Support source filter editing

The API for filter is undocumented on the Selfoss API reference, but does exist. We can now allow users setting and modifying filters inside the application.

shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/model/SelfossModel.kt

@@ -102,6 +102,7 @@ class SelfossModel {
         override var error: String? = null,
         override var icon: String? = null,
         var params: SourceParams? = null,
+        var filter: String? = null,
     ) : Source
 
     @Serializable

shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/repository/Repository.kt

@@ -368,6 +368,7 @@ class Repository(
         url: String,
         spout: String,
         tags: String,
+        filter: String,
     ): Boolean {
         var response = false
         if (connectivityService.isNetworkAvailable()) {
@@ -377,6 +378,7 @@ class Repository(
                     url,
                     spout,
                     tags,
+                    filter,
                 ).isSuccess == true
         }
 
@@ -389,10 +391,11 @@ class Repository(
         url: String,
         spout: String,
         tags: String,
+        filter: String,
     ): Boolean {
         var response = false
         if (connectivityService.isNetworkAvailable()) {
-            response = api.updateSourceForVersion(id, title, url, spout, tags).isSuccess == true
+            response = api.updateSourceForVersion(id, title, url, spout, tags, filter).isSuccess == true
         }
 
         return response

shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/rest/SelfossApi.kt

@@ -638,12 +638,13 @@ class SelfossApi(
         url: String,
         spout: String,
         tags: String,
+        filter: String,
     ): SuccessResponse =
         maybeResponse(
             if (appSettingsService.getApiVersion() > 1) {
-                createSource("tags[]", title, url, spout, tags)
+                createSource("tags[]", title, url, spout, tags, filter)
             } else {
-                createSource("tags", title, url, spout, tags)
+                createSource("tags", title, url, spout, tags, filter)
             },
         )
 
@@ -653,6 +654,7 @@ class SelfossApi(
         url: String,
         spout: String,
         tags: String,
+        filter: String,
     ): HttpResponse? =
         client.tryToSubmitForm(
             url = url("/source"),
@@ -665,6 +667,7 @@ class SelfossApi(
                     append("title", title)
                     append("url", url)
                     append("spout", spout)
+                    append("filter", filter)
                     append(tagsParamName, tags)
                 },
             block = {
@@ -694,12 +697,13 @@ class SelfossApi(
         url: String,
         spout: String,
         tags: String,
+        filter: String,
     ): SuccessResponse =
         maybeResponse(
             if (appSettingsService.getApiVersion() > 1) {
-                updateSource(id, "tags[]", title, url, spout, tags)
+                updateSource(id, "tags[]", title, url, spout, tags, filter)
             } else {
-                updateSource(id, "tags", title, url, spout, tags)
+                updateSource(id, "tags", title, url, spout, tags, filter)
             },
         )
 
@@ -710,6 +714,7 @@ class SelfossApi(
         url: String,
         spout: String,
         tags: String,
+        filter: String,
     ): HttpResponse? =
         client.tryToSubmitForm(
             url = url("/source/$id"),
@@ -723,6 +728,7 @@ class SelfossApi(
                     append("url", url)
                     append("spout", spout)
                     append(tagsParamName, tags)
+                    append("filter", filter)
                 },
             block = {
                 if (appSettingsService