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SubwayTooter-Android-App/app/src/main/java/jp/juggler/subwaytooter/table/UserRelation.kt

276 lines
9.4 KiB
Kotlin
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package jp.juggler.subwaytooter.table
import android.content.ContentValues
import android.database.sqlite.SQLiteDatabase
import android.support.v4.util.LruCache
import jp.juggler.subwaytooter.App1
import jp.juggler.subwaytooter.api.entity.TootAccount
import jp.juggler.subwaytooter.api.entity.TootRelationShip
import jp.juggler.subwaytooter.util.LogCategory
class UserRelation private constructor() {
private var following : Boolean = false // 認証ユーザからのフォロー状態にある
var followed_by : Boolean = false // 認証ユーザは被フォロー状態にある
var blocking : Boolean = false
var muting : Boolean = false
private var requested : Boolean = false // 認証ユーザからのフォローは申請中である
var following_reblogs : Int = 0 // このユーザからのブーストをTLに表示する
// 認証ユーザからのフォロー状態
fun getFollowing(who : TootAccount?) : Boolean {
return if(requested && ! following && who != null && ! who.locked) true else following
}
// 認証ユーザからのフォローリクエスト申請中状態
fun getRequested(who : TootAccount?) : Boolean {
return if(requested && ! following && who != null && ! who.locked) false else requested
}
companion object {
private val log = LogCategory("UserRelation")
private const val table = "user_relation"
private const val COL_TIME_SAVE = "time_save"
private const val COL_DB_ID = "db_id" // SavedAccount のDB_ID
private const val COL_WHO_ID = "who_id" // ターゲットアカウントのID
private const val COL_FOLLOWING = "following"
private const val COL_FOLLOWED_BY = "followed_by"
private const val COL_BLOCKING = "blocking"
private const val COL_MUTING = "muting"
private const val COL_REQUESTED = "requested"
// (mastodon 2.1 or later) per-following-user setting.
// Whether the boosts from target account will be shown on authorized user's home TL.
private const val COL_FOLLOWING_REBLOGS = "following_reblogs"
const val REBLOG_HIDE = 0 // don't show the boosts from target account will be shown on authorized user's home TL.
const val REBLOG_SHOW = 1 // show the boosts from target account will be shown on authorized user's home TL.
const val REBLOG_UNKNOWN = 2 // not following, or instance don't support hide reblog.
fun onDBCreate(db : SQLiteDatabase) {
log.d("onDBCreate!")
db.execSQL(
"create table if not exists " + table
+ "(_id INTEGER PRIMARY KEY"
+ "," + COL_TIME_SAVE + " integer not null"
+ "," + COL_DB_ID + " integer not null"
+ "," + COL_WHO_ID + " integer not null"
+ "," + COL_FOLLOWING + " integer not null"
+ "," + COL_FOLLOWED_BY + " integer not null"
+ "," + COL_BLOCKING + " integer not null"
+ "," + COL_MUTING + " integer not null"
+ "," + COL_REQUESTED + " integer not null"
+ "," + COL_FOLLOWING_REBLOGS + " integer not null"
+ ")"
)
db.execSQL(
"create unique index if not exists " + table + "_id on " + table + "(" + COL_DB_ID + "," + COL_WHO_ID + ")"
)
db.execSQL(
"create index if not exists " + table + "_time on " + table + "(" + COL_TIME_SAVE + ")"
)
}
fun onDBUpgrade(db : SQLiteDatabase, oldVersion : Int, newVersion : Int) {
if(oldVersion < 6 && newVersion >= 6) {
onDBCreate(db)
}
if(oldVersion < 20 && newVersion >= 20) {
try {
db.execSQL("alter table $table add column $COL_FOLLOWING_REBLOGS integer default 1")
/*
(COL_FOLLOWING_REBLOGS カラムのデフォルト値について)
1.7.5でboolean値を保存していた関係でデフォルト値は1(REBLOG_SHOW)になってしまっている
1.7.6以降では3値論理にしたのでデフォルトは2(REBLOG_UNKNOWN)の方が適切だが、SQLiteにはカラムのデフォルト制約の変更を行う機能がない
データは適当に更新されるはずだから、今のままでも多分問題ないはず…
*/
} catch(ex : Throwable) {
log.trace(ex)
}
}
}
fun deleteOld(now : Long) {
try {
// 古いデータを掃除する
val expire = now - 86400000L * 365
App1.database.delete(table, COL_TIME_SAVE + "<?", arrayOf(expire.toString()))
} catch(ex : Throwable) {
log.e(ex, "deleteOld failed.")
}
}
fun save1(now : Long, db_id : Long, src : TootRelationShip) : UserRelation {
try {
val cv = ContentValues()
cv.put(COL_TIME_SAVE, now)
cv.put(COL_DB_ID, db_id)
cv.put(COL_WHO_ID, src.id)
cv.put(COL_FOLLOWING, if(src.following) 1 else 0)
cv.put(COL_FOLLOWED_BY, if(src.followed_by) 1 else 0)
cv.put(COL_BLOCKING, if(src.blocking) 1 else 0)
cv.put(COL_MUTING, if(src.muting) 1 else 0)
cv.put(COL_REQUESTED, if(src.requested) 1 else 0)
cv.put(COL_FOLLOWING_REBLOGS, src.showing_reblogs)
App1.database.replace(table, null, cv)
val key = String.format("%s:%s", db_id, src.id)
mMemoryCache.remove(key)
} catch(ex : Throwable) {
log.e(ex, "save failed.")
}
return load(db_id, src.id)
}
fun saveList(now : Long, db_id : Long, src_list : ArrayList<TootRelationShip>) {
val cv = ContentValues()
cv.put(COL_TIME_SAVE, now)
cv.put(COL_DB_ID, db_id)
var bOK = false
val db = App1.database
db.execSQL("BEGIN TRANSACTION")
try {
for(src in src_list) {
cv.put(COL_WHO_ID, src.id)
cv.put(COL_FOLLOWING, src.following.b2i() )
cv.put(COL_FOLLOWED_BY, src.followed_by.b2i() )
cv.put(COL_BLOCKING, src.blocking.b2i() )
cv.put(COL_MUTING, src.muting.b2i() )
cv.put(COL_REQUESTED, src.requested.b2i() )
cv.put(COL_FOLLOWING_REBLOGS, src.showing_reblogs)
db.replace(table, null, cv)
}
bOK = true
} catch(ex : Throwable) {
log.trace(ex)
log.e(ex, "saveList failed.")
}
if(bOK) {
db.execSQL("COMMIT TRANSACTION")
for(src in src_list) {
val key = String.format("%s:%s", db_id, src.id)
mMemoryCache.remove(key)
}
} else {
db.execSQL("ROLLBACK TRANSACTION")
}
}
private val mMemoryCache = LruCache<String, UserRelation>(2048)
private const val load_where = "$COL_DB_ID=? and $COL_WHO_ID=?"
private val load_where_arg = object : ThreadLocal<Array<String?>>() {
override fun initialValue() : Array<String?> {
return Array(2) { _ -> null }
}
}
fun load(db_id : Long, who_id : Long) : UserRelation {
val key = String.format("%s:%s", db_id, who_id)
val cached : UserRelation? = mMemoryCache.get(key)
if(cached != null) return cached
try {
val where_arg = load_where_arg.get()
where_arg[0] = db_id.toString()
where_arg[1] = who_id.toString()
App1.database.query(table, null, load_where, where_arg, null, null, null)
.use { cursor ->
if(cursor.moveToNext()) {
val dst = UserRelation()
dst.following = 0 != cursor.getInt(cursor.getColumnIndex(COL_FOLLOWING))
dst.followed_by = 0 != cursor.getInt(cursor.getColumnIndex(COL_FOLLOWED_BY))
dst.blocking = 0 != cursor.getInt(cursor.getColumnIndex(COL_BLOCKING))
dst.muting = 0 != cursor.getInt(cursor.getColumnIndex(COL_MUTING))
dst.requested = 0 != cursor.getInt(cursor.getColumnIndex(COL_REQUESTED))
dst.following_reblogs = cursor.getInt(cursor.getColumnIndex(COL_FOLLOWING_REBLOGS))
return dst
}
}
} catch(ex : Throwable) {
log.trace(ex)
log.e(ex, "load failed.")
}
val dst = UserRelation()
mMemoryCache.put(key, dst)
return dst
}
}
// public static Cursor createCursor(){
// return App1.getDB().query( table, null, null, null, null, null, COL_NAME + " asc" );
// }
//
// public static void delete( String name ){
// try{
// App1.getDB().delete( table, COL_NAME + "=?", new String[]{ name } );
// }catch( Throwable ex ){
// warning.e( ex, "delete failed." );
// }
// }
//
// public static HashSet< String > getNameSet(){
// HashSet< String > dst = new HashSet<>();
// try{
// Cursor cursor = App1.getDB().query( table, null, null, null, null, null, null );
// if( cursor != null ){
// try{
// int idx_name = cursor.getColumnIndex( COL_NAME );
// while( cursor.moveToNext() ){
// String s = cursor.getString( idx_name );
// dst.add( s );
// }
// }finally{
// cursor.close();
// }
// }
// }catch( Throwable ex ){
// warning.e(ex,"getNameSet() failed.")
// }
// return dst;
// }
// private static final String[] isMuted_projection = new String[]{COL_NAME};
// private static final String isMuted_where = COL_NAME+"=?";
// private static final ThreadLocal<String[]> isMuted_where_arg = new ThreadLocal<String[]>() {
// @Override protected String[] initialValue() {
// return new String[1];
// }
// };
// public static boolean isMuted( String app_name ){
// if( app_name == null ) return false;
// try{
// String[] where_arg = isMuted_where_arg.get();
// where_arg[0] = app_name;
// Cursor cursor = App1.getDB().query( table, isMuted_projection,isMuted_where , where_arg, null, null, null );
// try{
// if( cursor.moveToFirst() ){
// return true;
// }
// }finally{
// cursor.close();
// }
// }catch( Throwable ex ){
// warning.e( ex, "load failed." );
// }
// return false;
// }
}
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