app/src/main/java/SubscribedSubredditDatabase/SubscribedSubredditDao.java


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

package SubscribedSubredditDatabase;

import android.arch.lifecycle.LiveData;
import android.arch.persistence.room.Dao;
import android.arch.persistence.room.Insert;
import android.arch.persistence.room.OnConflictStrategy;
import android.arch.persistence.room.Query;

import java.util.List;

@Dao
public interface SubscribedSubredditDao {
    @Insert(onConflict = OnConflictStrategy.REPLACE)
    void insert(SubscribedSubredditData subscribedSubredditData);

    @Query("DELETE FROM subscribed_subreddits")
    void deleteAllSubscribedSubreddits();

    @Query("SELECT * from subscribed_subreddits ORDER BY name COLLATE NOCASE ASC")
    LiveData<List<SubscribedSubredditData>> getAllSubscribedSubreddits();

    @Query("SELECT * from subscribed_subreddits WHERE name = :subredditName LIMIT 1")
    SubscribedSubredditData getSubscribedSubreddit(String subredditName);

    @Query("DELETE FROM subscribed_subreddits WHERE name = :subredditName")
    void deleteSubscribedSubreddit(String subredditName);
}