'use client';
import { FieldDescription, FieldLabel, useField } from '@payloadcms/ui';
import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react';
import { Mention, MentionsInput } from 'react-mentions/dist/react-mentions.cjs.js';
import { useInstructions } from '../../providers/InstructionsProvider/useInstructions.js';
import { defaultStyle } from './defaultStyle.js';
export const PromptEditorField = (props) => {
    const { field, path: pathFromContext } = props;
    const { setValue, value: payloadValue } = useField({
        path: pathFromContext,
    });
    const [localValue, setLocalValue] = useState(payloadValue || '');
    const hasInitialized = useRef(false);
    const { promptEditorSuggestions } = useInstructions();
    const suggestions = useMemo(() => promptEditorSuggestions.map((suggestion) => ({
        id: suggestion,
        display: suggestion,
    })), [promptEditorSuggestions]);
    useEffect(() => {
        if (!hasInitialized.current || payloadValue === '') {
            setLocalValue(payloadValue || '');
            hasInitialized.current = true;
        }
    }, [payloadValue]);
    const handleChange = useCallback((e) => {
        setLocalValue(e.target.value);
    }, []);
    const handleBlur = useCallback(() => {
        setValue(localValue);
    }, [localValue, setValue]);
    const displayTransform = useCallback((id) => `{{ ${id} }}`, []);
    return (<div className="field-type textarea">
      <FieldLabel label={field.label}/>
      <MentionsInput onBlur={handleBlur} onChange={handleChange} placeholder="Type your prompt using {{ fieldName }} variables..." style={defaultStyle} value={localValue}>
        <Mention data={suggestions} displayTransform={displayTransform} markup="{{__id__}}" style={{
            backgroundColor: 'var(--theme-elevation-100)',
            padding: '2px 0',
        }} trigger="{"/>
      </MentionsInput>
      <FieldDescription description={field?.admin?.description} path=""/>
    </div>);
};