TypeScript lodash.keyBy函数代码示例

async function exportDraft(access: Access, nameMap?: NameMap): Promise<DraftExport> {
  const [_users, _golfers, draft, chatMessages] = await Promise.all([
    getUsers(),
    access.getGolfers(),
    access.getDraft(),
    access.getChatMessages()
  ]);
  
  // Back-compat
  ensureReplaceAllKeys(draft.picks, 'player', 'user');
  ensureReplaceAllKeys(chatMessages, 'player', 'user');

  const users = nameMap || keyBy(_users, u => u._id.toString());
  const golfers = keyBy(_golfers, g => g._id.toString());

  const draftPicks = sortBy(draft.picks, dp => dp.pickNumber).map(dp => ({
    user: ensureTruthy(users[dp.user.toString()], `User not found: ${dp.user}`)['name'],
    golfer: ensureTruthy(golfers[dp.golfer.toString()], `Golfer not found: ${dp.golfer}`)['name'],
    pickNumber: dp.pickNumber
  }));

  const chatMessagesExport = sortBy(chatMessages, msg => msg.date).map(msg => ({
    user: msg.user ? users[msg.user.toString()]['name'] : null,
    isBot: !!msg.isBot,
    message: msg.message,
    date: msg.date.toISOString()
  }));

  return { draftPicks, chatMessages: chatMessagesExport };
}

function handleLoadUserThreadsAction(state: StoreData,
                                     action: UserThreadsLoadedAction): StoreData {
  return  {
    participants: _.keyBy(action.payload.participants, 'id'),
    messages: _.keyBy(action.payload.messages, 'id'),
    threads: _.keyBy(action.payload.threads, 'id')
  };
}

 vm.$onInit = ()=> {
   vm.events = _.map(vm.events, (ev: string)=> {return ev.toUpperCase()});
   vm.apisById = _.keyBy(vm.apis, "id");
   vm.applicationsById = _.keyBy(vm.applications, "id");
   vm.query = new AuditQuery();
   vm.onPaginate = vm.onPaginate.bind(this);
   AuditService.list(null, vm.api).then(response =>
     vm.handleAuditResponseData(response.data)
   );
 };

export function makeGeneticTrackTooltip_getCoverageInformation(
    profiled_in: {genePanelId?:string, molecularProfileId:string}[]|undefined,
    not_profiled_in: {genePanelId?:string, molecularProfileId:string}[]|undefined,
    alterationTypesInQuery?: string[],
    molecularProfileIdToMolecularProfile?: {[molecularProfileId:string]:MolecularProfile}
):{
    dispProfiledGenePanelIds: string[];
    dispNotProfiledGenePanelIds: string[];
    dispProfiledIn: string[]|undefined;
    dispNotProfiledIn: string[]|undefined;
    dispAllProfiled:boolean;
    dispNotProfiled:boolean;
} {
    let dispProfiledGenePanelIds:string[] = [];
    let dispProfiledGenePanelIdsMap:{[genePanelId:string]:string} = {};
    let dispProfiledIn:string[]|undefined = undefined;
    let dispProfiledInMap:{[molecularProfileId:string]:string} = {};
    let dispNotProfiledIn:string[]|undefined = undefined;
    let dispNotProfiledGenePanelIds:string[] = [];
    let profiledInTypes:{[type:string]:string}|undefined = undefined;
    if (profiled_in) {
        dispProfiledGenePanelIds = _.uniq((profiled_in.map(x=>x.genePanelId) as (string|undefined)[]).filter(x=>!!x) as string[]);
        dispProfiledIn = _.uniq(profiled_in.map(x=>x.molecularProfileId));
        if (molecularProfileIdToMolecularProfile) {
            profiledInTypes = _.keyBy(dispProfiledIn, molecularProfileId=>molecularProfileIdToMolecularProfile[molecularProfileId].molecularAlterationType);
        }
        dispProfiledInMap = _.keyBy(dispProfiledIn);
        dispProfiledGenePanelIdsMap = _.keyBy(dispProfiledGenePanelIds);
    }
    if (not_profiled_in) {
        dispNotProfiledIn = _.uniq(not_profiled_in.map(x=>x.molecularProfileId)).filter(x=>!dispProfiledInMap[x]); // filter out profiles in profiled_in to avoid confusing tooltip (this occurs e.g. w multiple samples, one profiled one not)
        if (profiledInTypes && alterationTypesInQuery && molecularProfileIdToMolecularProfile) {
            let notProfiledInTypes = _.keyBy(dispNotProfiledIn, molecularProfileId=>molecularProfileIdToMolecularProfile[molecularProfileId].molecularAlterationType);
            // add an entry to 'not profiled in' for each alteration type in the query iff the sample is not profiled in a profile of that type, and that type is not already accounted for.
            // This is for the case of multiple study query - eg one study has CNA profile, the other doesnt, and we want to show in a tooltip from the other study that
            //      the sample is not profiled for CNA. If the study actually has a CNA profile, then we wont show "not profiled for copy number alterations" because
            //      that will be filtered out below because its in profiledInTypes or notProfiledInTypes. Otherwise, CNA will be in alterationTypesInQuery,
            //      and it wont be covered in profiledInTypes or notProfiledInTypes, so it will make sense to say "copy number alterations" in that generality.
            dispNotProfiledIn = dispNotProfiledIn.concat(alterationTypesInQuery.filter(t=>(!profiledInTypes![t] && !notProfiledInTypes[t])).map(t=>alterationTypeToProfiledForText[t]));
        }
        dispNotProfiledGenePanelIds = _.uniq(not_profiled_in.map(x=>x.genePanelId)).filter(x=>(!!x && !dispProfiledGenePanelIdsMap[x])) as string[] ;
    }
    const dispAllProfiled = !!(dispProfiledIn && dispProfiledIn.length && dispNotProfiledIn && !dispNotProfiledIn.length);
    const dispNotProfiled = !!(dispNotProfiledIn && dispNotProfiledIn.length && dispProfiledIn && !dispProfiledIn.length);
    return {
        dispProfiledGenePanelIds, dispNotProfiledGenePanelIds, dispProfiledIn, dispNotProfiledIn, dispAllProfiled, dispNotProfiled
    };
}

}).then(result => {
    console.log(`Saving ${result.tracks.length} values`);

    const tracks:Track[] = _.map(result.tracks, (t:Track) => {
        const keyKml = push('kmls', t.kml).key;
        t.kml = keyKml;
        const keyTrack = push('tracks', _.omit(t, ['idMongo', 'idFirebase'])).key;
        t.idFirebase = keyTrack;
        return t;
    });


    const tracksByIdMongo = _.keyBy(tracks, t => t.idMongo);

    const mongo2firebase = (id:string):string => {
        if (!id) return null;
        const track:Track = tracksByIdMongo[id];
        if (!track) return null;
        return track.idFirebase;
    };

    // convert loop ids from mongo to firebase
    _.each(result.events, e => {
        e.loop1 = mongo2firebase(e.loop1);
        e.loop2 = mongo2firebase(e.loop2);
        e.loop3 = mongo2firebase(e.loop3);
        push('events', e);
    });
}).catch((err:MongoError|firebase.FirebaseError)=> {

export default function(state: Languages = {}, action: Action): Languages {
  if (action.type === 'RECEIVE_LANGUAGES') {
    return keyBy(action.languages, 'key');
  }

  return state;
}

export function createAndMergeRouters(
  kiln: IKiln,
  routerMap: IRouterMap,
  swaggerOverrides?: Partial<SwaggerSpec>,
): IRouter {
  const models = keyBy(kiln.getModels(), kilnModel => kilnModel.name)
  const router = express.Router()
  const routes: IRouterRoute[] = []
  forEach(routerMap, (routerOrOptions, prefix) => {
    let subRouter = routerOrOptions as IRouter
    if (!Array.isArray(routerOrOptions.routes)) {
      const routerOptions = routerOrOptions as IRouterOptions
      if (routerOptions.modelName) {
        const kilnModel = models[routerOptions.modelName]
        const databaseExtension = routerOptions.databaseExtension || DEFAULT_DATABASE_EXTENSION
        const executor = kiln.build<IDatabaseExecutor>(routerOptions.modelName, databaseExtension)
        subRouter = createRouter(routerOptions, kilnModel, executor)
      } else {
        subRouter = createRouter(routerOptions)
      }
    }

    router.use(prefix, subRouter.router)
    subRouter.routes.forEach(route => {
      routes.push({...route, path: `${prefix}${route.path}`})
    })
  })

  const mergedRouter = {router, routes}
  const swagger = buildSpecification(kiln, mergedRouter, swaggerOverrides)
  router.get('/swagger.json', createSwaggerSpecHandler(swagger))
  router.get('/docs', createSwaggerUIHandler(swagger, './swagger.json'))
  return mergedRouter
}

export async function getIndexableCharts(): Promise<ChartItemWithTags[]> {
    const chartItems = await db.query(`SELECT id, config->>"$.slug" AS slug, config->>"$.title" AS title FROM charts WHERE publishedAt IS NOT NULL`)

    const chartTags = await db.query(`
        SELECT ct.chartId, ct.tagId, t.name as tagName, t.parentId as tagParentId FROM chart_tags ct
        JOIN charts c ON c.id=ct.chartId
        JOIN tags t ON t.id=ct.tagId
    `)

    for (const c of chartItems) {
        c.tags = []
    }

    const chartsById = _.keyBy(chartItems, c => c.id)

    for (const ct of chartTags) {
        // XXX hardcoded filtering to public parent tags
        if ([1515, 1507, 1513, 1504, 1502, 1509, 1506, 1501, 1514, 1511, 1500, 1503, 1505, 1508, 1512, 1510].indexOf(ct.tagParentId) === -1)
            continue

        const c = chartsById[ct.chartId]
        if (c)
            c.tags.push({ id: ct.tagId, name: ct.tagName })
    }

    return chartItems
}

const reducer = (state: Languages = {}, action: any = {}) => {
  if (action.type === RECEIVE_LANGUAGES) {
    return keyBy(action.languages, 'key');
  }

  return state;
};

  async run() {
    this.logger.info(
      `Getting exams for all modules in ${this.academicYear} semester ${this.semester}`,
    );
    const term = getTermCode(this.semester, this.academicYear);

    // Make API requests to get the exam info
    let rawExams: ModuleExam[];
    try {
      rawExams = await cacheDownload(
        'exams',
        () => this.api.getTermExams(term),
        this.examCache,
        this.logger,
      );
    } catch (e) {
      throw new TaskError('Cannot get exam data', this, e);
    }

    // Try to filter out invalid exams
    const [validExams, invalidExams] = partition(rawExams, (exam) =>
      validateExam(exam, this.logger),
    );
    if (invalidExams.length > 0) {
      this.logger.warn({ invalidExams }, `Removed invalid exams`);
    }

    const exams = mapValues(keyBy(validExams, (exam) => exam.module), mapExamInfo);
    this.logger.info(`Downloaded ${rawExams.length} exams`);

    return exams;
  }

export function populateSampleSpecificationsFromVirtualStudies(samplesSpecification:SamplesSpecificationElement[], virtualStudies:VirtualStudy[]){

    const virtualStudiesKeyedById = _.keyBy(virtualStudies,(virtualStudy)=>virtualStudy.id);

    // remove specs for virtual studies (since they mean nothing to api)
    // and then populate with ids
    samplesSpecification = _.filter(samplesSpecification,(spec)=>!virtualStudiesKeyedById[spec.studyId]);

    const allVirtualStudySampleSpecs = _.flatMapDeep(virtualStudies.map((virtualStudy)=>{
        return virtualStudy.data.studies.map((study)=>{
            return study.samples.map((sampleId)=>{
                return {
                    studyId:study.id,
                    sampleListId:undefined,
                    sampleId:sampleId
                } as SamplesSpecificationElement
            })
        }) as SamplesSpecificationElement[][];
    }));

    // ts not resolving type above and not sure why, so cast it
    samplesSpecification = samplesSpecification.concat(allVirtualStudySampleSpecs as SamplesSpecificationElement[]);

    return samplesSpecification;

}

function makeProfiledData(
    attribute: ExtendedClinicalAttribute,
    samples:Sample[],
    coverageInformation:CoverageInformation,
):ClinicalData[] {
    const molecularProfileIds = attribute.molecularProfileIds!;
    const ret = [];
    for (const sample of samples) {
        const coverageInfo = coverageInformation.samples[sample.uniqueSampleKey];
        if (!coverageInfo) {
            continue;
        }
        const allCoverage:{ molecularProfileId:string }[] =
            (_.flatten(_.values(coverageInfo.byGene)) as { molecularProfileId:string }[]).concat(coverageInfo.allGenes);
        const coveredMolecularProfiles = _.keyBy(allCoverage, "molecularProfileId");
        const profiled = _.some(molecularProfileIds, molecularProfileId=>(molecularProfileId in coveredMolecularProfiles));
        if (profiled) {
            ret.push({
                clinicalAttribute: attribute as ClinicalAttribute,
                clinicalAttributeId: attribute.clinicalAttributeId,
                patientId: sample.patientId,
                sampleId: sample.sampleId,
                studyId: sample.studyId,
                uniquePatientKey: sample.uniquePatientKey,
                uniqueSampleKey: sample.uniqueSampleKey,
                value: "Yes"
            });
        }
    }
    return ret;
}

 return $q.all(_.map(assignableBadgePaths, (b) => adhHttp.get(b).then(extractBadge))).then((badges : any) => {
     scope.badges = _.keyBy(badges, "path");
     var groupPaths : string[]  = _.union.apply(_, _.map(badges, "groups"));
     return $q.all(_.map(groupPaths, (g) => adhHttp.get(g))).then((result) => {
         scope.badgeGroups = _.keyBy(_.map(result, extractGroup), "path");
         scope.badgesByGroup = collectBadgesByGroup(groupPaths, badges);
     });
 });

export async function getMarketsInfo(db: Knex, augur: {}, params: t.TypeOf<typeof MarketsInfoParams>): Promise<UIMarketsInfo<string>> {
  if (params.marketIds == null || ! _.isArray(params.marketIds) ) throw new Error("must include marketIds parameter");
  const marketInfoComplete: Array<UIMarketInfo<string>> = await batchAndCombine(params.marketIds, _.partial(getUIMarketsInfo, db));
  const marketsInfoByMarket = _.keyBy(marketInfoComplete, (r): string => r.id);
  return _.map(params.marketIds, (marketId: string): UIMarketInfo<string>|null => {
    return marketsInfoByMarket[marketId] || null;
  });
}

function updateExpansionTracks<
    TrackSpecType extends {key: string},
    RuleSetRepMap
>(
    nextParentSpec: {key: string, expansionTrackList?: TrackSpecType[]} | undefined,
    prevParentSpec: {key: string, expansionTrackList?: TrackSpecType[]} | undefined,
    getTrackSpecKeyToTrackId: () => {[key: string]: TrackId},
    getMolecularProfileMap: () => (
        {[molecularProfileId: string]: MolecularProfile} | undefined
    ),
    oncoprint: OncoprintJS<any>,
    nextProps: IOncoprintProps,
    prevProps: Partial<IOncoprintProps>,
    trackIdForRuleSetSharing: RuleSetRepMap,
    transitionFunction: (
        expansionTrackSpec: TrackSpecType | undefined,
        prevExpansionTrackSpec: TrackSpecType,
        getTrackSpecKeyToTrackId: () => {[key: string]: TrackId},
        getMolecularProfileMap: () => (
            {[molecularProfileId: string]: MolecularProfile} | undefined
        ),
        oncoprint: OncoprintJS<any>,
        nextProps: IOncoprintProps,
        prevProps: Partial<IOncoprintProps>,
        trackIdForRuleSetSharing: RuleSetRepMap,
        expansionParentKey?: string
    ) => void
) {
    const expansionTrackList = (prevParentSpec && prevParentSpec.expansionTrackList
        ? prevParentSpec.expansionTrackList
        : []
    );
    const nextExpansionTracks = (nextParentSpec && nextParentSpec.expansionTrackList
        ? nextParentSpec.expansionTrackList
        : []
    );
    const prevExpansionTracks = _.keyBy(expansionTrackList, track => track.key);
    for (const track of nextExpansionTracks) {
        // nextParentSpec cannot be undefined, or we wouldn't have entered
        // this loop
        transitionFunction(
            track, prevExpansionTracks[track.key], getTrackSpecKeyToTrackId,
            getMolecularProfileMap, oncoprint, nextProps, prevProps,
            trackIdForRuleSetSharing, nextParentSpec!.key
        );
        delete prevExpansionTracks[track.key];
    }
    for (const track of expansionTrackList) {
        if (prevExpansionTracks.hasOwnProperty(track.key)) {
            // if its still there, then this track no longer exists
            transitionFunction(
                undefined, prevExpansionTracks[track.key], getTrackSpecKeyToTrackId,
                getMolecularProfileMap, oncoprint, nextProps, prevProps,
                trackIdForRuleSetSharing
            );
        }
    }
}