using System.Text;
using EDPlayerJournal.Entries;

namespace EDPlayerJournal.BGS; 

/// <summary>
/// This class is used when a completed mission gives influence to another
/// faction as well. This happens, for example, when you deliver cargo from one
/// faction to another. Both sometimes gain influence.
/// </summary>
public class InfluenceSupport : Transaction {
    public string Influence { get; set; } = "";

    /// <summary>
    /// Relevant mission completed entry
    /// </summary>
    public MissionCompletedEntry? RelevantMission { get; set; }

    /// <summary>
    /// Mission accepted entry
    /// </summary>
    public MissionAcceptedEntry? AcceptedEntry { get; set; }

    public override string CompletedAt {
        get { 
            if (RelevantMission == null) {
                return "";
            }
            return RelevantMission.Timestamp.ToString("dd.MM.yyyy hh:mm UTC"); 
        }
    }

    public override string ToString() {
        StringBuilder builder = new StringBuilder();
        string? missionname;

        if (RelevantMission != null && RelevantMission.Mission != null) {
            missionname = RelevantMission.Mission.FriendlyName;
        } else {
            missionname = "UNKNOWN MISSION";
        }

        if (missionname == null) {
            return "";
        }

        builder.AppendFormat("Influence gained from \"{0}\": \"{1}\"",
            missionname,
            string.IsNullOrEmpty(Influence) ? "NONE" : Influence
            );

        return builder.ToString();
    }
}