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

120 lines
2.9 KiB
Kotlin

package jp.juggler.subwaytooter.table
import android.content.ContentValues
import android.database.sqlite.SQLiteDatabase
import jp.juggler.subwaytooter.App1
import jp.juggler.subwaytooter.api.entity.TootStatus
import jp.juggler.util.LogCategory
import jp.juggler.util.getInt
object ContentWarning : TableCompanion {
private val log = LogCategory("ContentWarning")
private const val table = "content_warning"
private const val COL_STATUS_URI = "su"
private const val COL_SHOWN = "sh"
private const val COL_TIME_SAVE = "time_save"
private val projection_shown = arrayOf(COL_SHOWN)
override fun onDBCreate(db : SQLiteDatabase) {
log.d("onDBCreate!")
db.execSQL(
"""
create table if not exists $table
(_id INTEGER PRIMARY KEY
,$COL_STATUS_URI text not null
,$COL_SHOWN integer not null
,$COL_TIME_SAVE integer default 0
)
""".trimIndent()
)
db.execSQL(
"create unique index if not exists ${table}_status_uri on $table($COL_STATUS_URI)"
)
db.execSQL(
"create index if not exists ${table}_time_save on $table($COL_TIME_SAVE)"
)
}
override fun onDBUpgrade(db : SQLiteDatabase, oldVersion : Int, newVersion : Int) {
fun intersect(x:Int) = (oldVersion < x && newVersion >= x)
if( intersect(36) || intersect(31) || intersect(5) ){
db.execSQL("drop table if exists $table")
onDBCreate(db)
}
}
fun isShown(uri:String, default_value : Boolean) : Boolean {
try {
App1.database.query(
table,
projection_shown,
"$COL_STATUS_URI=?",
arrayOf(uri),
null,
null,
null
).use { cursor ->
if(cursor.moveToFirst()) {
return 0 != cursor.getInt(COL_SHOWN)
}
}
} catch(ex : Throwable) {
log.e(ex, "load failed.")
}
return default_value
}
fun isShown(status : TootStatus, default_value : Boolean) : Boolean {
return isShown(status.uri,default_value)
}
fun save(uri : String, is_shown : Boolean) {
try {
val now = System.currentTimeMillis()
val cv = ContentValues()
cv.put(COL_STATUS_URI, uri)
cv.put(COL_SHOWN, is_shown.b2i())
cv.put(COL_TIME_SAVE, now)
App1.database.replace(table, null, cv)
} catch(ex : Throwable) {
log.e(ex, "save failed.")
}
}
fun save(status : TootStatus, is_shown : Boolean) {
try {
val now = System.currentTimeMillis()
val cv = ContentValues()
cv.put(COL_STATUS_URI, status.uri)
cv.put(COL_SHOWN, is_shown.b2i())
cv.put(COL_TIME_SAVE, now)
App1.database.replace(table, null, cv)
} catch(ex : Throwable) {
log.e(ex, "save failed.")
}
}
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.")
}
}
}