You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
101 lines
3.4 KiB
101 lines
3.4 KiB
package judgment
|
|
|
|
// Searching for good names
|
|
// ------------------------
|
|
// Rebuttal == Contestation == ???
|
|
// Rebuttal has a nice length isonomy with Adhesion
|
|
// Contestation ain't in some dictionaries
|
|
// Contestation feels more natural to a french thinker
|
|
// Rebuttal may be a little (too) intense
|
|
//
|
|
// uint8 for grades
|
|
// ----------------
|
|
// Not sure about that. Is it worth the hassle? May change. Advice welcome.
|
|
//
|
|
|
|
type ProposalAnalysis struct {
|
|
TotalSize uint64 // total amount of judges|judgments across all grades
|
|
MedianGrade uint8 // 0 == "worst" grade, goes up to the amount of grades minus one
|
|
MedianGroupSize uint64 // in judges|judgments
|
|
SecondMedianGrade uint8 // used in Majority Judgment deliberation
|
|
SecondGroupSize uint64 // either adhesion or contestation, whichever is bigger (contestation prevails)
|
|
SecondGroupSign int // -1 for contestation group, +1 for adhesion group
|
|
AdhesionGroupGrade uint8
|
|
AdhesionGroupSize uint64
|
|
ContestationGroupGrade uint8
|
|
ContestationGroupSize uint64
|
|
// Can't decide between Rebuttal and Contestation… Help!
|
|
//RebuttalGroupGrade uint8
|
|
//RebuttalGroupSize uint64
|
|
}
|
|
|
|
func (analysis *ProposalAnalysis) Reset() {
|
|
analysis.TotalSize = 0
|
|
analysis.MedianGrade = 0
|
|
analysis.MedianGroupSize = 0
|
|
analysis.SecondMedianGrade = 0
|
|
analysis.SecondGroupSize = 0
|
|
analysis.SecondGroupSign = 0
|
|
analysis.AdhesionGroupGrade = 0
|
|
analysis.AdhesionGroupSize = 0
|
|
analysis.ContestationGroupGrade = 0
|
|
analysis.ContestationGroupSize = 0
|
|
}
|
|
|
|
// This MUTATES THE ANALYSIS, but leaves the proposalTally intact, unchanged.
|
|
// MJ uses the low median by default (favors contestation), but there's a parameter if need be.
|
|
func (analysis *ProposalAnalysis) Run(proposalTally *ProposalTally, favorContestation bool) {
|
|
analysis.Reset()
|
|
analysis.TotalSize = proposalTally.CountJudgments()
|
|
if 0 == analysis.TotalSize {
|
|
return
|
|
}
|
|
|
|
adjustedTotal := analysis.TotalSize
|
|
if favorContestation {
|
|
adjustedTotal = analysis.TotalSize - 1
|
|
}
|
|
medianIndex := adjustedTotal / 2 // Euclidean division
|
|
startIndex := uint64(0)
|
|
cursorIndex := uint64(0)
|
|
for gradeIndex, gradeTally := range proposalTally.Tally {
|
|
if 0 == gradeTally {
|
|
continue
|
|
}
|
|
|
|
startIndex = cursorIndex
|
|
cursorIndex += gradeTally
|
|
if (startIndex < medianIndex) && (cursorIndex <= medianIndex) {
|
|
analysis.ContestationGroupSize += gradeTally
|
|
analysis.ContestationGroupGrade = uint8(gradeIndex)
|
|
} else if (startIndex <= medianIndex) && (medianIndex < cursorIndex) {
|
|
analysis.MedianGroupSize = gradeTally
|
|
analysis.MedianGrade = uint8(gradeIndex)
|
|
} else if (startIndex > medianIndex) && (medianIndex < cursorIndex) {
|
|
analysis.AdhesionGroupSize += gradeTally
|
|
if 0 == analysis.AdhesionGroupGrade {
|
|
analysis.AdhesionGroupGrade = uint8(gradeIndex)
|
|
}
|
|
}
|
|
}
|
|
|
|
contestationIsBiggest := analysis.AdhesionGroupSize < analysis.ContestationGroupSize
|
|
if favorContestation {
|
|
contestationIsBiggest = analysis.AdhesionGroupSize <= analysis.ContestationGroupSize
|
|
}
|
|
if contestationIsBiggest {
|
|
analysis.SecondMedianGrade = analysis.ContestationGroupGrade
|
|
analysis.SecondGroupSize = analysis.ContestationGroupSize
|
|
if 0 < analysis.SecondGroupSize {
|
|
analysis.SecondGroupSign = -1
|
|
}
|
|
} else {
|
|
analysis.SecondMedianGrade = analysis.AdhesionGroupGrade
|
|
analysis.SecondGroupSize = analysis.AdhesionGroupSize
|
|
if 0 < analysis.SecondGroupSize {
|
|
analysis.SecondGroupSign = 1
|
|
}
|
|
}
|
|
|
|
}
|