From b4d35c1c12120503e74d7ae99edd94302673acf6 Mon Sep 17 00:00:00 2001
From: Guillaume Jacquart <guillaume.jacquart@hoodbrains.com>
Date: Thu, 28 Jul 2022 06:04:22 +0000
Subject: #5444 Fix CPU consumption - remove flow-mvi dependency

---
 .../e/privacycentralapp/common/GraphHolder.kt      |  2 +-
 .../e/privacycentralapp/common/ThrottleFlow.kt     | 36 ++++++++++++++++++++++
 .../common/extensions/AnyExtension.kt              | 28 +++++++++++++++++
 3 files changed, 65 insertions(+), 1 deletion(-)
 create mode 100644 app/src/main/java/foundation/e/privacycentralapp/common/ThrottleFlow.kt
 create mode 100644 app/src/main/java/foundation/e/privacycentralapp/common/extensions/AnyExtension.kt

(limited to 'app/src/main/java/foundation/e/privacycentralapp/common')

diff --git a/app/src/main/java/foundation/e/privacycentralapp/common/GraphHolder.kt b/app/src/main/java/foundation/e/privacycentralapp/common/GraphHolder.kt
index 32766ca..d7a9dd0 100644
--- a/app/src/main/java/foundation/e/privacycentralapp/common/GraphHolder.kt
+++ b/app/src/main/java/foundation/e/privacycentralapp/common/GraphHolder.kt
@@ -40,7 +40,7 @@ import com.github.mikephil.charting.highlight.Highlight
 import com.github.mikephil.charting.listener.OnChartValueSelectedListener
 import com.github.mikephil.charting.utils.MPPointF
 import foundation.e.privacycentralapp.R
-import foundation.e.privacycentralapp.extensions.dpToPxF
+import foundation.e.privacycentralapp.common.extensions.dpToPxF
 
 class GraphHolder(val barChart: BarChart, val context: Context, val isMarkerAbove: Boolean = true) {
     var data = emptyList<Pair<Int, Int>>()
diff --git a/app/src/main/java/foundation/e/privacycentralapp/common/ThrottleFlow.kt b/app/src/main/java/foundation/e/privacycentralapp/common/ThrottleFlow.kt
new file mode 100644
index 0000000..21e1542
--- /dev/null
+++ b/app/src/main/java/foundation/e/privacycentralapp/common/ThrottleFlow.kt
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2022 E FOUNDATION
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package foundation.e.privacycentralapp.common
+
+import kotlinx.coroutines.FlowPreview
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flow
+import kotlin.time.Duration
+
+@FlowPreview
+fun <T> Flow<T>.throttleFirst(windowDuration: Duration): Flow<T> = flow {
+    var lastEmissionTime = 0L
+    collect { upstream ->
+        val currentTime = System.currentTimeMillis()
+        val mayEmit = currentTime - lastEmissionTime > windowDuration.inWholeMilliseconds
+        if (mayEmit) {
+            lastEmissionTime = currentTime
+            emit(upstream)
+        }
+    }
+}
diff --git a/app/src/main/java/foundation/e/privacycentralapp/common/extensions/AnyExtension.kt b/app/src/main/java/foundation/e/privacycentralapp/common/extensions/AnyExtension.kt
new file mode 100644
index 0000000..5c73df9
--- /dev/null
+++ b/app/src/main/java/foundation/e/privacycentralapp/common/extensions/AnyExtension.kt
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2022 E FOUNDATION
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package foundation.e.privacycentralapp.common.extensions
+
+import android.content.Context
+
+fun Any.toText(context: Context) = when (this) {
+    is Int -> context.getString(this)
+    is String -> this
+    else -> this.toString()
+}
+
+fun Int.dpToPxF(context: Context): Float = this.toFloat() * context.resources.displayMetrics.density
-- 
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