taler-android

Android apps for GNU Taler (wallet, PoS, cashier)
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ViewMode.kt (2483B)

      1 /*
      2  * This file is part of GNU Taler
      3  * (C) 2025 Taler Systems S.A.
      4  *
      5  * GNU Taler is free software; you can redistribute it and/or modify it under the
      6  * terms of the GNU General Public License as published by the Free Software
      7  * Foundation; either version 3, or (at your option) any later version.
      8  *
      9  * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
     10  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
     11  * A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
     12  *
     13  * You should have received a copy of the GNU General Public License along with
     14  * GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
     15  */
     16 
     17 package net.taler.wallet.main
     18 
     19 import net.taler.common.CurrencySpecification
     20 import net.taler.wallet.PrefsViewMode
     21 import net.taler.wallet.ViewModeType
     22 import net.taler.wallet.balances.ScopeInfo
     23 import net.taler.wallet.transactions.TransactionStateFilter
     24 
     25 sealed class ViewMode {
     26     abstract fun toPrefs(): PrefsViewMode
     27 
     28     data object Assets: ViewMode() {
     29         override fun toPrefs(): PrefsViewMode = PrefsViewMode
     30             .newBuilder()
     31             .setType(ViewModeType.ASSETS)
     32             .build()
     33     }
     34 
     35     data class Transactions(
     36         val selectedScope: ScopeInfo,
     37         val selectedSpec: CurrencySpecification? = null,
     38         val searchQuery: String? = null,
     39         val stateFilter: TransactionStateFilter? = null,
     40     ): ViewMode() {
     41         override fun toPrefs(): PrefsViewMode = PrefsViewMode
     42             .newBuilder()
     43             .setType(ViewModeType.TRANSACTIONS)
     44             .setSelectedScope(selectedScope.toPrefs())
     45             .apply {
     46                 if (this@Transactions.searchQuery != null)
     47                     setSearchQuery(this@Transactions.searchQuery)
     48                 if (this@Transactions.stateFilter != null)
     49                     setStateFilter(this@Transactions.stateFilter.toPrefs())
     50             }.build()
     51     }
     52 
     53     companion object {
     54         fun fromPrefs(prefs: PrefsViewMode): ViewMode = when (prefs.type) {
     55             ViewModeType.ASSETS, ViewModeType.UNRECOGNIZED -> Assets
     56 
     57             ViewModeType.TRANSACTIONS -> Transactions(
     58                 // TODO: better null handling
     59                 selectedScope = ScopeInfo.fromPrefs(prefs.selectedScope)!!,
     60                 searchQuery = prefs.searchQuery,
     61                 stateFilter = TransactionStateFilter.fromPrefs(prefs.stateFilter),
     62             )
     63         }
     64     }
     65 }