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Make code formatting in ArticlesTable match current style. Also: normalize MARK comments.

This commit is contained in:
Brent Simmons 2019-07-08 21:35:29 -07:00
parent 011054b345
commit 72fa80956a
1 changed files with 21 additions and 54 deletions
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75
Frameworks/ArticlesDatabase/ArticlesTable.swift
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@ -45,7 +45,7 @@ final class ArticlesTable: DatabaseTable {
self.attachmentsLookupTable = DatabaseLookupTable(name: DatabaseTableName.attachmentsLookup, objectIDKey: DatabaseKey.articleID, relatedObjectIDKey: DatabaseKey.attachmentID, relatedTable: attachmentsTable, relationshipName: RelationshipName.attachments) self.attachmentsLookupTable = DatabaseLookupTable(name: DatabaseTableName.attachmentsLookup, objectIDKey: DatabaseKey.articleID, relatedObjectIDKey: DatabaseKey.attachmentID, relatedTable: attachmentsTable, relationshipName: RelationshipName.attachments)
} }
// MARK: - Fetch Articles for Feed // MARK: - Fetching Articles for Feed
func fetchArticles(_ feedID: String) -> Set<Article> { func fetchArticles(_ feedID: String) -> Set<Article> {
return fetchArticles{ self.fetchArticlesForFeedID(feedID, withLimits: true, $0) } return fetchArticles{ self.fetchArticlesForFeedID(feedID, withLimits: true, $0) }
@ -59,7 +59,7 @@ final class ArticlesTable: DatabaseTable {
return fetchArticlesWithWhereClause(database, whereClause: "articles.feedID = ?", parameters: [feedID as AnyObject], withLimits: withLimits) return fetchArticlesWithWhereClause(database, whereClause: "articles.feedID = ?", parameters: [feedID as AnyObject], withLimits: withLimits)
} }
// MARK: - Fetch Articles by articleID // MARK: - Fetching Articles by articleID
func fetchArticles(articleIDs: Set<String>) -> Set<Article> { func fetchArticles(articleIDs: Set<String>) -> Set<Article> {
return fetchArticles{ self.fetchArticles(articleIDs: articleIDs, $0) } return fetchArticles{ self.fetchArticles(articleIDs: articleIDs, $0) }
@ -79,7 +79,7 @@ final class ArticlesTable: DatabaseTable {
return fetchArticlesWithWhereClause(database, whereClause: whereClause, parameters: parameters, withLimits: false) return fetchArticlesWithWhereClause(database, whereClause: whereClause, parameters: parameters, withLimits: false)
} }
// MARK: - Fetch Unread Articles // MARK: - Fetching Unread Articles
func fetchUnreadArticles(_ feedIDs: Set<String>) -> Set<Article> { func fetchUnreadArticles(_ feedIDs: Set<String>) -> Set<Article> {
return fetchArticles{ self.fetchUnreadArticles(feedIDs, $0) } return fetchArticles{ self.fetchUnreadArticles(feedIDs, $0) }
@ -100,7 +100,7 @@ final class ArticlesTable: DatabaseTable {
return fetchArticlesWithWhereClause(database, whereClause: whereClause, parameters: parameters, withLimits: true) return fetchArticlesWithWhereClause(database, whereClause: whereClause, parameters: parameters, withLimits: true)
} }
// MARK: - Fetch Today Articles // MARK: - Fetching Today Articles
func fetchTodayArticles(_ feedIDs: Set<String>) -> Set<Article> { func fetchTodayArticles(_ feedIDs: Set<String>) -> Set<Article> {
return fetchArticles{ self.fetchTodayArticles(feedIDs, $0) } return fetchArticles{ self.fetchTodayArticles(feedIDs, $0) }
@ -124,7 +124,7 @@ final class ArticlesTable: DatabaseTable {
return fetchArticlesWithWhereClause(database, whereClause: whereClause, parameters: parameters, withLimits: false) return fetchArticlesWithWhereClause(database, whereClause: whereClause, parameters: parameters, withLimits: false)
} }
// MARK: - Fetch Starred Articles // MARK: - Fetching Starred Articles
func fetchStarredArticles(_ feedIDs: Set<String>) -> Set<Article> { func fetchStarredArticles(_ feedIDs: Set<String>) -> Set<Article> {
return fetchArticles{ self.fetchStarredArticles(feedIDs, $0) } return fetchArticles{ self.fetchStarredArticles(feedIDs, $0) }
@ -145,7 +145,7 @@ final class ArticlesTable: DatabaseTable {
return fetchArticlesWithWhereClause(database, whereClause: whereClause, parameters: parameters, withLimits: false) return fetchArticlesWithWhereClause(database, whereClause: whereClause, parameters: parameters, withLimits: false)
} }
// MARK: - Fetch Search Articles // MARK: - Fetching Search Articles
func fetchArticlesMatching(_ searchString: String, _ feedIDs: Set<String>) -> Set<Article> { func fetchArticlesMatching(_ searchString: String, _ feedIDs: Set<String>) -> Set<Article> {
var articles: Set<Article> = Set<Article>() var articles: Set<Article> = Set<Article>()
@ -180,7 +180,7 @@ final class ArticlesTable: DatabaseTable {
return articles.filter{ feedIDs.contains($0.feedID) } return articles.filter{ feedIDs.contains($0.feedID) }
} }
// MARK: - Fetch Articles for Indexer // MARK: - Fetching Articles for Indexer
func fetchArticleSearchInfos(_ articleIDs: Set<String>, in database: FMDatabase) -> Set<ArticleSearchInfo>? { func fetchArticleSearchInfos(_ articleIDs: Set<String>, in database: FMDatabase) -> Set<ArticleSearchInfo>? {
let parameters = articleIDs.map { $0 as AnyObject } let parameters = articleIDs.map { $0 as AnyObject }
@ -207,10 +207,9 @@ final class ArticlesTable: DatabaseTable {
return nil return nil
} }
// MARK: Updating // MARK: - Updating
func update(_ feedID: String, _ parsedItems: Set<ParsedItem>, _ read: Bool, _ completion: @escaping UpdateArticlesWithFeedCompletionBlock) { func update(_ feedID: String, _ parsedItems: Set<ParsedItem>, _ read: Bool, _ completion: @escaping UpdateArticlesWithFeedCompletionBlock) {
if parsedItems.isEmpty { if parsedItems.isEmpty {
completion(nil, nil) completion(nil, nil)
return return
@ -228,7 +227,6 @@ final class ArticlesTable: DatabaseTable {
let articleIDs = Set(parsedItems.map { $0.articleID }) let articleIDs = Set(parsedItems.map { $0.articleID })
self.queue.update { (database) in self.queue.update { (database) in
let statusesDictionary = self.statusesTable.ensureStatusesForArticleIDs(articleIDs, read, database) //1 let statusesDictionary = self.statusesTable.ensureStatusesForArticleIDs(articleIDs, read, database) //1
assert(statusesDictionary.count == articleIDs.count) assert(statusesDictionary.count == articleIDs.count)
@ -264,7 +262,7 @@ final class ArticlesTable: DatabaseTable {
if articleIDs.isEmpty { if articleIDs.isEmpty {
return return
} }
DispatchQueue.main.async() { DispatchQueue.main.async {
self.searchTable.ensureIndexedArticles(for: articleIDs) self.searchTable.ensureIndexedArticles(for: articleIDs)
} }
} }
@ -278,10 +276,9 @@ final class ArticlesTable: DatabaseTable {
} }
} }
// MARK: Unread Counts // MARK: - Unread Counts
func fetchUnreadCounts(_ feedIDs: Set<String>, _ completion: @escaping UnreadCountCompletionBlock) { func fetchUnreadCounts(_ feedIDs: Set<String>, _ completion: @escaping UnreadCountCompletionBlock) {
if feedIDs.isEmpty { if feedIDs.isEmpty {
completion(UnreadCountDictionary()) completion(UnreadCountDictionary())
return return
@ -290,19 +287,17 @@ final class ArticlesTable: DatabaseTable {
var unreadCountDictionary = UnreadCountDictionary() var unreadCountDictionary = UnreadCountDictionary()
queue.fetch { (database) in queue.fetch { (database) in
for feedID in feedIDs { for feedID in feedIDs {
unreadCountDictionary[feedID] = self.fetchUnreadCount(feedID, database) unreadCountDictionary[feedID] = self.fetchUnreadCount(feedID, database)
} }
DispatchQueue.main.async() { DispatchQueue.main.async {
completion(unreadCountDictionary) completion(unreadCountDictionary)
} }
} }
} }
func fetchUnreadCount(_ feedIDs: Set<String>, _ since: Date, _ callback: @escaping (Int) -> Void) { func fetchUnreadCount(_ feedIDs: Set<String>, _ since: Date, _ callback: @escaping (Int) -> Void) {
// Get unread count for today, for instance. // Get unread count for today, for instance.
if feedIDs.isEmpty { if feedIDs.isEmpty {
@ -311,7 +306,6 @@ final class ArticlesTable: DatabaseTable {
} }
queue.fetch { (database) in queue.fetch { (database) in
let placeholders = NSString.rs_SQLValueList(withPlaceholders: UInt(feedIDs.count))! let placeholders = NSString.rs_SQLValueList(withPlaceholders: UInt(feedIDs.count))!
let sql = "select count(*) from articles natural join statuses where feedID in \(placeholders) and (datePublished > ? or (datePublished is null and dateArrived > ?)) and read=0 and userDeleted=0;" let sql = "select count(*) from articles natural join statuses where feedID in \(placeholders) and (datePublished > ? or (datePublished is null and dateArrived > ?)) and read=0 and userDeleted=0;"
@ -322,24 +316,22 @@ final class ArticlesTable: DatabaseTable {
let unreadCount = self.numberWithSQLAndParameters(sql, parameters, in: database) let unreadCount = self.numberWithSQLAndParameters(sql, parameters, in: database)
DispatchQueue.main.async() { DispatchQueue.main.async {
callback(unreadCount) callback(unreadCount)
} }
} }
} }
func fetchAllUnreadCounts(_ completion: @escaping UnreadCountCompletionBlock) { func fetchAllUnreadCounts(_ completion: @escaping UnreadCountCompletionBlock) {
// Returns only where unreadCount > 0. // Returns only where unreadCount > 0.
let cutoffDate = articleCutoffDate let cutoffDate = articleCutoffDate
queue.fetch { (database) in queue.fetch { (database) in
let sql = "select distinct feedID, count(*) from articles natural join statuses where read=0 and userDeleted=0 and (starred=1 or dateArrived>?) group by feedID;" let sql = "select distinct feedID, count(*) from articles natural join statuses where read=0 and userDeleted=0 and (starred=1 or dateArrived>?) group by feedID;"
guard let resultSet = database.executeQuery(sql, withArgumentsIn: [cutoffDate]) else { guard let resultSet = database.executeQuery(sql, withArgumentsIn: [cutoffDate]) else {
DispatchQueue.main.async() { DispatchQueue.main.async {
completion(UnreadCountDictionary()) completion(UnreadCountDictionary())
} }
return return
@ -353,34 +345,32 @@ final class ArticlesTable: DatabaseTable {
} }
} }
DispatchQueue.main.async() { DispatchQueue.main.async {
completion(d) completion(d)
} }
} }
} }
func fetchStarredAndUnreadCount(_ feedIDs: Set<String>, _ callback: @escaping (Int) -> Void) { func fetchStarredAndUnreadCount(_ feedIDs: Set<String>, _ callback: @escaping (Int) -> Void) {
if feedIDs.isEmpty { if feedIDs.isEmpty {
callback(0) callback(0)
return return
} }
queue.fetch { (database) in queue.fetch { (database) in
let placeholders = NSString.rs_SQLValueList(withPlaceholders: UInt(feedIDs.count))! let placeholders = NSString.rs_SQLValueList(withPlaceholders: UInt(feedIDs.count))!
let sql = "select count(*) from articles natural join statuses where feedID in \(placeholders) and read=0 and starred=1 and userDeleted=0;" let sql = "select count(*) from articles natural join statuses where feedID in \(placeholders) and read=0 and starred=1 and userDeleted=0;"
let parameters = Array(feedIDs) as [Any] let parameters = Array(feedIDs) as [Any]
let unreadCount = self.numberWithSQLAndParameters(sql, parameters, in: database) let unreadCount = self.numberWithSQLAndParameters(sql, parameters, in: database)
DispatchQueue.main.async() { DispatchQueue.main.async {
callback(unreadCount) callback(unreadCount)
} }
} }
} }
// MARK: Status // MARK: - Statuses
func fetchUnreadArticleIDs(_ callback: @escaping (Set<String>) -> Void) { func fetchUnreadArticleIDs(_ callback: @escaping (Set<String>) -> Void) {
statusesTable.fetchUnreadArticleIDs(callback) statusesTable.fetchUnreadArticleIDs(callback)
@ -402,7 +392,7 @@ final class ArticlesTable: DatabaseTable {
return statuses return statuses
} }
// MARK: Indexing // MARK: - Indexing
func indexUnindexedArticles() { func indexUnindexedArticles() {
queue.fetch { (database) in queue.fetch { (database) in
@ -427,7 +417,7 @@ final class ArticlesTable: DatabaseTable {
private extension ArticlesTable { private extension ArticlesTable {
// MARK: Fetching // MARK: - Fetching
private func fetchArticles(_ fetchMethod: @escaping ArticlesFetchMethod) -> Set<Article> { private func fetchArticles(_ fetchMethod: @escaping ArticlesFetchMethod) -> Set<Article> {
var articles = Set<Article>() var articles = Set<Article>()
@ -447,7 +437,6 @@ private extension ArticlesTable {
} }
func articlesWithResultSet(_ resultSet: FMResultSet, _ database: FMDatabase) -> Set<Article> { func articlesWithResultSet(_ resultSet: FMResultSet, _ database: FMDatabase) -> Set<Article> {
// 1. Create DatabaseArticles without related objects. // 1. Create DatabaseArticles without related objects.
// 2. Then fetch the related objects, given the set of articleIDs. // 2. Then fetch the related objects, given the set of articleIDs.
// 3. Then create set of Articles with DatabaseArticles and related objects and return it. // 3. Then create set of Articles with DatabaseArticles and related objects and return it.
@ -485,7 +474,6 @@ private extension ArticlesTable {
} }
func makeDatabaseArticles(with resultSet: FMResultSet) -> Set<DatabaseArticle> { func makeDatabaseArticles(with resultSet: FMResultSet) -> Set<DatabaseArticle> {
let articles = resultSet.mapToSet { (row) -> DatabaseArticle? in let articles = resultSet.mapToSet { (row) -> DatabaseArticle? in
// The resultSet is a result of a JOIN query with the statuses table, // The resultSet is a result of a JOIN query with the statuses table,
@ -527,7 +515,6 @@ private extension ArticlesTable {
} }
func fetchArticlesWithWhereClause(_ database: FMDatabase, whereClause: String, parameters: [AnyObject], withLimits: Bool) -> Set<Article> { func fetchArticlesWithWhereClause(_ database: FMDatabase, whereClause: String, parameters: [AnyObject], withLimits: Bool) -> Set<Article> {
// Don’t fetch articles that shouldn’t appear in the UI. The rules: // Don’t fetch articles that shouldn’t appear in the UI. The rules:
// * Must not be deleted. // * Must not be deleted.
// * Must be either 1) starred or 2) dateArrived must be newer than cutoff date. // * Must be either 1) starred or 2) dateArrived must be newer than cutoff date.
@ -543,7 +530,6 @@ private extension ArticlesTable {
} }
func fetchUnreadCount(_ feedID: String, _ database: FMDatabase) -> Int { func fetchUnreadCount(_ feedID: String, _ database: FMDatabase) -> Int {
// Count only the articles that would appear in the UI. // Count only the articles that would appear in the UI.
// * Must be unread. // * Must be unread.
// * Must not be deleted. // * Must not be deleted.
@ -587,33 +573,28 @@ private extension ArticlesTable {
} }
func articlesWithSQL(_ sql: String, _ parameters: [AnyObject], _ database: FMDatabase) -> Set<Article> { func articlesWithSQL(_ sql: String, _ parameters: [AnyObject], _ database: FMDatabase) -> Set<Article> {
guard let resultSet = database.executeQuery(sql, withArgumentsIn: parameters) else { guard let resultSet = database.executeQuery(sql, withArgumentsIn: parameters) else {
return Set<Article>() return Set<Article>()
} }
return articlesWithResultSet(resultSet, database) return articlesWithResultSet(resultSet, database)
} }
// MARK: Saving Parsed Items // MARK: - Saving Parsed Items
func callUpdateArticlesCompletionBlock(_ newArticles: Set<Article>?, _ updatedArticles: Set<Article>?, _ completion: @escaping UpdateArticlesWithFeedCompletionBlock) { func callUpdateArticlesCompletionBlock(_ newArticles: Set<Article>?, _ updatedArticles: Set<Article>?, _ completion: @escaping UpdateArticlesWithFeedCompletionBlock) {
DispatchQueue.main.async { DispatchQueue.main.async {
completion(newArticles, updatedArticles) completion(newArticles, updatedArticles)
} }
} }
// MARK: Save New Articles // MARK: - Saving New Articles
func findNewArticles(_ incomingArticles: Set<Article>, _ fetchedArticlesDictionary: [String: Article]) -> Set<Article>? { func findNewArticles(_ incomingArticles: Set<Article>, _ fetchedArticlesDictionary: [String: Article]) -> Set<Article>? {
let newArticles = Set(incomingArticles.filter { fetchedArticlesDictionary[$0.articleID] == nil }) let newArticles = Set(incomingArticles.filter { fetchedArticlesDictionary[$0.articleID] == nil })
return newArticles.isEmpty ? nil : newArticles return newArticles.isEmpty ? nil : newArticles
} }
func findAndSaveNewArticles(_ incomingArticles: Set<Article>, _ fetchedArticlesDictionary: [String: Article], _ database: FMDatabase) -> Set<Article>? { //5 func findAndSaveNewArticles(_ incomingArticles: Set<Article>, _ fetchedArticlesDictionary: [String: Article], _ database: FMDatabase) -> Set<Article>? { //5
guard let newArticles = findNewArticles(incomingArticles, fetchedArticlesDictionary) else { guard let newArticles = findNewArticles(incomingArticles, fetchedArticlesDictionary) else {
return nil return nil
} }
@ -622,7 +603,6 @@ private extension ArticlesTable {
} }
func saveNewArticles(_ articles: Set<Article>, _ database: FMDatabase) { func saveNewArticles(_ articles: Set<Article>, _ database: FMDatabase) {
saveRelatedObjectsForNewArticles(articles, database) saveRelatedObjectsForNewArticles(articles, database)
if let databaseDictionaries = articles.databaseDictionaries() { if let databaseDictionaries = articles.databaseDictionaries() {
@ -631,17 +611,15 @@ private extension ArticlesTable {
} }
func saveRelatedObjectsForNewArticles(_ articles: Set<Article>, _ database: FMDatabase) { func saveRelatedObjectsForNewArticles(_ articles: Set<Article>, _ database: FMDatabase) {
let databaseObjects = articles.databaseObjects() let databaseObjects = articles.databaseObjects()
authorsLookupTable.saveRelatedObjects(for: databaseObjects, in: database) authorsLookupTable.saveRelatedObjects(for: databaseObjects, in: database)
attachmentsLookupTable.saveRelatedObjects(for: databaseObjects, in: database) attachmentsLookupTable.saveRelatedObjects(for: databaseObjects, in: database)
} }
// MARK: Update Existing Articles // MARK: - Updating Existing Articles
func articlesWithRelatedObjectChanges<T>(_ comparisonKeyPath: KeyPath<Article, Set<T>?>, _ updatedArticles: Set<Article>, _ fetchedArticles: [String: Article]) -> Set<Article> { func articlesWithRelatedObjectChanges<T>(_ comparisonKeyPath: KeyPath<Article, Set<T>?>, _ updatedArticles: Set<Article>, _ fetchedArticles: [String: Article]) -> Set<Article> {
return updatedArticles.filter{ (updatedArticle) -> Bool in return updatedArticles.filter{ (updatedArticle) -> Bool in
if let fetchedArticle = fetchedArticles[updatedArticle.articleID] { if let fetchedArticle = fetchedArticles[updatedArticle.articleID] {
return updatedArticle[keyPath: comparisonKeyPath] != fetchedArticle[keyPath: comparisonKeyPath] return updatedArticle[keyPath: comparisonKeyPath] != fetchedArticle[keyPath: comparisonKeyPath]
@ -652,7 +630,6 @@ private extension ArticlesTable {
} }
func updateRelatedObjects<T>(_ comparisonKeyPath: KeyPath<Article, Set<T>?>, _ updatedArticles: Set<Article>, _ fetchedArticles: [String: Article], _ lookupTable: DatabaseLookupTable, _ database: FMDatabase) { func updateRelatedObjects<T>(_ comparisonKeyPath: KeyPath<Article, Set<T>?>, _ updatedArticles: Set<Article>, _ fetchedArticles: [String: Article], _ lookupTable: DatabaseLookupTable, _ database: FMDatabase) {
let articlesWithChanges = articlesWithRelatedObjectChanges(comparisonKeyPath, updatedArticles, fetchedArticles) let articlesWithChanges = articlesWithRelatedObjectChanges(comparisonKeyPath, updatedArticles, fetchedArticles)
if !articlesWithChanges.isEmpty { if !articlesWithChanges.isEmpty {
lookupTable.saveRelatedObjects(for: articlesWithChanges.databaseObjects(), in: database) lookupTable.saveRelatedObjects(for: articlesWithChanges.databaseObjects(), in: database)
@ -660,13 +637,11 @@ private extension ArticlesTable {
} }
func saveUpdatedRelatedObjects(_ updatedArticles: Set<Article>, _ fetchedArticles: [String: Article], _ database: FMDatabase) { func saveUpdatedRelatedObjects(_ updatedArticles: Set<Article>, _ fetchedArticles: [String: Article], _ database: FMDatabase) {
updateRelatedObjects(\Article.authors, updatedArticles, fetchedArticles, authorsLookupTable, database) updateRelatedObjects(\Article.authors, updatedArticles, fetchedArticles, authorsLookupTable, database)
updateRelatedObjects(\Article.attachments, updatedArticles, fetchedArticles, attachmentsLookupTable, database) updateRelatedObjects(\Article.attachments, updatedArticles, fetchedArticles, attachmentsLookupTable, database)
} }
func findUpdatedArticles(_ incomingArticles: Set<Article>, _ fetchedArticlesDictionary: [String: Article]) -> Set<Article>? { func findUpdatedArticles(_ incomingArticles: Set<Article>, _ fetchedArticlesDictionary: [String: Article]) -> Set<Article>? {
let updatedArticles = incomingArticles.filter{ (incomingArticle) -> Bool in //6 let updatedArticles = incomingArticles.filter{ (incomingArticle) -> Bool in //6
if let existingArticle = fetchedArticlesDictionary[incomingArticle.articleID] { if let existingArticle = fetchedArticlesDictionary[incomingArticle.articleID] {
if existingArticle != incomingArticle { if existingArticle != incomingArticle {
@ -680,7 +655,6 @@ private extension ArticlesTable {
} }
func findAndSaveUpdatedArticles(_ incomingArticles: Set<Article>, _ fetchedArticlesDictionary: [String: Article], _ database: FMDatabase) -> Set<Article>? { //6 func findAndSaveUpdatedArticles(_ incomingArticles: Set<Article>, _ fetchedArticlesDictionary: [String: Article], _ database: FMDatabase) -> Set<Article>? { //6
guard let updatedArticles = findUpdatedArticles(incomingArticles, fetchedArticlesDictionary) else { guard let updatedArticles = findUpdatedArticles(incomingArticles, fetchedArticlesDictionary) else {
return nil return nil
} }
@ -690,7 +664,6 @@ private extension ArticlesTable {
func saveUpdatedArticles(_ updatedArticles: Set<Article>, _ fetchedArticles: [String: Article], _ database: FMDatabase) { func saveUpdatedArticles(_ updatedArticles: Set<Article>, _ fetchedArticles: [String: Article], _ database: FMDatabase) {
saveUpdatedRelatedObjects(updatedArticles, fetchedArticles, database) saveUpdatedRelatedObjects(updatedArticles, fetchedArticles, database)
for updatedArticle in updatedArticles { for updatedArticle in updatedArticles {
@ -699,7 +672,6 @@ private extension ArticlesTable {
} }
func saveUpdatedArticle(_ updatedArticle: Article, _ fetchedArticles: [String: Article], _ database: FMDatabase) { func saveUpdatedArticle(_ updatedArticle: Article, _ fetchedArticles: [String: Article], _ database: FMDatabase) {
// Only update exactly what has changed in the Article (if anything). // Only update exactly what has changed in the Article (if anything).
// Untested theory: this gets us better performance and less database fragmentation. // Untested theory: this gets us better performance and less database fragmentation.
@ -708,7 +680,6 @@ private extension ArticlesTable {
saveNewArticles(Set([updatedArticle]), database) saveNewArticles(Set([updatedArticle]), database)
return return
} }
guard let changesDictionary = updatedArticle.changesFrom(fetchedArticle), changesDictionary.count > 0 else { guard let changesDictionary = updatedArticle.changesFrom(fetchedArticle), changesDictionary.count > 0 else {
// Not unexpected. There may be no changes. // Not unexpected. There may be no changes.
return return
@ -718,9 +689,7 @@ private extension ArticlesTable {
} }
func statusIndicatesArticleIsIgnorable(_ status: ArticleStatus) -> Bool { func statusIndicatesArticleIsIgnorable(_ status: ArticleStatus) -> Bool {
// Ignorable articles: either userDeleted==1 or (not starred and arrival date > 4 months). // Ignorable articles: either userDeleted==1 or (not starred and arrival date > 4 months).
if status.userDeleted { if status.userDeleted {
return true return true
} }
@ -731,9 +700,7 @@ private extension ArticlesTable {
} }
func filterIncomingArticles(_ articles: Set<Article>) -> Set<Article> { func filterIncomingArticles(_ articles: Set<Article>) -> Set<Article> {
// Drop Articles that we can ignore. // Drop Articles that we can ignore.
return Set(articles.filter{ !statusIndicatesArticleIsIgnorable($0.status) }) return Set(articles.filter{ !statusIndicatesArticleIsIgnorable($0.status) })
} }
} }