From 27eafe4ff404b23dfac5734a9d39bf082a13dd14 Mon Sep 17 00:00:00 2001
From: aminecmi <aminecmi@gmail.com>
Date: Mon, 26 Dec 2022 22:27:28 +0100
Subject: [PATCH] Delete sources from DB and reload items on source deletion.

---
 .../android/adapters/SourcesListAdapter.kt             |  4 ++--
 androidApp/src/test/kotlin/RepositoryTest.kt           | 10 +++++++---
 .../readerforselfossv2/repository/RepositoryImpl.kt    |  9 ++++++++-
 .../bou/amine/apps/readerforselfossv2/dao/Items.sq     |  3 +++
 4 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/adapters/SourcesListAdapter.kt b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/adapters/SourcesListAdapter.kt
index 906057d..e3e5857 100644
--- a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/adapters/SourcesListAdapter.kt
+++ b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/adapters/SourcesListAdapter.kt
@@ -78,9 +78,9 @@ class SourcesListAdapter(
             val deleteBtn: Button = mView.findViewById(R.id.deleteBtn)
 
             deleteBtn.setOnClickListener {
-                val (id) = items[bindingAdapterPosition]
+                val (id, title) = items[bindingAdapterPosition]
                 CoroutineScope(Dispatchers.IO).launch {
-                    val successfullyDeletedSource = repository.deleteSource(id)
+                    val successfullyDeletedSource = repository.deleteSource(id, title)
                     if (successfullyDeletedSource) {
                         items.removeAt(bindingAdapterPosition)
                         notifyItemRemoved(bindingAdapterPosition)
diff --git a/androidApp/src/test/kotlin/RepositoryTest.kt b/androidApp/src/test/kotlin/RepositoryTest.kt
index 84dee6f..28091c4 100644
--- a/androidApp/src/test/kotlin/RepositoryTest.kt
+++ b/androidApp/src/test/kotlin/RepositoryTest.kt
@@ -58,6 +58,7 @@ class RepositoryTest {
             data = SelfossModel.Stats(NUMBER_ARTICLES, NUMBER_UNREAD, NUMBER_STARRED)
         )
 
+        every { db.itemsQueries.deleteItemsWhereSource(any()) } returns Unit
         every { db.itemsQueries.items().executeAsList() } returns generateTestDBItems()
         every { db.tagsQueries.deleteAllTags() } returns Unit
         every { db.tagsQueries.transaction(any(), any()) } returns Unit
@@ -798,10 +799,11 @@ class RepositoryTest {
         initializeRepository()
         var response: Boolean
         runBlocking {
-            response = repository.deleteSource(5)
+            response = repository.deleteSource(5, "src")
         }
 
         coVerify(exactly = 1) { api.deleteSource(5) }
+        coVerify(exactly = 1) { db.itemsQueries.deleteItemsWhereSource("src") }
         assertSame(true, response)
     }
 
@@ -812,10 +814,11 @@ class RepositoryTest {
         initializeRepository()
         var response: Boolean
         runBlocking {
-            response = repository.deleteSource(5)
+            response = repository.deleteSource(5, "src")
         }
 
         coVerify(exactly = 1) { api.deleteSource(5) }
+        coVerify(exactly = 0) { db.itemsQueries.deleteItemsWhereSource("src") }
         assertSame(false, response)
     }
 
@@ -826,10 +829,11 @@ class RepositoryTest {
         initializeRepository(MutableStateFlow(false))
         var response: Boolean
         runBlocking {
-            response = repository.deleteSource(5)
+            response = repository.deleteSource(5, "src")
         }
 
         coVerify(exactly = 0) { api.deleteSource(5) }
+        coVerify(exactly = 1) { db.itemsQueries.deleteItemsWhereSource("src") }
         assertSame(false, response)
     }
 
diff --git a/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/repository/RepositoryImpl.kt b/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/repository/RepositoryImpl.kt
index ce3808b..3979733 100644
--- a/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/repository/RepositoryImpl.kt
+++ b/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/repository/RepositoryImpl.kt
@@ -359,13 +359,20 @@ class Repository(
         return response
     }
 
-    suspend fun deleteSource(id: Int): Boolean {
+    suspend fun deleteSource(id: Int, title: String): Boolean {
         var success = false
         if (isNetworkAvailable()) {
             val response = api.deleteSource(id)
             success = response.isSuccess
         }
 
+        // We filter on success or if the network isn't available
+        if (success || !isNetworkAvailable()) {
+            items = ArrayList(items.filter { it.sourcetitle != title })
+            setReaderItems(items)
+            db.itemsQueries.deleteItemsWhereSource(title)
+        }
+
         return success
     }
 
diff --git a/shared/src/commonMain/sqldelight/bou/amine/apps/readerforselfossv2/dao/Items.sq b/shared/src/commonMain/sqldelight/bou/amine/apps/readerforselfossv2/dao/Items.sq
index f85ab2b..ed9fa8e 100644
--- a/shared/src/commonMain/sqldelight/bou/amine/apps/readerforselfossv2/dao/Items.sq
+++ b/shared/src/commonMain/sqldelight/bou/amine/apps/readerforselfossv2/dao/Items.sq
@@ -27,5 +27,8 @@ INSERT OR REPLACE INTO ITEM VALUES ?;
 deleteItem:
 DELETE FROM ITEM WHERE `id` = ?;
 
+deleteItemsWhereSource:
+DELETE FROM ITEM WHERE `sourcetitle` = ?;
+
 updateItem:
 UPDATE ITEM SET `datetime` = ?, `title` = ?, `content` = ?, `unread` = ?, `starred` = ?, `thumbnail` = ?, `icon` = ?, `link` = ?, `sourcetitle` = ?, `tags` = ? WHERE `id` = ?;
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