Ilia Denisov
244 lines
8.4 KiB
Go
244 lines
8.4 KiB
Go
package game
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import (
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"maps"
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"math"
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"slices"
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)
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type UpgradeCalc struct {
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Cost map[Tech]float64
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}
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func (uc UpgradeCalc) UpgradeCost(ships uint) float64 {
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var sum float64
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for v := range maps.Values(uc.Cost) {
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sum += v
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}
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return sum * float64(ships)
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}
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func (uc UpgradeCalc) UpgradeMaxShips(resources float64) uint {
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return uint(math.Floor(resources / uc.UpgradeCost(1)))
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}
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func BlockUpgradeCost(blockMass, currentBlockTech, targetBlockTech float64) float64 {
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if blockMass == 0 || targetBlockTech <= currentBlockTech {
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return 0
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}
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return (1 - currentBlockTech/targetBlockTech) * 10 * blockMass
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}
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func GroupUpgradeCost(sg ShipGroup, st ShipType, drive, weapons, shields, cargo float64) UpgradeCalc {
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uc := &UpgradeCalc{Cost: make(map[Tech]float64)}
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if drive > 0 {
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uc.Cost[TechDrive] = BlockUpgradeCost(st.DriveBlockMass(), sg.TechLevel(TechDrive), drive)
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}
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if weapons > 0 {
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uc.Cost[TechWeapons] = BlockUpgradeCost(st.WeaponsBlockMass(), sg.TechLevel(TechWeapons), weapons)
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}
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if shields > 0 {
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uc.Cost[TechShields] = BlockUpgradeCost(st.ShieldsBlockMass(), sg.TechLevel(TechShields), shields)
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}
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if cargo > 0 {
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uc.Cost[TechCargo] = BlockUpgradeCost(st.CargoBlockMass(), sg.TechLevel(TechCargo), cargo)
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}
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return *uc
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}
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// func (g *Game) UpgradeGroup(raceName string, groupIndex uint, techInput string, limitShips uint, limitLevel float64) error {
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// ri, err := g.raceIndex(raceName)
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// if err != nil {
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// return err
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// }
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// return g.upgradeGroupInternal(ri, groupIndex, techInput, limitShips, limitLevel)
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// }
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// func (g *Game) upgradeGroupInternal(ri int, groupIndex uint, techInput string, limitShips uint, limitLevel float64) error {
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// sgi := -1
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// for i, sg := range g.listIndexShipGroups(ri) {
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// if sgi < 0 && sg.Index == groupIndex {
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// sgi = i
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// }
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// }
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// if sgi < 0 {
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// return e.NewEntityNotExistsError("group #%d", groupIndex)
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// }
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// var sti int
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// if sti = slices.IndexFunc(g.Race[ri].ShipTypes, func(st ShipType) bool { return st.ID == g.ShipGroups[sgi].TypeID }); sti < 0 {
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// // hard to test, need manual game data invalidation
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// return e.NewGameStateError("not found: ShipType ID=%v", g.ShipGroups[sgi].TypeID)
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// }
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// st := g.Race[ri].ShipTypes[sti]
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// pl := slices.IndexFunc(g.Map.Planet, func(p Planet) bool { return p.Number == g.ShipGroups[sgi].Destination })
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// if pl < 0 {
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// return e.NewGameStateError("planet #%d", g.ShipGroups[sgi].Destination)
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// }
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// if g.Map.Planet[pl].Owner != uuid.Nil && g.Map.Planet[pl].Owner != g.Race[ri].ID {
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// return e.NewEntityNotOwnedError("planet #%d for upgrade group #%d", g.Map.Planet[pl].Number, groupIndex)
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// }
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// if g.ShipGroups[sgi].State() != StateInOrbit && g.ShipGroups[sgi].State() != StateUpgrade {
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// return e.NewShipsBusyError()
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// }
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// upgradeValidTech := map[string]Tech{
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// TechDrive.String(): TechDrive,
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// TechWeapons.String(): TechWeapons,
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// TechShields.String(): TechShields,
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// TechCargo.String(): TechCargo,
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// TechAll.String(): TechAll,
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// }
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// techRequest, ok := upgradeValidTech[techInput]
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// if !ok {
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// return e.NewTechUnknownError(techInput)
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// }
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// var blockMasses map[Tech]float64 = map[Tech]float64{
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// TechDrive: st.DriveBlockMass(),
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// TechWeapons: st.WeaponsBlockMass(),
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// TechShields: st.ShieldsBlockMass(),
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// TechCargo: st.CargoBlockMass(),
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// }
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// switch {
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// case techRequest != TechAll && blockMasses[techRequest] == 0:
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// return e.NewUpgradeShipTechNotUsedError()
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// case techRequest == TechAll && limitLevel != 0:
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// return e.NewUpgradeParameterNotAllowedError("tech=%s max_level=%f", techRequest.String(), limitLevel)
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// }
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// targetLevel := make(map[Tech]float64)
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// var sumLevels float64
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// for _, tech := range []Tech{TechDrive, TechWeapons, TechShields, TechCargo} {
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// if techRequest == TechAll || tech == techRequest {
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// if g.Race[ri].TechLevel(tech) < limitLevel {
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// return e.NewUpgradeTechLevelInsufficientError("%s=%.03f < %.03f", tech.String(), g.Race[ri].TechLevel(tech), limitLevel)
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// }
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// targetLevel[tech] = FutureUpgradeLevel(g.Race[ri].TechLevel(tech), g.ShipGroups[sgi].TechLevel(tech), limitLevel)
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// } else {
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// targetLevel[tech] = CurrentUpgradingLevel(g.ShipGroups[sgi], tech)
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// }
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// sumLevels += targetLevel[tech]
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// }
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// productionCapacity := PlanetProductionCapacity(g, g.Map.Planet[pl].Number)
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// if g.ShipGroups[sgi].State() == StateUpgrade {
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// // to calculate actual capacity we must substract upgrade cost of selected group, if is upgrade state
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// productionCapacity -= g.ShipGroups[sgi].StateUpgrade.Cost()
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// }
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// uc := GroupUpgradeCost(g.ShipGroups[sgi], st, targetLevel[TechDrive], targetLevel[TechWeapons], targetLevel[TechShields], targetLevel[TechCargo])
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// costForShip := uc.UpgradeCost(1)
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// if costForShip == 0 {
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// return e.NewUpgradeShipsAlreadyUpToDateError("%#v", targetLevel)
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// }
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// shipsToUpgrade := g.ShipGroups[sgi].Number
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// // НЕ БОЛЕЕ УКАЗАННОГО
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// if limitShips > 0 && shipsToUpgrade > limitShips {
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// shipsToUpgrade = limitShips
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// }
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// maxUpgradableShips := uc.UpgradeMaxShips(productionCapacity)
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// /*
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// 1. считаем стоимость модернизации одного корабля
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// 2. считаем сколько кораблей можно модернизировать
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// 3. если не хватает даже на 1 корабль, ограничиваемся одним кораблём и пересчитываем коэффициент пропорционально массе блоков
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// 4. иначе, считаем истинное количество кораблей с учётом ограничения maxShips
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// */
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// blockMassSum := st.EmptyMass()
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// coef := productionCapacity / costForShip
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// if maxUpgradableShips == 0 {
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// if limitLevel > 0 {
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// return e.NewUpgradeInsufficientResourcesError("ship cost=%.03f L=%.03f", costForShip, productionCapacity)
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// }
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// sumLevels = sumLevels * coef
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// for tech := range targetLevel {
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// if blockMasses[tech] > 0 {
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// proportional := sumLevels * (blockMasses[tech] / blockMassSum)
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// targetLevel[tech] = proportional
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// }
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// }
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// maxUpgradableShips = 1
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// } else if maxUpgradableShips > shipsToUpgrade {
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// maxUpgradableShips = shipsToUpgrade
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// }
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// // sanity check
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// uc = GroupUpgradeCost(g.ShipGroups[sgi], st, targetLevel[TechDrive], targetLevel[TechWeapons], targetLevel[TechShields], targetLevel[TechCargo])
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// costForGroup := uc.UpgradeCost(maxUpgradableShips)
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// if costForGroup > productionCapacity {
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// e.NewGameStateError("cost recalculation: coef=%f cost(%d)=%f L=%f", coef, maxUpgradableShips, costForGroup, productionCapacity)
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// }
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// // break group if needed
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// if maxUpgradableShips < g.ShipGroups[sgi].Number {
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// if g.ShipGroups[sgi].State() == StateUpgrade {
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// return e.NewUpgradeGroupBreakNotAllowedError("ships=%d max=%d", g.ShipGroups[sgi].Number, maxUpgradableShips)
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// }
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// nsgi, err := g.breakGroupSafe(ri, groupIndex, maxUpgradableShips)
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// if err != nil {
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// return err
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// }
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// sgi = nsgi
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// }
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// // finally, fill group upgrade prefs
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// for tech := range targetLevel {
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// if targetLevel[tech] > 0 {
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// g.ShipGroups[sgi] = UpgradeGroupPreference(g.ShipGroups[sgi], st, tech, targetLevel[tech])
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// }
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// }
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// return nil
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// }
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func CurrentUpgradingLevel(sg ShipGroup, tech Tech) float64 {
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if sg.StateUpgrade == nil {
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return 0
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}
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ti := slices.IndexFunc(sg.StateUpgrade.UpgradeTech, func(pref UpgradePreference) bool { return pref.Tech == tech })
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if ti >= 0 {
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return sg.StateUpgrade.UpgradeTech[ti].Level
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}
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return 0
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}
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func FutureUpgradeLevel(raceLevel, groupLevel, limit float64) float64 {
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target := limit
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if target == 0 || target > raceLevel {
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target = raceLevel
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}
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if groupLevel == target {
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return 0
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}
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return target
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}
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func UpgradeGroupPreference(sg ShipGroup, st ShipType, tech Tech, v float64) ShipGroup {
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if v <= 0 || st.BlockMass(tech) == 0 || sg.TechLevel(tech) >= v {
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return sg
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}
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var su InUpgrade
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if sg.StateUpgrade != nil {
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su = *sg.StateUpgrade
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} else {
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su = InUpgrade{UpgradeTech: []UpgradePreference{}}
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}
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ti := slices.IndexFunc(su.UpgradeTech, func(pref UpgradePreference) bool { return pref.Tech == tech })
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if ti < 0 {
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su.UpgradeTech = append(su.UpgradeTech, UpgradePreference{Tech: tech})
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ti = len(su.UpgradeTech) - 1
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}
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su.UpgradeTech[ti].Level = v
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su.UpgradeTech[ti].Cost = BlockUpgradeCost(st.BlockMass(tech), sg.TechLevel(tech), v) * float64(sg.Number)
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sg.StateUpgrade = &su
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return sg
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}
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