wip: battle

internal/repo/game.go

@@ -2,10 +2,9 @@ package repo
 
 /*
     /state.json
-	/000/state.json
-	/000/race/{UUID}/order/001.json
-	/000/race/{UUID}/report.json
-	/000/battle/{planet_UUID}
+	/0001/state.json
+	/0001/race/{UUID}/report.json
+	/0001/battle/{UUID}.json
 */
 
 import (
@@ -23,7 +22,7 @@ func (r *repo) SaveTurn(t uint, g *game.Game) error {
 }
 
 func saveTurn(s Storage, t uint, g *game.Game) error {
-	path := fmt.Sprintf("%03d/state.json", t)
+	path := fmt.Sprintf("%s/state.json", turnDir(t))
 	exist, err := s.Exists(path)
 	if err != nil {
 		return NewStorageError(err)
@@ -86,3 +85,26 @@ func loadState(s Storage, locked bool) (*game.Game, error) {
 	}
 	return g, nil
 }
+
+func (r *repo) SaveBattle(t uint, b *game.BattleReport) error {
+	return saveBattle(r.s, t, b)
+}
+
+func saveBattle(s Storage, t uint, b *game.BattleReport) error {
+	path := fmt.Sprintf("%s/battle/%s.json", turnDir(t), b.ID)
+	exist, err := s.Exists(path)
+	if err != nil {
+		return NewStorageError(err)
+	}
+	if exist {
+		return NewStateError(fmt.Sprintf("battle %s for turn %d already has been saved", b.ID, t))
+	}
+	if err := s.Write(path, b); err != nil {
+		return NewStorageError(err)
+	}
+	return nil
+}
+
+func turnDir(t uint) string {
+	return fmt.Sprintf("%04d", t)
+}