diff --git a/admin/src/graphql/communityStatistics.js b/admin/src/graphql/communityStatistics.js new file mode 100644 index 000000000..868bfd02a --- /dev/null +++ b/admin/src/graphql/communityStatistics.js @@ -0,0 +1,15 @@ +import gql from 'graphql-tag' + +export const communityStatistics = gql` + query { + communityStatistics { + totalUsers + activeUsers + deletedUsers + totalGradidoCreated + totalGradidoDecayed + totalGradidoAvailable + totalGradidoUnbookedDecayed + } + } +` diff --git a/backend/src/auth/RIGHTS.ts b/backend/src/auth/RIGHTS.ts index 0152e89df..0d8252402 100644 --- a/backend/src/auth/RIGHTS.ts +++ b/backend/src/auth/RIGHTS.ts @@ -31,6 +31,7 @@ export enum RIGHTS { LIST_ALL_CONTRIBUTIONS = 'LIST_ALL_CONTRIBUTIONS', UPDATE_CONTRIBUTION = 'UPDATE_CONTRIBUTION', LIST_CONTRIBUTION_LINKS = 'LIST_CONTRIBUTION_LINKS', + COMMUNITY_STATISTICS = 'COMMUNITY_STATISTICS', SEARCH_ADMIN_USERS = 'SEARCH_ADMIN_USERS', // Admin SEARCH_USERS = 'SEARCH_USERS', diff --git a/backend/src/auth/ROLES.ts b/backend/src/auth/ROLES.ts index 434dc11a4..f14e77b17 100644 --- a/backend/src/auth/ROLES.ts +++ b/backend/src/auth/ROLES.ts @@ -30,6 +30,7 @@ export const ROLE_USER = new Role('user', [ RIGHTS.UPDATE_CONTRIBUTION, RIGHTS.SEARCH_ADMIN_USERS, RIGHTS.LIST_CONTRIBUTION_LINKS, + RIGHTS.COMMUNITY_STATISTICS, ]) export const ROLE_ADMIN = new Role('admin', Object.values(RIGHTS)) // all rights diff --git a/backend/src/graphql/model/CommunityStatistics.ts b/backend/src/graphql/model/CommunityStatistics.ts new file mode 100644 index 000000000..61354115c --- /dev/null +++ b/backend/src/graphql/model/CommunityStatistics.ts @@ -0,0 +1,26 @@ +import { ObjectType, Field } from 'type-graphql' +import Decimal from 'decimal.js-light' + +@ObjectType() +export class CommunityStatistics { + @Field(() => Number) + totalUsers: number + + @Field(() => Number) + activeUsers: number + + @Field(() => Number) + deletedUsers: number + + @Field(() => Decimal) + totalGradidoCreated: Decimal + + @Field(() => Decimal) + totalGradidoDecayed: Decimal + + @Field(() => Decimal) + totalGradidoAvailable: Decimal + + @Field(() => Decimal) + totalGradidoUnbookedDecayed: Decimal +} diff --git a/backend/src/graphql/resolver/StatisticsResolver.ts b/backend/src/graphql/resolver/StatisticsResolver.ts new file mode 100644 index 000000000..4c1500839 --- /dev/null +++ b/backend/src/graphql/resolver/StatisticsResolver.ts @@ -0,0 +1,77 @@ +import { Resolver, Query, Authorized } from 'type-graphql' +import { RIGHTS } from '@/auth/RIGHTS' +import { CommunityStatistics } from '@model/CommunityStatistics' +import { User as DbUser } from '@entity/User' +import { Transaction as DbTransaction } from '@entity/Transaction' +import { getConnection } from '@dbTools/typeorm' +import Decimal from 'decimal.js-light' +import { calculateDecay } from '@/util/decay' + +@Resolver() +export class StatisticsResolver { + @Authorized([RIGHTS.COMMUNITY_STATISTICS]) + @Query(() => CommunityStatistics) + async communityStatistics(): Promise { + const allUsers = await DbUser.find({ withDeleted: true }) + + let totalUsers = 0 + let activeUsers = 0 + let deletedUsers = 0 + + let totalGradidoAvailable: Decimal = new Decimal(0) + let totalGradidoUnbookedDecayed: Decimal = new Decimal(0) + + const receivedCallDate = new Date() + + for (let i = 0; i < allUsers.length; i++) { + if (allUsers[i].deletedAt) { + deletedUsers++ + } else { + totalUsers++ + const lastTransaction = await DbTransaction.findOne({ + where: { userId: allUsers[i].id }, + order: { balanceDate: 'DESC' }, + }) + if (lastTransaction) { + activeUsers++ + const decay = calculateDecay( + lastTransaction.balance, + lastTransaction.balanceDate, + receivedCallDate, + ) + if (decay) { + totalGradidoAvailable = totalGradidoAvailable.plus(decay.balance.toString()) + totalGradidoUnbookedDecayed = totalGradidoUnbookedDecayed.plus(decay.decay.toString()) + } + } + } + } + + const queryRunner = getConnection().createQueryRunner() + await queryRunner.connect() + + const { totalGradidoCreated } = await queryRunner.manager + .createQueryBuilder() + .select('SUM(transaction.amount) AS totalGradidoCreated') + .from(DbTransaction, 'transaction') + .where('transaction.typeId = 1') + .getRawOne() + + const { totalGradidoDecayed } = await queryRunner.manager + .createQueryBuilder() + .select('SUM(transaction.decay) AS totalGradidoDecayed') + .from(DbTransaction, 'transaction') + .where('transaction.decay IS NOT NULL') + .getRawOne() + + return { + totalUsers, + activeUsers, + deletedUsers, + totalGradidoCreated, + totalGradidoDecayed, + totalGradidoAvailable, + totalGradidoUnbookedDecayed, + } + } +}