static void ReadSupplyOrInventory(string filename, ref SortedDictionary <DateTime, ProductCounter> list)
{
list.Clear();
StreamReader reader = new StreamReader(filename);
reader.ReadLine();
while (!reader.EndOfStream)
{
var str = reader.ReadLine();
var spl = str.Split(',');
if (spl.Length == 3)
{
DateTime date = DateTime.Parse(spl[0]);
list[date] = new ProductCounter(Int32.Parse(spl[1]), Int32.Parse(spl[2]));
}
}
reader.Close();
}
static void Parse(string name, ref Dictionary <DateTime, ProductCounter> state, ref Dictionary <DateTime, ProductCounter> stolen, ref Dictionary <DateTime, ProductCounter> sell)
{
var supply = new SortedDictionary <DateTime, ProductCounter>();
var inventory = new SortedDictionary <DateTime, ProductCounter>();
ReadSupplyOrInventory(string.Format("input\\{0}-supply.csv", name), ref supply);
ReadSupplyOrInventory(string.Format("input\\{0}-inventory.csv", name), ref inventory);
StreamReader reader = new StreamReader(string.Format("input\\{0}-sell.csv", name));
reader.ReadLine();
sell.Clear();
while (!reader.EndOfStream)
{
var str = reader.ReadLine();
var spl = str.Split(',');
if (spl.Length == 2)
{
var date = DateTime.Parse(spl[0]);
var spl1 = spl[1].Split('-');
if (spl1.Length == 8)
{
var sprod = spl1[2];
ProductCounter toadd = new ProductCounter();
if (sprod == "ap")
{
toadd.appleCount = 1;
}
else if (sprod == "pe")
{
toadd.penCount = 1;
}
if (sell.ContainsKey(date))
{
var prodCount = sell[date];
prodCount.AddCount(toadd);
sell[date] = prodCount;
}
else
{
sell[date] = toadd;
}
}
}
}
reader.Close();
var firstInvDate = inventory.First().Key;
inventory[firstInvDate.Subtract(new TimeSpan(DateTime.DaysInMonth(firstInvDate.Year, firstInvDate.Month), 0, 0, 0))] =
new ProductCounter();
state.Clear();
stolen.Clear();
bool islast = false;
foreach (var pair in inventory)
{
if (islast)
{
break;
}
ProductCounter counter = pair.Value;
for (int i = 1; i <= 31; i++)
{
DateTime curDate = pair.Key.Add(new TimeSpan(i, 0, 0, 0));
if (sell.ContainsKey(curDate))
{
counter.SubstractCount(sell[curDate]);
}
if (supply.ContainsKey(curDate))
{
counter.AddCount(supply[curDate]);
}
state[curDate] = counter;
DateTime nextDate = pair.Key.Add(new TimeSpan(i + 1, 0, 0, 0));
if (nextDate.Month != curDate.Month)
{
if (inventory.Last().Key == curDate)
{
islast = true;
}
if (inventory.ContainsKey(curDate))
{
state[curDate] = inventory[curDate];
var data = inventory[curDate];
counter.SubstractCount(data);
stolen[curDate] = counter;
}
break;
}
}
}
}
public void SubstractCount(ProductCounter prod)
{
this.appleCount -= prod.appleCount;
this.penCount -= prod.penCount;
}
public void AddCount(ProductCounter prod)
{
this.appleCount += prod.appleCount;
this.penCount += prod.penCount;
}