Set date format according to api version.

app/src/main/java/apps/amine/bou/readerforselfoss/HomeActivity.kt

@@ -92,6 +92,7 @@ class HomeActivity : AppCompatActivity(), SearchView.OnQueryTextListener {
     private var displayUnreadCount = false
     private var displayAllCount = false
     private var fullHeightCards: Boolean = false
+    private var apiVersionMajor: Int = 0
     private var itemsNumber: Int = 200
     private var elementsShown: Int = 0
     private var maybeTagFilter: Tag? = null
@@ -108,7 +109,7 @@ class HomeActivity : AppCompatActivity(), SearchView.OnQueryTextListener {
     private var periodicRefresh = false
     private var refreshMinutes: Long = 360L
     private var refreshWhenChargingOnly = false
-    private val dateTimeFormatter = "yyyy-MM-dd HH:mm:ss"
+    private var dateTimeFormatter = "yyyy-MM-dd HH:mm:ss"
 
     private lateinit var tabNewBadge: TextBadgeItem
     private lateinit var tabArchiveBadge: TextBadgeItem
@@ -195,6 +196,12 @@ class HomeActivity : AppCompatActivity(), SearchView.OnQueryTextListener {
 
         handleSharedPrefs()
 
+        getApiMajorVersion()
+
+        if (apiVersionMajor > 2) {
+            dateTimeFormatter = "yyyy-MM-dd'T'HH:mm:ssXXX"
+        }
+
         getElementsAccordingToTab()
     }
 
@@ -412,6 +419,19 @@ class HomeActivity : AppCompatActivity(), SearchView.OnQueryTextListener {
         }
     }
 
+    private fun getApiMajorVersion() {
+        api.apiVersion.enqueue(object : Callback<ApiVersion> {
+            override fun onFailure(call: Call<ApiVersion>, t: Throwable) {
+            }
+
+            override fun onResponse(call: Call<ApiVersion>, response: Response<ApiVersion>) {
+                val version = response.body() as ApiVersion
+                apiVersionMajor = version.getApiMajorVersion()
+            }
+        })
+
+    }
+
     override fun onStop() {
         super.onStop()
         customTabActivityHelper.unbindCustomTabsService(this)

app/src/main/java/apps/amine/bou/readerforselfoss/api/selfoss/SelfossApi.kt

@@ -215,6 +215,9 @@ class SelfossApi(
     fun update(): Call<String> =
         service.update(userName, password)
 
+    val apiVersion: Call<ApiVersion>
+        get() = service.version()
+
     val sources: Call<List<Source>>
         get() = service.sources(userName, password)
 

app/src/main/java/apps/amine/bou/readerforselfoss/api/selfoss/SelfossModels.kt

@@ -48,6 +48,19 @@ data class Spout(
     @SerializedName("description") val description: String
 )
 
+data class ApiVersion(
+        @SerializedName("version") val version: String,
+        @SerializedName("apiversion") val apiversion: String
+) {
+    fun getApiMajorVersion() : Int {
+        var versionNumber = 0
+        if (apiversion != null) {
+            versionNumber = apiversion.substringBefore(".").toInt()
+        }
+        return versionNumber
+    }
+}
+
 data class Source(
     @SerializedName("id") val id: String,
     @SerializedName("title") val title: String,

app/src/main/java/apps/amine/bou/readerforselfoss/api/selfoss/SelfossService.kt

@@ -103,6 +103,9 @@ internal interface SelfossService {
         @Query("password") password: String
     ): Call<List<Source>>
 
+    @GET("api/about")
+    fun version(): Call<ApiVersion>
+
     @DELETE("source/{id}")
     fun deleteSource(
         @Path("id") id: String,