && (
<>
<ContextBlock {...contextBlock} />
<ContextBlockReplacementBlock {...contextBlock} />
</>
)
}
{
queryBlock?.show && (
<>
<QueryBlock {...queryBlock} />
<QueryBlockReplacementBlock />
</>
)
}
{
historyBlock?.show && (
<>
<HistoryBlock {...historyBlock} />
<HistoryBlockReplacementBlock {...historyBlock} />
</>
)
}
{
(variableBlock?.show || externalToolBlock?.show) && (
<>
<VariableBlock />
<VariableValueBlock />
</>
)
}
{
workflowVariableBlock?.show && (
<>
<WorkflowVariableBlock {...workflowVariableBlock} />
<WorkflowVariableBlockReplacementBlock {...workflowVariableBlock} />
</>
)
}
<OnChangePlugin onChange={handleEditorChange} />
<OnBlurBlock onBlur={onBlur} onFocus={onFocus} />
<UpdateBlock instanceId={instanceId} />
<HistoryPlugin />
{/* <TreeView /> */}
</div>
</LexicalComposer>
)
}
export default PromptEditor
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