ECarbs: Allow remove carbs in the future

app/src/main/java/info/nightscout/androidaps/activities/fragments/TreatmentsBolusCarbsFragment.kt

@@ -17,6 +17,7 @@ import info.nightscout.androidaps.database.entities.Carbs
 import info.nightscout.androidaps.database.entities.UserEntry.Action
 import info.nightscout.androidaps.database.entities.UserEntry.Sources
 import info.nightscout.androidaps.database.entities.ValueWithUnit
+import info.nightscout.androidaps.database.transactions.CutCarbsTransaction
 import info.nightscout.androidaps.database.transactions.InvalidateBolusCalculatorResultTransaction
 import info.nightscout.androidaps.database.transactions.InvalidateBolusTransaction
 import info.nightscout.androidaps.database.transactions.InvalidateCarbsTransaction
@@ -30,8 +31,6 @@ import info.nightscout.androidaps.extensions.iobCalc
 import info.nightscout.androidaps.extensions.toVisibility
 import info.nightscout.androidaps.interfaces.ActivePlugin
 import info.nightscout.androidaps.interfaces.ProfileFunction
-import info.nightscout.shared.logging.AAPSLogger
-import info.nightscout.shared.logging.LTag
 import info.nightscout.androidaps.logging.UserEntryLogger
 import info.nightscout.androidaps.plugins.bus.RxBus
 import info.nightscout.androidaps.plugins.general.nsclient.events.EventNSClientRestart
@@ -43,6 +42,8 @@ import info.nightscout.androidaps.utils.alertDialogs.OKDialog
 import info.nightscout.androidaps.utils.buildHelper.BuildHelper
 import info.nightscout.androidaps.utils.resources.ResourceHelper
 import info.nightscout.androidaps.utils.rx.AapsSchedulers
+import info.nightscout.shared.logging.AAPSLogger
+import info.nightscout.shared.logging.LTag
 import info.nightscout.shared.sharedPreferences.SP
 import io.reactivex.Completable
 import io.reactivex.disposables.CompositeDisposable
@@ -131,15 +132,26 @@ class TreatmentsBolusCarbsFragment : DaggerFragment() {
                             }
                         }
                     repository
-                        .getCarbsDataFromTime(dateUtil.now(), false)
+                        .getCarbsDataFromTimeNotExpanded(dateUtil.now(), false)
                         .observeOn(aapsSchedulers.main)
                         .subscribe { list ->
                             list.forEach { carb ->
+                                if (carb.duration == 0L)
                                     disposable += repository.runTransactionForResult(InvalidateCarbsTransaction(carb.id))
                                         .subscribe(
                                             { result -> result.invalidated.forEach { aapsLogger.debug(LTag.DATABASE, "Invalidated carbs $it") } },
                                             { aapsLogger.error(LTag.DATABASE, "Error while invalidating carbs", it) }
                                         )
+                                else {
+                                    disposable += repository.runTransactionForResult(CutCarbsTransaction(carb.id, dateUtil.now()))
+                                        .subscribe(
+                                            { result ->
+                                                result.invalidated.forEach { aapsLogger.debug(LTag.DATABASE, "Invalidated carbs $it") }
+                                                result.updated.forEach { aapsLogger.debug(LTag.DATABASE, "Updated (cut end) carbs $it") }
+                                            },
+                                            { aapsLogger.error(LTag.DATABASE, "Error while invalidating carbs", it) }
+                                        )
+                                }
                             }
                         }
                     repository

app/src/main/java/info/nightscout/androidaps/plugins/general/nsclient/NSClientAddUpdateWorker.kt

@@ -131,6 +131,13 @@ class NSClientAddUpdateWorker(
                                     )
                                     aapsLogger.debug(LTag.DATABASE, "Invalidated carbs $it")
                                 }
+                                result.updated.forEach {
+                                    uel.log(Action.CARBS, Sources.NSClient,
+                                        ValueWithUnit.Timestamp(it.timestamp),
+                                        ValueWithUnit.Gram(it.amount.toInt())
+                                    )
+                                    aapsLogger.debug(LTag.DATABASE, "Updated carbs $it")
+                                }
                                 result.updatedNsId.forEach {
                                     aapsLogger.debug(LTag.DATABASE, "Updated nsId carbs $it")
                                 }

database/src/main/java/info/nightscout/androidaps/database/AppRepository.kt

@@ -543,6 +543,11 @@ import kotlin.math.roundToInt
             .map { if (!ascending) it.reversed() else it }
             .subscribeOn(Schedulers.io())
 
+    fun getCarbsDataFromTimeNotExpanded(timestamp: Long, ascending: Boolean): Single<List<Carbs>> =
+        database.carbsDao.getCarbsFromTimeExpandable(timestamp)
+            .map { if (!ascending) it.reversed() else it }
+            .subscribeOn(Schedulers.io())
+
     fun getCarbsDataFromTimeToTime(from: Long, to: Long, ascending: Boolean): Single<List<Carbs>> =
         database.carbsDao.getCarbsFromTimeToTime(from, to)
             .map { if (!ascending) it.reversed() else it }

database/src/main/java/info/nightscout/androidaps/database/transactions/CutCarbsTransaction.kt

@@ -0,0 +1,32 @@
+package info.nightscout.androidaps.database.transactions
+
+import info.nightscout.androidaps.database.entities.Carbs
+import info.nightscout.androidaps.database.interfaces.end
+import kotlin.math.roundToInt
+
+class CutCarbsTransaction(val id: Long, val end: Long) : Transaction<CutCarbsTransaction.TransactionResult>() {
+
+    override fun run(): TransactionResult {
+        val result = TransactionResult()
+        val carbs = database.carbsDao.findById(id)
+            ?: throw IllegalArgumentException("There is no such Carbs with the specified ID.")
+        if (carbs.timestamp == end) {
+            carbs.isValid = false
+            database.carbsDao.updateExistingEntry(carbs)
+            result.invalidated.add(carbs)
+        } else if (end in carbs.timestamp..carbs.end) {
+            val pctRun = (end - carbs.timestamp) / carbs.duration.toDouble()
+            carbs.amount = (carbs.amount * pctRun).roundToInt().toDouble()
+            carbs.end = end
+            database.carbsDao.updateExistingEntry(carbs)
+            result.updated.add(carbs)
+        }
+        return result
+    }
+
+    class TransactionResult {
+
+        val invalidated = mutableListOf<Carbs>()
+        val updated = mutableListOf<Carbs>()
+    }
+}

database/src/main/java/info/nightscout/androidaps/database/transactions/SyncNsCarbsTransaction.kt

@@ -22,6 +22,13 @@ class SyncNsCarbsTransaction(private val carbs: Carbs) : Transaction<SyncNsCarbs
                 database.carbsDao.updateExistingEntry(current)
                 result.invalidated.add(current)
             }
+            // and change duration
+            if (current.duration != carbs.duration) {
+                current.amount = carbs.amount
+                current.duration = carbs.duration
+                database.carbsDao.updateExistingEntry(current)
+                result.updated.add(current)
+            }
             return result
         }
 
@@ -43,6 +50,7 @@ class SyncNsCarbsTransaction(private val carbs: Carbs) : Transaction<SyncNsCarbs
 
     class TransactionResult {
 
+        val updated = mutableListOf<Carbs>()
         val updatedNsId = mutableListOf<Carbs>()
         val inserted = mutableListOf<Carbs>()
         val invalidated = mutableListOf<Carbs>()