123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102
import { FLAG_METADATA, NO_FLAG_METADATA } from '../enum/index.ts'import { IFlagMetadata } from '../types.ts'import { hasSameType, logDebugSprintf } from '../utils/utils.ts'import { VisitorDelegate } from '../visitor/index.ts'import { FlagMetadata } from './FlagMetadata.ts'
export type FlagValue<S> = {  defaultValue: S,  userExposed?: boolean}
export interface IFlag<T>{  /**   * Return the current flag value if the flag key exists in Flagship and expose it if needed.   * @param visitorExposed Default True, if true it will report the flag exposure   */    getValue(visitorExposed?:boolean):T    /**     * Return true if the flag exists, false otherwise.     */    exists:()=>boolean
    /**     * Tells Flagship the user have been exposed and have seen this flag     * @deprecated use **visitorExposed** instead     */    userExposed:()=>Promise<void>
    /**     * Tells Flagship the visitor have been exposed and have seen this flag     * @returns     */    visitorExposed:()=>Promise<void>    /**     * Return The campaign metadata object.     */    metadata:IFlagMetadata}
export class Flag<T> implements IFlag<T> {  private _visitor:VisitorDelegate  private _key:string  // eslint-disable-next-line @typescript-eslint/no-explicit-any  private _defaultValue:any  constructor (param: {key:string, visitor:VisitorDelegate, defaultValue:T}) {    const { key, visitor, defaultValue } = param    this._key = key    this._visitor = visitor    this._defaultValue = defaultValue  }
  exists ():boolean {    const flagDTO = this._visitor.flagsData.get(this._key)    return !!(flagDTO?.campaignId && flagDTO.variationId && flagDTO.variationGroupId)  }
  get metadata ():IFlagMetadata {    const flagDTO = this._visitor.flagsData.get(this._key)    const metadata = new FlagMetadata({      campaignId: flagDTO?.campaignId || '',      campaignName: flagDTO?.campaignName || '',      variationGroupId: flagDTO?.variationGroupId || '',      variationGroupName: flagDTO?.variationGroupName || '',      variationId: flagDTO?.variationId || '',      variationName: flagDTO?.variationName || '',      isReference: !!flagDTO?.isReference,      campaignType: flagDTO?.campaignType || '',      slug: flagDTO?.slug    })
    if (!flagDTO) {      logDebugSprintf(this._visitor.config, FLAG_METADATA, NO_FLAG_METADATA, this._visitor.visitorId, this._key, metadata)      return metadata    }
    return this._visitor.getFlagMetadata({      metadata,      hasSameType: flagDTO.value === null || this._defaultValue === null || this._defaultValue === undefined || hasSameType(flagDTO.value, this._defaultValue),      key: flagDTO.key    })  }
  userExposed ():Promise<void> {    return this.visitorExposed()  }
  visitorExposed () : Promise<void> {    const flagDTO = this._visitor.flagsData.get(this._key)    return this._visitor.visitorExposed({ key: this._key, flag: flagDTO, defaultValue: this._defaultValue })  }
  getValue (userExposed = true) : T {    const flagDTO = this._visitor.flagsData.get(this._key)    return this._visitor.getFlagValue({      key: this._key,      defaultValue: this._defaultValue,      flag: flagDTO,      userExposed    })  }}