Implement remaining stuff

Basic functionality milestone reached!!

app/src/fan/FanCurve.cxx

@@ -1,25 +1,28 @@
-#include <fan/FanCurve.h>
+#include <iostream>
 
-#include <array>
+#include <fan/FanCurve.h>
 
 using namespace std;
 
 FanCurve::FanCurve(std::vector<FanStep> steps,
                    std::vector<std::shared_ptr<Sensor>> sensors,
                    std::vector<std::shared_ptr<Fan>> fans)
-    : mSteps(steps), mTempSensors(sensors), mFans(fans) {}
+    : mSteps(steps), mTempSensors(sensors), mFans(fans) {
+  cout << "Initialized Fan Curve:" << endl;
+  PrintInfo();
+}
 
 void FanCurve::DoFanControl() {
   int temp = AggregateTemperature();
+  cout << "Temp: " << temp << "C" << endl;
 
   int t0, t1, p0, p1;
+  int targetFanSpeed;
 
   if (temp <= mSteps[0].Temp) {
-    t0 = t1 = mSteps[0].Temp;
-    p0 = p1 = mSteps[0].Percent;
+    targetFanSpeed = mSteps[0].Percent;
   } else if (temp > mSteps[mSteps.size() - 1].Temp) {
-    t0 = t1 = mSteps[mSteps.size() - 1].Temp;
-    p0 = p1 = mSteps[mSteps.size() - 1].Percent;
+    targetFanSpeed = mSteps[mSteps.size() - 1].Percent;
   } else {
     for (int i = 0; i < mSteps.size(); i++) {
       if (temp > mSteps[i].Temp) {
@@ -30,9 +33,11 @@ void FanCurve::DoFanControl() {
         p1 = mSteps[i + 1].Percent;
       }
     }
+
+    targetFanSpeed = p0 + ((p1 - p0) / (t1 - t0)) * (temp - t0);
   }
 
-  int targetFanSpeed = p0 + ((p1 - p0) / (t1 - t0)) * (temp - t0);
+  cout << "Power: " << targetFanSpeed << "%" << endl;
 
   for (auto f : mFans) {
     f->PWM(targetFanSpeed);
@@ -41,10 +46,37 @@ void FanCurve::DoFanControl() {
 
 // Dummy Implementation using AVG
 int FanCurve::AggregateTemperature() {
-  int sum;
+  int sum = 0;
   for (auto s : mTempSensors) {
     sum += s->value();
   }
 
   return sum / mTempSensors.size();
 }
+
+void FanCurve::PrintInfo() {
+  stringstream sStream;
+  cout << "Steps: ";
+  for (auto s : mSteps) {
+    sStream << "[ " << s.Temp << "C, " << s.Percent << "% ] ";
+  }
+  cout << sStream.str() << endl;
+
+  sStream.str(string());
+
+  cout << "Sensors: ";
+  for (auto s : mTempSensors) {
+    sStream << s->toString() << ", ";
+  }
+
+  cout << sStream.str() << endl;
+
+  sStream.str(string());
+
+  cout << "Fans: ";
+  for (auto s : mFans) {
+    sStream << s->toString() << ", ";
+  }
+
+  cout << sStream.str() << endl;
+}