PurplePen.Reports.WriteLegLoadSection C# (CSharp) Method

        void WriteLegLoadSection(EventDB eventDB)
        {
            // Maps legs to load infos, so we only process each leg once.
            Dictionary<Pair<Id<ControlPoint>, Id<ControlPoint>>, LegLoadInfo> loadInfos = new Dictionary<Pair<Id<ControlPoint>, Id<ControlPoint>>, LegLoadInfo>();

            // Get load information about each leg. To enumerate all legs, just enumerate all courses and all legs on each course.
            foreach (Id<Course> courseId in eventDB.AllCourseIds) {
                foreach (QueryEvent.LegInfo leg in QueryEvent.EnumLegs(eventDB, new CourseDesignator(courseId))) {
                    Id<ControlPoint> controlId1 = eventDB.GetCourseControl(leg.courseControlId1).control;
                    Id<ControlPoint> controlId2 = eventDB.GetCourseControl(leg.courseControlId2).control;
                    Pair<Id<ControlPoint>, Id<ControlPoint>> key = new Pair<Id<ControlPoint>, Id<ControlPoint>>(controlId1, controlId2);

                    if (!loadInfos.ContainsKey(key)) {
                        // This leg hasn't been processed yet. Process it.
                        LegLoadInfo loadInfo = new LegLoadInfo();
                        loadInfo.controlId1 = controlId1;
                        loadInfo.controlId2 = controlId2;
                        loadInfo.text = string.Format("{0}\u2013{1}", Util.ControlPointName(eventDB, controlId1, NameStyle.Medium), Util.ControlPointName(eventDB, controlId2, NameStyle.Medium));
                        loadInfo.numCourses = QueryEvent.CoursesUsingLeg(eventDB, controlId1, controlId2).Length;
                        loadInfo.load = QueryEvent.GetLegLoad(eventDB, controlId1, controlId2);

                        loadInfos.Add(key, loadInfo);
                    }
                }
            }

            // Remove legs used only once.
            List<LegLoadInfo> loadInfoList = new List<LegLoadInfo>(loadInfos.Values);
            loadInfoList = loadInfoList.FindAll(delegate(LegLoadInfo loadInfo) { return loadInfo.numCourses > 1; });

            // Sort the list of legs, first by load, then by number of courses
            loadInfoList.Sort(delegate(LegLoadInfo loadInfo1, LegLoadInfo loadInfo2) {
                if (loadInfo1.load < loadInfo2.load) return 1;
                else if (loadInfo1.load > loadInfo2.load) return -1;

                if (loadInfo1.numCourses < loadInfo2.numCourses) return 1;
                else if (loadInfo1.numCourses > loadInfo2.numCourses) return -1;

                return 0;
            });

            // Write the table.
            WritePara(ReportText.Load_OnlyLegsMoreThanOnce);

            BeginTable("", 3, "leftalign", "rightalign", "rightalign");
            WriteTableHeaderRow(ReportText.ColumnHeader_Leg, ReportText.ColumnHeader_NumberOfCourses, ReportText.ColumnHeader_Load);

            foreach (LegLoadInfo loadInfo in loadInfoList) {
                WriteTableRow(loadInfo.text,
                                        Convert.ToString(loadInfo.numCourses),
                                        loadInfo.load >= 0 ? Convert.ToString(loadInfo.load) : "");
            }

            EndTable();
        }