add solution of hw2

hws/ride_sharing/Rider.h

@@ -0,0 +1,62 @@
+#ifndef __RIDER_H
+#define __RIDER_H
+
+#include <string>
+
+class Rider {
+private:
+    std::string firstName;
+    std::string lastName;
+    std::string gender;
+    int age;
+    std::string phoneNumber;
+    double rating;
+    std::string pickupLocationName;
+    double pickupLatitude;
+    double pickupLongitude;
+    std::string dropoffLocationName;
+    double dropoffLatitude;
+    double dropoffLongitude;
+    std::string vehiclePref;
+    std::string currentState;
+    //driver's info
+    std::string driverFirstName;
+    std::string driverLastName;
+    std::string driverPhoneNumber;
+
+public:
+    //init
+    Rider();
+    Rider(const std::string &fName, const std::string &lName,
+          const std::string &gen, int a, const std::string &phone,
+          double r, const std::string &pickupLocName, double pickupLat, double pickupLon,
+          const std::string &dropoffLocName, double dropoffLat, double dropoffLon,
+          const std::string &vehiclePref, const std::string &state,
+          const std::string &dF, const std::string &dL, const std::string &dP);
+
+    //getters & setters
+    const std::string& getFirstName() const;
+    const std::string& getLastName() const;
+    const std::string& getGender() const;
+    int getAge() const;
+    const std::string& getPhoneNumber() const;
+    double getRating() const;
+    const std::string& getPickupLocationName() const;
+    double getPickupLatitude() const;
+    double getPickupLongitude() const;
+    const std::string& getDropoffLocationName() const;
+    double getDropoffLatitude() const;
+    double getDropoffLongitude() const;
+    const std::string& getVehiclePref() const;
+    const std::string& getCurrentState() const;
+    const std::string& getDriverFirstName() const;
+    const std::string& getDriverLastName() const;
+    const std::string& getDriverPhoneNumber() const;
+
+    void setCurrentState(const std::string &state);
+    void setDriverInfo(const std::string &df, const std::string &dl, const std::string &dp);
+    //return a string representation of the rider
+    std::string toFileString() const;
+};
+
+#endif