func (i Ingredient) genome(materials material.MaterialSlice) string {
materialIndex := materials.Index(i.Material)
gradeS := fmt.Sprintf("%d", i.Grade.Index())
amountS := fmt.Sprintf("%d", i.Quantity)
numLength := strconv.FormatInt(int64(len(strconv.FormatInt(int64(len(materials)), 10))), 10)
materialIndexS := fmt.Sprintf("%0"+numLength+"d", materialIndex)
useIndex := 0
for k, use := range i.Material.Uses {
if use == i.Use {
useIndex = k
break
}
}
useIndexS := fmt.Sprintf("%02d", useIndex)
return materialIndexS + gradeS + amountS + useIndexS
}
