Ilia Denisov
77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
package turn
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import (
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"fmt"
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"github.com/iliadenisov/galaxy/internal/controller"
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e "github.com/iliadenisov/galaxy/internal/error"
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"github.com/iliadenisov/galaxy/internal/model/game"
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)
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func MakeTurn(r controller.Repo, g *game.Game) error {
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// Next turn
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g.Age += 1
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// 01. Корабли, где это возможно, объединяются в группы.
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game.JoinEqualGroups(g)
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// 02. Враждующие корабли вступают в схватку.
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battles := game.ProduceBattles(g)
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// Internal control: after battles there are can't be groups with no ships left
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for i := range g.ShipGroups {
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if g.ShipGroups[i].Number == 0 {
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return e.NewGameStateError("")
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}
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}
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// Last step: storing battles
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if len(battles) > 0 {
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for i := range battles {
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br := TransformBattle(g, battles[i])
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if err := r.SaveBattle(g.Age, br); err != nil {
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return err
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}
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}
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}
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return nil
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}
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func TransformBattle(g *game.Game, b *game.Battle) *game.BattleReport {
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p, ok := game.PlanetByNum(g, b.Planet)
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if !ok {
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panic(fmt.Sprintf("TransformBattle: no planet with number #%d", b.Planet))
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}
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r := &game.BattleReport{
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ID: b.ID,
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Planet: b.Planet,
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PlanetName: p.Name,
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Races: make(map[int]string),
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Ships: make(map[int]string),
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Protocol: make([]game.BattleActionReport, len(b.Protocol)),
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}
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cacheShipClass := make(map[string]int)
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shipClass := func(shipClass string) int {
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if v, ok := cacheShipClass[shipClass]; ok {
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return v
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} else {
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l := len(r.Ships)
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r.Ships[l] = shipClass
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cacheShipClass[shipClass] = l
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return l
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}
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}
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for i := range b.Protocol {
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r.Protocol[i] = game.BattleActionReport{
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AttackerShipClass: shipClass(b.ShipClassName(b.Protocol[i].Attacker)),
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DefenderShipClass: shipClass(b.ShipClassName(b.Protocol[i].Defenter)),
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Destroyed: b.Protocol[i].Destroyed,
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}
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}
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return r
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}
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