66 lines
2.6 KiB
Swift
66 lines
2.6 KiB
Swift
//
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// APIService+Relationship.swift
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// Mastodon
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//
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// Created by MainasuK Cirno on 2021-4-1.
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//
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import UIKit
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import Combine
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import CoreData
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import CoreDataStack
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import CommonOSLog
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import MastodonSDK
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extension APIService {
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func relationship(
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domain: String,
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accountIDs: [Mastodon.Entity.Account.ID],
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authorizationBox: MastodonAuthenticationBox
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) -> AnyPublisher<Mastodon.Response.Content<[Mastodon.Entity.Relationship]>, Error> {
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let authorization = authorizationBox.userAuthorization
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let requestMastodonUserID = authorizationBox.userID
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let query = Mastodon.API.Account.RelationshipQuery(
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ids: accountIDs
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)
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return Mastodon.API.Account.relationships(
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session: session,
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domain: domain,
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query: query,
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authorization: authorization
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)
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.flatMap { response -> AnyPublisher<Mastodon.Response.Content<[Mastodon.Entity.Relationship]>, Error> in
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let managedObjectContext = self.backgroundManagedObjectContext
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return managedObjectContext.performChanges {
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let requestMastodonUserRequest = MastodonUser.sortedFetchRequest
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requestMastodonUserRequest.predicate = MastodonUser.predicate(domain: domain, id: requestMastodonUserID)
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requestMastodonUserRequest.fetchLimit = 1
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guard let requestMastodonUser = managedObjectContext.safeFetch(requestMastodonUserRequest).first else { return }
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let lookUpMastodonUserRequest = MastodonUser.sortedFetchRequest
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lookUpMastodonUserRequest.predicate = MastodonUser.predicate(domain: domain, ids: accountIDs)
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lookUpMastodonUserRequest.fetchLimit = accountIDs.count
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let lookUpMastodonusers = managedObjectContext.safeFetch(lookUpMastodonUserRequest)
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for user in lookUpMastodonusers {
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guard let entity = response.value.first(where: { $0.id == user.id }) else { continue }
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APIService.CoreData.update(user: user, entity: entity, requestMastodonUser: requestMastodonUser, domain: domain, networkDate: response.networkDate)
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}
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}
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.tryMap { result -> Mastodon.Response.Content<[Mastodon.Entity.Relationship]> in
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switch result {
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case .success:
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return response
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case .failure(let error):
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throw error
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}
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}
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.eraseToAnyPublisher()
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}
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.eraseToAnyPublisher()
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}
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}
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