129 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			TypeScript
		
	
	
			
		
		
	
	
			129 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			TypeScript
		
	
	
| import type { BaseOptionType, DefaultOptionType, RawValueType, FieldNames } from '../Select';
 | |
| import { warning } from '../../vc-util/warning';
 | |
| import type { FlattenOptionData } from '../interface';
 | |
| 
 | |
| function getKey(data: BaseOptionType, index: number) {
 | |
|   const { key } = data;
 | |
|   let value: RawValueType;
 | |
| 
 | |
|   if ('value' in data) {
 | |
|     ({ value } = data);
 | |
|   }
 | |
| 
 | |
|   if (key !== null && key !== undefined) {
 | |
|     return key;
 | |
|   }
 | |
|   if (value !== undefined) {
 | |
|     return value;
 | |
|   }
 | |
|   return `rc-index-key-${index}`;
 | |
| }
 | |
| 
 | |
| export function fillFieldNames(fieldNames: FieldNames | undefined, childrenAsData: boolean) {
 | |
|   const { label, value, options } = fieldNames || {};
 | |
| 
 | |
|   return {
 | |
|     label: label || (childrenAsData ? 'children' : 'label'),
 | |
|     value: value || 'value',
 | |
|     options: options || 'options',
 | |
|   };
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * Flat options into flatten list.
 | |
|  * We use `optionOnly` here is aim to avoid user use nested option group.
 | |
|  * Here is simply set `key` to the index if not provided.
 | |
|  */
 | |
| export function flattenOptions<OptionType extends BaseOptionType = DefaultOptionType>(
 | |
|   options: OptionType[],
 | |
|   { fieldNames, childrenAsData }: { fieldNames?: FieldNames; childrenAsData?: boolean } = {},
 | |
| ): FlattenOptionData<OptionType>[] {
 | |
|   const flattenList: FlattenOptionData<OptionType>[] = [];
 | |
| 
 | |
|   const {
 | |
|     label: fieldLabel,
 | |
|     value: fieldValue,
 | |
|     options: fieldOptions,
 | |
|   } = fillFieldNames(fieldNames, false);
 | |
| 
 | |
|   function dig(list: OptionType[], isGroupOption: boolean) {
 | |
|     list.forEach(data => {
 | |
|       const label = data[fieldLabel];
 | |
| 
 | |
|       if (isGroupOption || !(fieldOptions in data)) {
 | |
|         const value = data[fieldValue];
 | |
|         // Option
 | |
|         flattenList.push({
 | |
|           key: getKey(data, flattenList.length),
 | |
|           groupOption: isGroupOption,
 | |
|           data,
 | |
|           label,
 | |
|           value,
 | |
|         });
 | |
|       } else {
 | |
|         let grpLabel = label;
 | |
|         if (grpLabel === undefined && childrenAsData) {
 | |
|           grpLabel = data.label;
 | |
|         }
 | |
|         // Option Group
 | |
|         flattenList.push({
 | |
|           key: getKey(data, flattenList.length),
 | |
|           group: true,
 | |
|           data,
 | |
|           label: grpLabel,
 | |
|         });
 | |
| 
 | |
|         dig(data[fieldOptions], true);
 | |
|       }
 | |
|     });
 | |
|   }
 | |
| 
 | |
|   dig(options, false);
 | |
| 
 | |
|   return flattenList;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * Inject `props` into `option` for legacy usage
 | |
|  */
 | |
| export function injectPropsWithOption<T>(option: T): T {
 | |
|   const newOption = { ...option };
 | |
|   if (!('props' in newOption)) {
 | |
|     Object.defineProperty(newOption, 'props', {
 | |
|       get() {
 | |
|         warning(
 | |
|           false,
 | |
|           'Return type is option instead of Option instance. Please read value directly instead of reading from `props`.',
 | |
|         );
 | |
|         return newOption;
 | |
|       },
 | |
|     });
 | |
|   }
 | |
| 
 | |
|   return newOption;
 | |
| }
 | |
| 
 | |
| export function getSeparatedContent(text: string, tokens: string[]): string[] {
 | |
|   if (!tokens || !tokens.length) {
 | |
|     return null;
 | |
|   }
 | |
| 
 | |
|   let match = false;
 | |
| 
 | |
|   function separate(str: string, [token, ...restTokens]: string[]) {
 | |
|     if (!token) {
 | |
|       return [str];
 | |
|     }
 | |
| 
 | |
|     const list = str.split(token);
 | |
|     match = match || list.length > 1;
 | |
| 
 | |
|     return list
 | |
|       .reduce((prevList, unitStr) => [...prevList, ...separate(unitStr, restTokens)], [])
 | |
|       .filter(unit => unit);
 | |
|   }
 | |
| 
 | |
|   const list = separate(text, tokens);
 | |
|   return match ? list : null;
 | |
| }
 |