From 5dfa37788c7f039eff00b27cc0ca8b9b9a71f60e Mon Sep 17 00:00:00 2001
From: Javier <dev.git@javispedro.com>
Date: Sat, 20 Mar 2021 23:57:51 +0100
Subject: Initial import

---
 .../com/javispedro/rempe/DeviceViewHolder.java     | 123 +++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 app/src/main/java/com/javispedro/rempe/DeviceViewHolder.java

(limited to 'app/src/main/java/com/javispedro/rempe/DeviceViewHolder.java')

diff --git a/app/src/main/java/com/javispedro/rempe/DeviceViewHolder.java b/app/src/main/java/com/javispedro/rempe/DeviceViewHolder.java
new file mode 100644
index 0000000..9731471
--- /dev/null
+++ b/app/src/main/java/com/javispedro/rempe/DeviceViewHolder.java
@@ -0,0 +1,123 @@
+package com.javispedro.rempe;
+
+import android.content.Context;
+import android.view.View;
+import android.widget.ProgressBar;
+import android.widget.TextView;
+
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.dsi.ant.plugins.antplus.pcc.defines.RequestAccessResult;
+
+import java.math.BigDecimal;
+
+public class DeviceViewHolder extends RecyclerView.ViewHolder implements Device.DeviceObserver {
+    private static final String TAG = "DeviceViewHolder";
+
+    private final View mView;
+    private final Context mContext;
+
+    private final TextView mTemperatureView;
+    private final TextView mMinTemperatureView;
+    private final TextView mMaxTemperatureView;
+    private final TextView mNameView;
+    private final TextView mStatusView;
+    private final ProgressBar mSignalBar;
+    private final TextView mSignalLabel;
+
+    private Device mDevice;
+
+    public DeviceViewHolder(View view) {
+        super(view);
+        mView = view;
+        mContext = view.getContext();
+        mNameView = view.findViewById(R.id.nameView);
+        mStatusView = view.findViewById(R.id.statusView);
+        mTemperatureView = view.findViewById(R.id.temperatureView);
+        mMinTemperatureView = view.findViewById(R.id.minTemperatureView);
+        mMaxTemperatureView = view.findViewById(R.id.maxTemperatureView);
+        mSignalBar = view.findViewById(R.id.signalBar);
+        mSignalLabel = view.findViewById(R.id.signalLabel);
+    }
+
+    @Override
+    public String toString() {
+        return super.toString() + " '" + mNameView.getText() + "'";
+    }
+
+    public void setDevice(Device device) {
+        resetDisplay();
+        if (mDevice != null) {
+            mDevice.setObserver(null);
+        }
+        mDevice = device;
+        if (mDevice != null) {
+            mNameView.setText(mDevice.getDeviceName());
+            mDevice.setObserver(this);
+        }
+    }
+
+    private void runOnUiThread(Runnable r) {
+        mView.post(r);
+    }
+
+    private void resetDisplay() {
+        mTemperatureView.setText(mContext.getString(R.string.temperature_nothing));
+        mMinTemperatureView.setText(mContext.getString(R.string.temperature_nothing));
+        mMaxTemperatureView.setText(mContext.getString(R.string.temperature_nothing));
+        mNameView.setText("");
+        mStatusView.setText("");
+        mSignalBar.setProgress(0);
+        mSignalLabel.setVisibility(View.INVISIBLE);
+    }
+
+    private String formatTemperature(BigDecimal temp) {
+        final String value = temp.setScale(1, BigDecimal.ROUND_HALF_EVEN).toPlainString();
+        return mContext.getString(R.string.temperature_celsius, value);
+    }
+
+    @Override
+    public void onDeviceInfoChanged() {
+        runOnUiThread(() -> {
+            mNameView.setText(mDevice.getDeviceName());
+        });
+    }
+
+    @Override
+    public void onDeviceStateChanged() {
+        runOnUiThread(() -> {
+            if (mDevice.getConnectResult() != RequestAccessResult.SUCCESS) {
+                mStatusView.setText(Device.connectionRequestAccessResultToString(mContext, mDevice.getConnectResult()));
+            } else {
+                mStatusView.setText(Device.deviceStateToString(mContext, mDevice.getCurrentDeviceState()));
+            }
+        });
+    }
+
+    @Override
+    public void onDeviceNewReading() {
+        runOnUiThread(() -> {
+            final Reading reading = mDevice.getLastReading();
+            mTemperatureView.setText(formatTemperature(reading.temperature));
+            mMinTemperatureView.setText(formatTemperature(reading.lowLast24Hours));
+            mMaxTemperatureView.setText(formatTemperature(reading.highLast24Hours));
+        });
+    }
+
+    private int rssiToMeterValue(float rssi) {
+        final float minThreshold = -100;
+        final float maxThreshold = 0;
+
+        final float step = (maxThreshold - minThreshold) / 100;
+
+        return Math.round((rssi - minThreshold) / step);
+    }
+
+    @Override
+    public void onDeviceRssiChanged() {
+        runOnUiThread(() -> {
+            mSignalBar.setProgress(rssiToMeterValue(mDevice.getLastRssi()));
+            mSignalLabel.setVisibility(View.VISIBLE);
+        });
+    }
+}
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