public bool UpdateSourceSchedule()

in src/Microsoft.SqlTools.ServiceLayer/Agent/Jobs/ScheduleData.cs [1055:1145]
88 lines of code
33 McCabe index (conditional complexity)

        public bool UpdateSourceSchedule()
        {
            bool changesMade = false;
            // cannot apply changes if we were created with a struct.
            if (this.source == null && this.parentJob == null && this.parentJobServer == null)
            {
                return false;
            }

            if (!this.alreadyCreated)
            {
                // creating a new job. setup the name. Create the object.
                this.originalName = this.currentName;

                if (this.IsSharedSchedule)
                {
                    this.source = new JobSchedule(this.parentJobServer, this.Name); // ID for this.source is created by agent, we don't have to specify it
                }
                else // job schedule
                {
                    this.source = new JobSchedule(this.parentJob, this.Name); // ID for this.source is created by agent, we don't have to specify it
                }
                changesMade = true;
            }
            else if (this.originalName != this.currentName)
            {
                // must explicitly rename an object.
                this.source.Rename(currentName);
                this.originalName = this.currentName;
                changesMade = true;
            }

            if (!this.alreadyCreated || this.enabled != source.IsEnabled)
            {
                source.IsEnabled = this.enabled;
                changesMade = true;
            }
            if (!this.alreadyCreated || this.frequencyType != source.FrequencyTypes)
            {
                source.FrequencyTypes = this.frequencyType;
                changesMade = true;
            }
            // use properties for the date and time properties as the agent accepts
            // different max dates/times as the ndp. These manage this.
            if (!this.alreadyCreated || this.startDate != source.ActiveStartDate)
            {
                source.ActiveStartDate = this.ActiveStartDate;
                changesMade = true;
            }
            if (!this.alreadyCreated || this.startTime != source.ActiveStartTimeOfDay)
            {
                source.ActiveStartTimeOfDay = this.ActiveStartTime;
                changesMade = true;
            }
            if (!this.alreadyCreated || this.endDate != source.ActiveEndDate)
            {
                source.ActiveEndDate = this.ActiveEndDate;
                changesMade = true;
            }
            if (!this.alreadyCreated || this.endTime != source.ActiveEndTimeOfDay)
            {
                source.ActiveEndTimeOfDay = this.ActiveEndTime;
                changesMade = true;
            }
            if (!this.alreadyCreated || this.frequencyInterval != source.FrequencyInterval)
            {
                source.FrequencyInterval = this.frequencyInterval;
                changesMade = true;
            }
            if (!this.alreadyCreated || this.frequencyRecurranceFactor != source.FrequencyRecurrenceFactor)
            {
                source.FrequencyRecurrenceFactor = this.frequencyRecurranceFactor;
                changesMade = true;
            }
            if (!this.alreadyCreated || this.frequencyRelativeInterval != source.FrequencyRelativeIntervals)
            {
                source.FrequencyRelativeIntervals = this.frequencyRelativeInterval;
                changesMade = true;
            }
            if (!this.alreadyCreated || this.frequencySubDayInterval != source.FrequencySubDayInterval)
            {
                source.FrequencySubDayInterval = this.frequencySubDayInterval;
                changesMade = true;
            }
            if (!this.alreadyCreated || this.frequencySubDayTypes != source.FrequencySubDayTypes)
            {
                source.FrequencySubDayTypes = this.frequencySubDayTypes;
                changesMade = true;
            }
            return changesMade;
        }