using System.Linq;
using System.Globalization;
using EDJournal;

namespace EliteBGS.BGS {
    public class Vouchers : LogEntry {
        private string type = null;

        public Vouchers() {
        }

        public Vouchers(RedeemVoucherEntry e) {
            Entries.Add(e);
        }

        public long TotalSum {
            get {
                return Entries
                    .OfType<RedeemVoucherEntry>()
                    .Where(x => x.FactionBounties.ContainsKey(Faction))
                    .Sum(x => x.FactionBounties[Faction])
                    ;
            }
        }

        public string Type {
            get {
                if (type == null) {
                    string v = Entries
                                 .Where(x => x.GetType() == typeof(RedeemVoucherEntry))
                                 .GroupBy(x => (x as RedeemVoucherEntry).Type)
                                 .Select(x => x.Key)
                                 .First();
                    if (v == "CombatBond") {
                        type = "Combat Bond";
                    } else if (v == "bounty") {
                        type = "Bounty";
                    } else {
                        type = CultureInfo.CurrentCulture.TextInfo.ToTitleCase(v);
                    }
                }

                return type;
            }
        }

        public override int CompareTo(LogEntry other) {
            if (other == null || other.GetType() != typeof(Vouchers)) {
                return -1;
            }

            Vouchers b = other as Vouchers;
            if (b.Type == Type &&
                b.Faction == Faction &&
                b.System == System &&
                b.Station == Station) {
                return 0;
            }

            return -1;
        }

        public override string ToString() {
            return string.Format("{0} Vouchers: {1}", Type, Credits.FormatCredits(TotalSum));
        }
    }
}