Exemple #1
0
        public IEnumerable <CalcOperation> Order()
        {
            var calcSequences = new Dictionary <EGroupType, List <CalcOperation> >();

            CalcOperation prevCalc = null;
            int           sequencePlusOrMinusCount = 0;

            foreach (var calc in _calcs)
            {
                if (calc.Operation == CalcOperation.EOperation.Multiply || calc.Operation == CalcOperation.EOperation.Divide)
                {
                    if (prevCalc != null)
                    {
                        AddToSequence(calcSequences, EGroupType.MD, prevCalc);
                    }

                    AddToSequence(calcSequences, EGroupType.MD, calc);

                    prevCalc = null;

                    sequencePlusOrMinusCount = 0;

                    continue;
                }
                else
                {
                    if (sequencePlusOrMinusCount > 0)
                    {
                        AddToSequence(calcSequences, EGroupType.PM, prevCalc);
                    }

                    sequencePlusOrMinusCount++;
                }

                prevCalc = calc;
            }

            if (prevCalc != null)
            {
                AddToSequence(calcSequences, EGroupType.PM, prevCalc);
            }

            var result = calcSequences.OrderBy(x => x.Key).SelectMany(x => x.Value).ToArray();

            return(result);
        }
Exemple #2
0
        private void AddToSequence(Dictionary <EGroupType, List <CalcOperation> > calcSequences, EGroupType groupType, CalcOperation calc)
        {
            if (!calcSequences.ContainsKey(groupType))
            {
                calcSequences.Add(groupType, new List <CalcOperation>());
            }

            calcSequences[groupType].Add(calc);
        }