From 8b58e7dd13f06b09180f99d1f0247f0fa84c7a8c Mon Sep 17 00:00:00 2001
From: glax <johanna@bernloehr.eu>
Date: Thu, 15 Jun 2023 17:14:20 +0200
Subject: [PATCH] Website: On Download Chapters only show chapters that have
 not yet been downloaded API: Added new variables to
 /Publications/GetChapters: onlyNew and onlyExisting. API will return only
 new, only existing or all chapters depending on variables. #19

---
 Tranga-API/Program.cs   | 10 ++++++++--
 Website/apiConnector.js |  4 ++--
 Website/interaction.js  |  2 +-
 3 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/Tranga-API/Program.cs b/Tranga-API/Program.cs
index 30477a5..78b4253 100644
--- a/Tranga-API/Program.cs
+++ b/Tranga-API/Program.cs
@@ -75,7 +75,7 @@ app.MapGet("/Publications/GetFromConnector", (string connectorName, string title
     return taskManager.GetPublicationsFromConnector(connector, title);
 });
 
-app.MapGet("/Publications/GetChapters", (string connectorName, string internalId, string? language) =>
+app.MapGet("/Publications/GetChapters", (string connectorName, string internalId, bool onlyNew, bool onlyExisting, string? language) =>
 {
     Connector? connector = taskManager.GetAvailableConnectors().FirstOrDefault(con => con.Key == connectorName).Value;
     if (connector is null)
@@ -83,7 +83,13 @@ app.MapGet("/Publications/GetChapters", (string connectorName, string internalId
     Publication? publication = taskManager.GetAllPublications().FirstOrDefault(pub => pub.internalId == internalId);
     if (publication is null)
         return Array.Empty<Chapter>();
-    return connector.GetChapters((Publication)publication, language??"en");
+    
+    if(onlyNew)
+        return taskManager.GetNewChaptersList(connector, (Publication)publication, language??"en").ToArray();
+    else if (onlyExisting)
+        return taskManager.GetExistingChaptersList(connector, (Publication)publication, language ?? "en").ToArray();
+    else
+        return connector.GetChapters((Publication)publication, language??"en");
 });
 
 app.MapGet("/Tasks/GetTypes", () => Enum.GetNames(typeof(TrangaTask.Task)));
diff --git a/Website/apiConnector.js b/Website/apiConnector.js
index 88012c4..38d1175 100644
--- a/Website/apiConnector.js
+++ b/Website/apiConnector.js
@@ -66,8 +66,8 @@ async function GetPublication(internalId){
     return json;
 }
 
-async function GetChapters(internalId, connectorName, language){
-    var uri = apiUri + `/Publications/GetChapters?internalId=${internalId}&connectorName=${connectorName}&language=${language}`;
+async function GetChapters(internalId, connectorName, onlyNew, language){
+    var uri = apiUri + `/Publications/GetChapters?internalId=${internalId}&connectorName=${connectorName}&onlyNew=${onlyNew}&language=${language}`;
     let json = await GetData(uri);
     return json;
 }
diff --git a/Website/interaction.js b/Website/interaction.js
index bf3960d..6592a78 100644
--- a/Website/interaction.js
+++ b/Website/interaction.js
@@ -154,7 +154,7 @@ function OpenDownloadChapterTaskPopup(){
     selectedChapters.value = "";
     chapterOutput.replaceChildren();
     createDownloadChaptersTask.style.display = "block";
-    GetChapters(toEditId, connectorSelect.value, "en").then((json) => {
+    GetChapters(toEditId, connectorSelect.value, true, "en").then((json) => {
         var i = 0;
         json.forEach(chapter => {
             var chapterDom = document.createElement("div");