From 6fa55946656b9284f3cccc67d8d8743135336c67 Mon Sep 17 00:00:00 2001
From: Martin Rotter <rotter@praktik.cz>
Date: Wed, 27 Sep 2017 11:42:41 +0200
Subject: [PATCH] More or less working message downloading - no state changes
 so far.

---
 src/services/inoreader/definitions.h          |  6 ++
 .../network/inoreadernetworkfactory.cpp       | 79 ++++++++++++++++++-
 .../network/inoreadernetworkfactory.h         |  1 +
 3 files changed, 82 insertions(+), 4 deletions(-)

diff --git a/src/services/inoreader/definitions.h b/src/services/inoreader/definitions.h
index d75232d92..8dc9e4c51 100755
--- a/src/services/inoreader/definitions.h
+++ b/src/services/inoreader/definitions.h
@@ -24,12 +24,18 @@
 #define INOREADER_OAUTH_AUTH_URL        "https://www.inoreader.com/oauth2/auth"
 #define INOREADER_OAUTH_CLI_ID          "1000000604"
 #define INOREADER_OAUTH_CLI_KEY         "gsStoZ3aAoQJCgQxoFSuXkWI7Sly87yK"
+
 #define INOREADER_REFRESH_TOKEN_KEY     "refresh_token"
 #define INOREADER_ACCESS_TOKEN_KEY      "access_token"
+
 #define INOREADER_DEFAULT_BATCH_SIZE    100
 #define INOREADER_MAX_BATCH_SIZE        999
 #define INOREADER_MIN_BATCH_SIZE        20
 
+#define INOREADER_STATE_READING_LIST    "state/com.google/reading-list"
+#define INOREADER_STATE_READ            "state/com.google/read"
+#define INOREADER_STATE_IMPORTANT       "state/com.google/starred"
+
 #define INOREADER_API_FEED_CONTENTS     "https://www.inoreader.com/reader/api/0/stream/contents"
 #define INOREADER_API_LIST_LABELS       "https://www.inoreader.com/reader/api/0/tag/list"
 #define INOREADER_API_LIST_FEEDS        "https://www.inoreader.com/reader/api/0/subscription/list"
diff --git a/src/services/inoreader/network/inoreadernetworkfactory.cpp b/src/services/inoreader/network/inoreadernetworkfactory.cpp
index 3503ea142..3c71b458f 100755
--- a/src/services/inoreader/network/inoreadernetworkfactory.cpp
+++ b/src/services/inoreader/network/inoreadernetworkfactory.cpp
@@ -102,20 +102,91 @@ RootItem* InoreaderNetworkFactory::feedsCategories(bool obtain_icons) {
 }
 
 QList<Message> InoreaderNetworkFactory::messages(const QString& stream_id, bool* is_error) {
-  QList<Message> messages;
   Downloader downloader;
   QEventLoop loop;
   QString target_url = INOREADER_API_FEED_CONTENTS;
 
-  target_url += QSL("/") + QUrl::toPercentEncoding(stream_id) + QString("/?n=").arg(batchSize());
-
+  target_url += QSL("/") + QUrl::toPercentEncoding(stream_id) + QString("?n=%1").arg(batchSize());
   downloader.appendRawHeader(QString("Authorization").toLocal8Bit(), m_oauth2->bearer().toLocal8Bit());
 
+  IOFactory::writeTextFile("aa.bb", target_url.toUtf8());
+
   // We need to quit event loop when the download finishes.
   connect(&downloader, &Downloader::completed, &loop, &QEventLoop::quit);
-  downloader.manipulateData(INOREADER_API_FEED_CONTENTS, QNetworkAccessManager::Operation::GetOperation);
+  downloader.manipulateData(target_url, QNetworkAccessManager::Operation::GetOperation);
   loop.exec();
 
+  if (downloader.lastOutputError() != QNetworkReply::NetworkError::NoError) {
+    *is_error = true;
+    return QList<Message>();
+  }
+  else {
+    QString messages_data = downloader.lastOutputData();
+
+    return decodeMessages(messages_data, stream_id);
+  }
+}
+
+QList<Message> InoreaderNetworkFactory::decodeMessages(const QString& messages_json_data, const QString& stream_id) {
+  QList<Message> messages;
+  QJsonArray json = QJsonDocument::fromJson(messages_json_data.toUtf8()).object()["items"].toArray();
+
+  IOFactory::writeTextFile("aa.aa", messages_json_data.toUtf8());
+
+  messages.reserve(json.count());
+
+  foreach (const QJsonValue& obj, json) {
+    auto message_obj = obj.toObject();
+    Message message;
+
+    message.m_title = message_obj["title"].toString();
+    message.m_author = message_obj["author"].toString();
+    message.m_created = QDateTime::fromMSecsSinceEpoch(message_obj["published"].toInt());
+    message.m_createdFromFeed = true;
+    message.m_customId = message_obj["id"].toString();
+
+    auto alternates = message_obj["alternate"].toArray();
+    auto enclosures = message_obj["enclosure"].toArray();
+    auto categories = message_obj["categories"].toArray();
+
+    foreach (const QJsonValue& alt, alternates) {
+      auto alt_obj = alt.toObject();
+      QString mime = alt_obj["type"].toString();
+      QString href = alt_obj["href"].toString();
+
+      if (mime == QL1S("text/html")) {
+        message.m_url = href;
+      }
+      else {
+        message.m_enclosures.append(Enclosure(href, mime));
+      }
+    }
+
+    foreach (const QJsonValue& enc, enclosures) {
+      auto enc_obj = enc.toObject();
+      QString mime = enc_obj["type"].toString();
+      QString href = enc_obj["href"].toString();
+
+      message.m_enclosures.append(Enclosure(href, mime));
+    }
+
+    foreach (const QJsonValue& cat, categories) {
+      QString category = cat.toString();
+
+      if (category.contains(INOREADER_STATE_READ)) {
+        message.m_isRead = !category.contains(INOREADER_STATE_READING_LIST);
+      }
+      else if (category.contains(INOREADER_STATE_IMPORTANT)) {
+        message.m_isImportant = category.contains(INOREADER_STATE_IMPORTANT);
+      }
+    }
+
+    message.m_contents = message_obj["summary"].toObject()["content"].toString();
+    message.m_feedId = stream_id;
+
+    messages.append(message);
+  }
+
   return messages;
 }
 
diff --git a/src/services/inoreader/network/inoreadernetworkfactory.h b/src/services/inoreader/network/inoreadernetworkfactory.h
index d8fc7388d..b05503d82 100755
--- a/src/services/inoreader/network/inoreadernetworkfactory.h
+++ b/src/services/inoreader/network/inoreadernetworkfactory.h
@@ -51,6 +51,7 @@ class InoreaderNetworkFactory : public QObject {
     QList<Message> messages(const QString& stream_id, bool* is_error);
 
   private:
+    QList<Message> decodeMessages(const QString& messages_json_data, const QString& stream_id);
     RootItem* decodeFeedCategoriesData(const QString& categories, const QString& feeds, bool obtain_icons);
 
     void initializeOauth();