Prevent identity invalidation

app/src/main/java/eu/faircode/email/DaoIdentity.java

@@ -86,49 +86,51 @@ public interface DaoIdentity {
     @Update
     void updateIdentity(EntityIdentity identity);
 
-    @Query("UPDATE identity SET synchronize = :synchronize WHERE id = :id")
+    @Query("UPDATE identity SET synchronize = :synchronize WHERE id = :id AND synchronize <> :synchronize")
     int setIdentitySynchronize(long id, boolean synchronize);
 
-    @Query("UPDATE identity SET `primary` = :primary WHERE id = :id")
+    @Query("UPDATE identity SET `primary` = :primary WHERE id = :id AND `primary` <> :primary")
     int setIdentityPrimary(long id, boolean primary);
 
-    @Query("UPDATE identity SET state = :state WHERE id = :id")
+    @Query("UPDATE identity SET state = :state WHERE id = :id AND state <> :state")
     int setIdentityState(long id, String state);
 
-    @Query("UPDATE identity SET password = :password WHERE id = :id")
+    @Query("UPDATE identity SET password = :password WHERE id = :id AND password <> :password")
     int setIdentityPassword(long id, String password);
 
     @Query("UPDATE identity SET password = :password" +
             " WHERE account = :account" +
             " AND user = :user" +
+            " AND password <> :password" +
             " AND host LIKE :domain")
     int setIdentityPassword(long account, String user, String password, String domain);
 
     @Query("UPDATE identity SET password = :password" +
             " WHERE account = :account" +
             " AND user = :user" +
+            " AND password <> :password" +
             " AND auth_type = :auth_type")
     int setIdentityPassword(long account, String user, String password, int auth_type);
 
-    @Query("UPDATE identity SET last_connected = :last_connected WHERE id = :id")
+    @Query("UPDATE identity SET last_connected = :last_connected WHERE id = :id AND last_connected <> :last_connected")
     int setIdentityConnected(long id, long last_connected);
 
-    @Query("UPDATE identity SET encrypt = :encrypt WHERE id = :id")
+    @Query("UPDATE identity SET encrypt = :encrypt WHERE id = :id AND encrypt <> :encrypt")
     int setIdentityEncrypt(long id, int encrypt);
 
-    @Query("UPDATE identity SET sign_key = :sign_key WHERE id = :id")
+    @Query("UPDATE identity SET sign_key = :sign_key WHERE id = :id AND sign_key <> :sign_key")
     int setIdentitySignKey(long id, Long sign_key);
 
-    @Query("UPDATE identity SET sign_key_alias = :alias WHERE id = :id")
+    @Query("UPDATE identity SET sign_key_alias = :alias WHERE id = :id AND sign_key_alias <> :alias")
     int setIdentitySignKeyAlias(long id, String alias);
 
-    @Query("UPDATE identity SET max_size = :max_size WHERE id = :id")
+    @Query("UPDATE identity SET max_size = :max_size WHERE id = :id AND max_size <> :max_size")
     int setIdentityMaxSize(long id, Long max_size);
 
-    @Query("UPDATE identity SET error = :error WHERE id = :id")
+    @Query("UPDATE identity SET error = :error WHERE id = :id AND error <> :error")
     int setIdentityError(long id, String error);
 
-    @Query("UPDATE identity SET `primary` = 0 WHERE account = :account")
+    @Query("UPDATE identity SET `primary` = 0 WHERE account = :account AND `primary` <> 0")
     void resetPrimary(long account);
 
     @Query("DELETE FROM identity WHERE id = :id")