Public interfaces: part 1

[stg.git] / include / stg / tariff.h

diff --git a/include/stg/tariff.h b/include/stg/tariff.h
index a5b1d2e9253ad3a441e283e3409e19c4dd0ae6a4..3882f630d966f28a11644c5566b287843cd41204 100644 (file)
--- a/include/stg/tariff.h
+++ b/include/stg/tariff.h
@@ -18,19 +18,38 @@
  *    Author : Maxim Mamontov <faust@stargazer.dp.ua>
  */
 
-#ifndef TARIFF_H
-#define TARIFF_H
+#pragma once
 
+#include <string>
+//#include <istream>
+#include <cstring>
 #include <ctime>
+#include <cstdint>
 
-#include <string>
+namespace STG
+{
+
+struct TariffData;
+
+struct Tariff {
+    enum ChangePolicy { ALLOW = 0, TO_CHEAP, TO_EXPENSIVE, DENY };
+
+    enum Period { DAY = 0, MONTH };
+
+    enum TraffType { TRAFF_UP = 0, TRAFF_DOWN, TRAFF_UP_DOWN, TRAFF_MAX };
+
+    static std::string toString(ChangePolicy changePolicy);
+    static ChangePolicy parseChangePolicy(const std::string& value);
+
+    static std::string toString(Period period);
+    static Period parsePeriod(const std::string& value);
+
+    static std::string toString(TraffType type);
+    static TraffType parseTraffType(const std::string& value);
+    static TraffType fromInt(int value);
 
-#include "os_int.h"
-#include "tariff_conf.h"
+    virtual ~Tariff() = default;
 
-class TARIFF {
-public:
-    virtual ~TARIFF() {}
     virtual double  GetPriceWithTraffType(uint64_t up,
                                           uint64_t down,
                                           int dir,
@@ -39,14 +58,106 @@ public:
     virtual double  GetPassiveCost() const = 0;
     virtual double  GetFee() const = 0;
     virtual double  GetFree() const = 0;
+    virtual Period  GetPeriod() const = 0;
+    virtual ChangePolicy GetChangePolicy() const = 0;
+    virtual time_t  GetChangePolicyTimeout() const = 0;
 
-    virtual const   std::string & GetName() const = 0;
-    virtual void    SetName(const std::string & name) = 0;
+    virtual const   std::string& GetName() const = 0;
+    virtual void    SetName(const std::string& name) = 0;
 
     virtual int     GetTraffType() const = 0;
     virtual int64_t GetTraffByType(uint64_t up, uint64_t down) const = 0;
     virtual int     GetThreshold(int dir) const = 0;
-    virtual const TARIFF_DATA & GetTariffData() const = 0;
+    virtual const TariffData& GetTariffData() const = 0;
+    virtual std::string TariffChangeIsAllowed(const Tariff& to, time_t currentTime) const = 0;
 };
 
-#endif
+inline
+std::string Tariff::toString(ChangePolicy changePolicy)
+{
+    switch (changePolicy)
+    {
+        case ALLOW: return "allow";
+        case TO_CHEAP: return "to_cheap";
+        case TO_EXPENSIVE: return "to_expensive";
+        case DENY: return "deny";
+    }
+    return "allow"; // Classic behaviour.
+}
+
+inline
+Tariff::ChangePolicy Tariff::parseChangePolicy(const std::string& value)
+{
+    if (strcasecmp(value.c_str(), "to_cheap") == 0)
+        return TO_CHEAP;
+    if (strcasecmp(value.c_str(), "to_expensive") == 0)
+        return TO_EXPENSIVE;
+    if (strcasecmp(value.c_str(), "deny") == 0)
+        return DENY;
+    return ALLOW; // Classic behaviour.
+}
+
+inline
+std::string Tariff::toString(Period period)
+{
+    switch (period)
+    {
+        case DAY: return "day";
+        case MONTH: return "month";
+    }
+    return "month"; // Classic behaviour.
+}
+
+inline
+Tariff::Period Tariff::parsePeriod(const std::string& value)
+{
+    if (strcasecmp(value.c_str(), "day") == 0)
+        return DAY;
+    return MONTH; // Classic behaviour.
+}
+
+inline
+std::string Tariff::toString(TraffType type)
+{
+    switch (type)
+    {
+        case TRAFF_UP: return "up";
+        case TRAFF_DOWN: return "down";
+        case TRAFF_UP_DOWN: return "up+down";
+        case TRAFF_MAX: return "max";
+    }
+    return "up+down";
+}
+
+inline
+Tariff::TraffType Tariff::parseTraffType(const std::string& value)
+{
+    if (strcasecmp(value.c_str(), "up") == 0)
+        return TRAFF_UP;
+    if (strcasecmp(value.c_str(), "down") == 0)
+        return TRAFF_DOWN;
+    if (strcasecmp(value.c_str(), "up+down") == 0)
+        return TRAFF_UP_DOWN;
+    if (strcasecmp(value.c_str(), "max") == 0)
+        return TRAFF_MAX;
+    return TRAFF_UP_DOWN;
+}
+
+/*inline
+std::istream& operator>>(std::istream& stream, Tariff::TraffType& traffType)
+{
+    unsigned val;
+    stream >> val;
+    traffType = static_cast<Tariff::TraffType>(val);
+    return stream;
+}*/
+
+inline
+Tariff::TraffType Tariff::fromInt(int value)
+{
+    if (value < 0 || value > TRAFF_MAX)
+        return TRAFF_UP_DOWN;
+    return static_cast<TraffType>(value);
+}
+
+}