public SongMetadata ParseFile()
        {
            string fileName = Metadata.ChartFullPath;

            // Used for v0.1
            Dictionary <int, SlideCollection> tempSlideDict = new Dictionary <int, SlideCollection>();
            // Used for v1.0
            Dictionary <int, Hold> tempHoldDict = new Dictionary <int, Hold>();

            // Temp parsing variables
            int    beatsPerMeasure = 4; // Ultimately this should be tied to time signature
            int    measure         = -1;
            double subDiv;
            int    noteClass, lane, width, id, endLane, endWidth;
            bool   inNoteData = false;

            try
            {
                using (StreamReader sr = new StreamReader(new FileStream(fileName, FileMode.Open, FileAccess.Read)))
                {
                    while (!sr.EndOfStream)
                    {
                        string line = sr.ReadLine();

                        // Whatever metadata stuff isn't covered in SongMetadata

                        if (Metadata.Version.Major == 1 && Metadata.Version.Minor == 0)
                        {
                            // Look for BPM change tags
                            if (Regex.Match(line, "^(#BPMC)").Success)
                            {
                                var bpmSplit = Regex.Split(line, @"[(#BPMC)\s:.]+").Where(s => !String.IsNullOrEmpty(s));
                                if (bpmSplit.Count() == 3)
                                {
                                    id      = bpmSplit.ElementAt(0).ParseBase36();
                                    measure = int.Parse(bpmSplit.ElementAt(1));
                                    subDiv  = double.Parse(bpmSplit.ElementAt(2)) / 192.0;

                                    Metadata.BpmEvents.Add(new BpmChangeEvent(Metadata.BpmIndex[id], beatsPerMeasure * (measure + subDiv)));
                                }
                                else
                                {
                                    Console.WriteLine("Failed to parse BPM Change: {0}", line);
                                }
                            }
                            else
                            {
                                // Must have seen the "#NOTES" tag before parsing notes
                                if (Regex.Match(line, "^(#NOTES)").Success)
                                {
                                    inNoteData = true;
                                }
                                else if (Regex.Match(line, "^(#ENDNOTES)").Success)
                                {
                                    inNoteData = false;
                                }

                                if (inNoteData)
                                {
                                    if (Regex.Match(line, "^[0-9]{3}$").Success)
                                    {
                                        measure = int.Parse(line);
                                    }
                                    else if (Regex.Match(line, "^[0-9]{3}:").Success)
                                    {
                                        var timeSplit = Regex.Split(line, ":").Where(s => !String.IsNullOrEmpty(s));
                                        if (timeSplit.Count() == 2) // It should only be 2
                                        {
                                            subDiv = double.Parse(timeSplit.ElementAt(0)) / 192.0;
                                            var noteSplit = Regex.Split(timeSplit.ElementAt(1), ",").Where(s => !String.IsNullOrEmpty(s));
                                            foreach (var note in noteSplit)
                                            {
                                                if (Regex.Match(note, "^[2-3]{1}").Success) // Motions
                                                {
                                                    noteClass = note[0].ToString().ParseBase36();
                                                    Motions.Add(new Note(beatsPerMeasure * (measure + subDiv), 0, 16, noteClass == 2 ? Motion.Up : Motion.Down));
                                                }
                                                else if (Regex.Match(note, "^[0-1]{1}[0-9a-fA-F]{2}$").Success) // Any step
                                                {
                                                    noteClass = note[0].ToString().ParseBase36();
                                                    lane      = note[1].ToString().ParseBase36();
                                                    width     = note[2].ToString().ParseBase36() + 1;

                                                    Steps.Add(new Note(beatsPerMeasure * (measure + subDiv), lane, width, noteClass == 0 ? Side.Left : Side.Right));
                                                }
                                                else if (Regex.Match(note, "^[4-9a-bA-B]{1}[0-9a-fA-F]{2}[0-9a-zA-Z]{1}").Success) // Hold/Slides
                                                {
                                                    noteClass = note[0].ToString().ParseBase36();
                                                    id        = note[1].ToString().ParseBase36();
                                                    lane      = note[2].ToString().ParseBase36();
                                                    width     = note[3].ToString().ParseBase36() + 1;

                                                    switch (noteClass)
                                                    {
                                                    case 4:     // Left hold start
                                                    case 5:     // Right hold start
                                                                // Check to see if a hold is already active-- if so, commit it and start a new one
                                                        if (tempHoldDict.ContainsKey(id))
                                                        {
                                                            CommitHold(tempHoldDict[id]);
                                                            tempHoldDict.Remove(id);
                                                        }
                                                        // Create the new note
                                                        tempHoldDict.Add(id, new Hold(beatsPerMeasure * (measure + subDiv), lane, width, noteClass == 4 ? Side.Left : Side.Right));
                                                        break;

                                                    case 6:     // Slide waypoint
                                                        // Check to see this slide is still active
                                                        if (tempHoldDict.ContainsKey(id))
                                                        {
                                                            tempHoldDict[id].AddNote(new Note(beatsPerMeasure * (measure + subDiv), lane, width)
                                                            {
                                                                Type = NoteType.Hold
                                                            });
                                                        }
                                                        else
                                                        {
                                                            Console.WriteLine("Corresponding hold/slide for this waypoint is not active. Check file. Line: {0}", line);
                                                        }
                                                        break;

                                                    case 7:     // Hold / Slide end
                                                        // Check to see this hold/slide is still active
                                                        if (tempHoldDict.ContainsKey(id))
                                                        {
                                                            tempHoldDict[id].AddNote(new Note(beatsPerMeasure * (measure + subDiv), lane, width)
                                                            {
                                                                Type = NoteType.Hold
                                                            });
                                                            CommitHold(tempHoldDict[id]);
                                                            tempHoldDict.Remove(id);
                                                        }
                                                        else
                                                        {
                                                            Console.WriteLine("Corresponding hold/slide for this endpoint is not active. Check file. Line: {0}", line);
                                                        }
                                                        break;

                                                    case 8:     // Simple Shuffle Waypoint
                                                        // Check to see this hold/slide is still active
                                                        if (tempHoldDict.ContainsKey(id))
                                                        {
                                                            tempHoldDict[id].AddNote(new Note(beatsPerMeasure * (measure + subDiv), lane, width)
                                                            {
                                                                Type = NoteType.Shuffle
                                                            });
                                                        }
                                                        else
                                                        {
                                                            Console.WriteLine("Corresponding hold/slide for this shuffle is not active. Check file. Line: {0}", line);
                                                        }
                                                        break;

                                                    case 9:     // Complex Shuffle waypoint
                                                        // Check to see this hold/slide is still active
                                                        if (tempHoldDict.ContainsKey(id))
                                                        {
                                                            // Check to see if there's enough parameters
                                                            if (note.Length == 6)
                                                            {
                                                                endLane  = note[4].ToString().ParseBase36();
                                                                endWidth = note[5].ToString().ParseBase36() + 1;
                                                                tempHoldDict[id].AddNote(new Note(beatsPerMeasure * (measure + subDiv), lane, width, endLane, endWidth)
                                                                {
                                                                    Type = NoteType.Shuffle
                                                                });
                                                            }
                                                            else
                                                            {
                                                                Console.WriteLine("Not enough parameters for this complex shuffle. Line: {0}", line);
                                                            }
                                                        }
                                                        else
                                                        {
                                                            Console.WriteLine("Corresponding hold/slide for this shuffle is not active. Check file. Line: {0}", line);
                                                        }
                                                        break;

                                                    case 10:        // Simple Shuffle End
                                                        // Check to see this hold/slide is still active
                                                        if (tempHoldDict.ContainsKey(id))
                                                        {
                                                            tempHoldDict[id].AddNote(new Note(beatsPerMeasure * (measure + subDiv), lane, width)
                                                            {
                                                                Type = NoteType.Shuffle
                                                            });
                                                            CommitHold(tempHoldDict[id]);
                                                            tempHoldDict.Remove(id);
                                                        }
                                                        else
                                                        {
                                                            Console.WriteLine("Corresponding hold/slide for this shuffle end is not active. Check file. Line: {0}", line);
                                                        }
                                                        break;

                                                    case 11:        // Complex shuffle end
                                                        // Check to see this hold/slide is still active
                                                        if (tempHoldDict.ContainsKey(id))
                                                        {
                                                            // Check to see if there's enough parameters
                                                            if (note.Length == 6)
                                                            {
                                                                endLane  = note[4].ToString().ParseBase36();
                                                                endWidth = note[5].ToString().ParseBase36() + 1;
                                                                tempHoldDict[id].AddNote(new Note(beatsPerMeasure * (measure + subDiv), lane, width, endLane, endWidth)
                                                                {
                                                                    Type = NoteType.Shuffle
                                                                });
                                                                CommitHold(tempHoldDict[id]);
                                                                tempHoldDict.Remove(id);
                                                            }
                                                            else
                                                            {
                                                                Console.WriteLine("Not enough parameters for this complex shuffle end. Line: {0}", line);
                                                            }
                                                        }
                                                        else
                                                        {
                                                            Console.WriteLine("Corresponding hold/slide for this shuffle end is not active. Check file. Line: {0}", line);
                                                        }
                                                        break;

                                                    default:
                                                        break;
                                                    }
                                                }
                                                else
                                                {
                                                    Console.WriteLine("Failed to parse note: {0}", line);
                                                }
                                            }
                                        }
                                        else
                                        {
                                            Console.WriteLine("Empty notestring found: {0}", line);
                                        }
                                    }
                                }
                            }
                        }
                        else if (Metadata.Version.Major == 0)
                        {
                            // Regex match for standard steps
                            if (Regex.Match(line, "[#][0-9]{3}[1]").Success)
                            {
                                var    parsed  = ParseLine(line);
                                double noteSub = 1.0 / parsed.Notes.Count;
                                for (int i = 0; i < parsed.Notes.Count; i++)
                                {
                                    switch (parsed.Notes[i].Item1)
                                    {
                                    case 1:     // Left Step
                                        Steps.Add(new Note(4 * (parsed.Measure + i * noteSub), parsed.LaneIndex, parsed.Notes[i].Item2, Side.Left));
                                        break;

                                    case 2:     // Right Step
                                        Steps.Add(new Note(4 * (parsed.Measure + i * noteSub), parsed.LaneIndex, parsed.Notes[i].Item2, Side.Right));
                                        break;

                                    case 3:     // Motion Up
                                        Motions.Add(new Note(4 * (parsed.Measure + i * noteSub), 0, 16, Motion.Up));
                                        break;

                                    case 4:     // Motion Down
                                        Motions.Add(new Note(4 * (parsed.Measure + i * noteSub), 0, 16, Motion.Down));
                                        break;

                                    default:        // Rest notes / spacers (0) are ignored
                                        break;
                                    }
                                }
                            }
                            // Regex match for hold/slides
                            else if (Regex.IsMatch(line, "[#][0-9]{3}[2-3]"))
                            {
                                var    parsed  = ParseLine(line);
                                double noteSub = 1.0 / parsed.Notes.Count;
                                for (int i = 0; i < parsed.Notes.Count; i++)
                                {
                                    Side side = parsed.NoteClass == 2 ? Side.Left : Side.Right;

                                    switch (parsed.Notes[i].Item1)
                                    {
                                    case 1:     // Start a new note
                                                // Check to see if a hold is already active-- if so, commit it and start a new one
                                        if (tempSlideDict.ContainsKey(parsed.NoteIdentifier))
                                        {
                                            CommitHold(tempSlideDict[parsed.NoteIdentifier]);
                                            tempSlideDict.Remove(parsed.NoteIdentifier);
                                        }
                                        // Create a collection
                                        tempSlideDict.Add(parsed.NoteIdentifier, new SlideCollection());
                                        // Add this note to it
                                        tempSlideDict[parsed.NoteIdentifier].Notes.Add(new Tuple <NoteParse, int>(parsed, i));
                                        break;

                                    case 2:     // End a hold note with no shuffle
                                    case 3:     // End a hold note with a shuffle
                                    case 4:     // Add a midpoint with no shuffle
                                    case 5:     // Add a midpoint with a shuffle
                                        if (!tempSlideDict.ContainsKey(parsed.NoteIdentifier))
                                        {
                                            tempSlideDict.Add(parsed.NoteIdentifier, new SlideCollection());        // Add a new one (it will f**k up shit if this happens)
                                        }
                                        // Add this note to it
                                        tempSlideDict[parsed.NoteIdentifier].Notes.Add(new Tuple <NoteParse, int>(parsed, i));
                                        break;

                                    default:        // Rest notes / spacers (0) are ignored
                                        break;
                                    }
                                }
                            }
                            // Parse BPM changes
                            else if (Regex.IsMatch(line, "[#][0-9]{3}(08:)"))
                            {
                                //var parsed = ParseLine(line);
                                var split  = line.Replace(" ", string.Empty).Split(':');
                                var parsed = new NoteParse();
                                parsed.Measure = Convert.ToDouble(line.Substring(1, 3));
                                parsed.Notes   = new List <Tuple <int, int> >();
                                for (int i = 0; i < split[1].Length; i += 2)
                                {
                                    string idStr = split[1][i].ToString() + split[1][i + 1].ToString();
                                    parsed.Notes.Add(new Tuple <int, int>(idStr.ParseBase36(), 0));
                                }

                                double noteSub = 1.0 / parsed.Notes.Count;
                                for (int i = 0; i < parsed.Notes.Count; i++)
                                {
                                    if (parsed.Notes[i].Item1 == 0)
                                    {
                                        break;
                                    }
                                    else
                                    {
                                        Metadata.BpmEvents.Add(new BpmChangeEvent(Metadata.BpmIndex[parsed.Notes[i].Item1], 4 * (parsed.Measure + i * noteSub)));
                                    }
                                }
                            }
                        }
                    }
                }

                // Close out any remaining hold notes
                foreach (var tempHold in tempSlideDict)
                {
                    CommitHold(tempHold.Value);
                }
                // Sort holds for drawing later
                Holds = Holds.OrderBy(x => x.StartNote.BeatLocation).ToList();

                // Add Beat Markers
                var    noteLast   = Steps.Count > 0 ? Steps.Max(x => x.BeatLocation) : 0;
                var    holdLast   = Holds.Count > 0 ? Holds.Max(x => x.Notes.Max(y => y.BeatLocation)) : 0;
                var    motionLast = Motions.Count > 0 ? Motions.Max(x => x.BeatLocation) : 0;
                double lastBeat   = Math.Max(noteLast, holdLast);
                lastBeat = Math.Ceiling(Math.Max(lastBeat, motionLast));
                for (int i = 0; i <= (int)lastBeat; i += 4)
                {
                    Markers.Add(new BeatMarker(i));
                }

                TotalNotes += Steps.Count();
                TotalNotes += Holds.Count();
                foreach (var hold in Holds)
                {
                    TotalNotes += hold.GradePoints.Count;   // Additional beat counters for holds/slides
                    TotalNotes += hold.Notes.Count(x => x.Type == NoteType.Shuffle);
                }
                TotalNotes += Motions.Count();
            }
            catch (Exception e)
            {
                StyleStarLogger.WriteEntry("Exception in NoteCollection.ParseFile() => Input: " + fileName + ", Exception: " + e.Message + ", Stack Trace: " + e.StackTrace + (e.InnerException != null ? ", Inner Exception: " + e.InnerException.Message : ""));
            }

            return(Metadata);
        }
Esempio n. 2
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        public SongMetadata ParseFile()
        {
            string fileName = Metadata.ChartFullPath;

            Dictionary <int, int>             holdIDlist    = new Dictionary <int, int>();
            Dictionary <int, SlideCollection> tempSlideDict = new Dictionary <int, SlideCollection>();

            try
            {
                using (StreamReader sr = new StreamReader(new FileStream(fileName, FileMode.Open, FileAccess.Read)))
                {
                    while (!sr.EndOfStream)
                    {
                        string line = sr.ReadLine();

                        // Whatever metadata stuff isn't covered in SongMetadata

                        // Regex match for standard steps
                        if (Regex.Match(line, "[#][0-9]{3}[1]").Success)
                        {
                            var    parsed  = ParseLine(line);
                            double noteSub = 1.0 / parsed.Notes.Count;
                            for (int i = 0; i < parsed.Notes.Count; i++)
                            {
                                switch (parsed.Notes[i].Item1)
                                {
                                case 1:     // Left Step
                                    Steps.Add(new Note(4 * (parsed.Measure + i * noteSub), parsed.LaneIndex, parsed.Notes[i].Item2, Side.Left));
                                    break;

                                case 2:     // Right Step
                                    Steps.Add(new Note(4 * (parsed.Measure + i * noteSub), parsed.LaneIndex, parsed.Notes[i].Item2, Side.Right));
                                    break;

                                case 3:     // Motion Up
                                    Motions.Add(new Note(4 * (parsed.Measure + i * noteSub), 0, 16, Motion.Up));
                                    break;

                                case 4:     // Motion Down
                                    Motions.Add(new Note(4 * (parsed.Measure + i * noteSub), 0, 16, Motion.Down));
                                    break;

                                default:        // Rest notes / spacers (0) are ignored
                                    break;
                                }
                            }
                        }
                        // Regex match for hold/slides
                        else if (Regex.IsMatch(line, "[#][0-9]{3}[2-3]"))
                        {
                            var    parsed  = ParseLine(line);
                            double noteSub = 1.0 / parsed.Notes.Count;
                            for (int i = 0; i < parsed.Notes.Count; i++)
                            {
                                Side side = parsed.NoteClass == 2 ? Side.Left : Side.Right;

                                switch (parsed.Notes[i].Item1)
                                {
                                case 1:     // Start a new note
                                            // Check to see if a hold is already active-- if so, commit it and start a new one
                                    if (tempSlideDict.ContainsKey(parsed.NoteIdentifier))
                                    {
                                        CommitHold(tempSlideDict[parsed.NoteIdentifier]);
                                        tempSlideDict.Remove(parsed.NoteIdentifier);
                                    }
                                    // Create a collection
                                    tempSlideDict.Add(parsed.NoteIdentifier, new SlideCollection());
                                    // Add this note to it
                                    tempSlideDict[parsed.NoteIdentifier].Notes.Add(new Tuple <NoteParse, int>(parsed, i));
                                    break;

                                case 2:     // End a hold note with no shuffle
                                case 3:     // End a hold note with a shuffle
                                case 4:     // Add a midpoint with no shuffle
                                case 5:     // Add a midpoint with a shuffle
                                    if (!tempSlideDict.ContainsKey(parsed.NoteIdentifier))
                                    {
                                        tempSlideDict.Add(parsed.NoteIdentifier, new SlideCollection());        // Add a new one (it will f**k up shit if this happens)
                                    }
                                    // Add this note to it
                                    tempSlideDict[parsed.NoteIdentifier].Notes.Add(new Tuple <NoteParse, int>(parsed, i));
                                    break;

                                default:        // Rest notes / spacers (0) are ignored
                                    break;
                                }
                            }
                        }
                        // Parse BPM changes
                        else if (Regex.IsMatch(line, "[#][0-9]{3}(08:)"))
                        {
                            //var parsed = ParseLine(line);
                            var split  = line.Replace(" ", string.Empty).Split(':');
                            var parsed = new NoteParse();
                            parsed.Measure = Convert.ToDouble(line.Substring(1, 3));
                            parsed.Notes   = new List <Tuple <int, int> >();
                            for (int i = 0; i < split[1].Length; i += 2)
                            {
                                string id = split[1][i].ToString() + split[1][i + 1].ToString();
                                parsed.Notes.Add(new Tuple <int, int>(id.ParseBase36(), 0));
                            }

                            double noteSub = 1.0 / parsed.Notes.Count;
                            for (int i = 0; i < parsed.Notes.Count; i++)
                            {
                                if (parsed.Notes[i].Item1 == 0)
                                {
                                    break;
                                }
                                else
                                {
                                    Metadata.BpmEvents.Add(new BpmChangeEvent(Metadata.BpmIndex[parsed.Notes[i].Item1], 4 * (parsed.Measure + i * noteSub)));
                                }
                            }
                        }
                    }
                }

                // Close out any remaining hold notes
                foreach (var tempHold in tempSlideDict)
                {
                    CommitHold(tempHold.Value);
                }
                // Sort holds for drawing later
                Holds = Holds.OrderBy(x => x.StartNote.BeatLocation).ToList();

                // Add Beat Markers
                var    noteLast   = Steps.Count > 0 ? Steps.Max(x => x.BeatLocation) : 0;
                var    holdLast   = Holds.Count > 0 ? Holds.Max(x => x.Notes.Max(y => y.BeatLocation)) : 0;
                var    motionLast = Motions.Count > 0 ? Motions.Max(x => x.BeatLocation) : 0;
                double lastBeat   = Math.Max(noteLast, holdLast);
                lastBeat = Math.Ceiling(Math.Max(lastBeat, motionLast));
                for (int i = 0; i <= (int)lastBeat; i += 4)
                {
                    Markers.Add(new BeatMarker(i));
                }

                TotalNotes += Steps.Count();
                TotalNotes += Holds.Count();
                foreach (var hold in Holds)
                {
                    TotalNotes += hold.GradePoints.Count;   // Additional beat counters for holds/slides
                    TotalNotes += hold.Notes.Count(x => x.Type == NoteType.Shuffle);
                }
                TotalNotes += Motions.Count();
            }
            catch (Exception e)
            {
                Logger.WriteEntry("Exception in NoteCollection.ParseFile() => Input: " + fileName + ", Exception: " + e.Message + ", Stack Trace: " + e.StackTrace + (e.InnerException != null ? ", Inner Exception: " + e.InnerException.Message : ""));
            }

            return(Metadata);
        }