From b921f7b7eefc5521b1d7793aff34681f795d22ae Mon Sep 17 00:00:00 2001
From: Settel <settel@localhost>
Date: Sun, 19 Sep 2021 23:31:24 +0200
Subject: [PATCH] save state

---
 server/.gitignore                      |  1 +
 server/Makefile                        |  2 +-
 server/src/application/continueGame.go |  4 +++
 server/src/application/saveGame.go     | 37 ++++++++++++++++++++++++++
 server/src/game/getGameState.go        | 21 +++++++++++++++
 server/src/game/player.go              |  2 +-
 server/src/game/struct.go              |  5 ++++
 7 files changed, 70 insertions(+), 2 deletions(-)
 create mode 100644 server/src/application/saveGame.go
 create mode 100644 server/src/game/getGameState.go

diff --git a/server/.gitignore b/server/.gitignore
index 9bd736e..31d9a42 100644
--- a/server/.gitignore
+++ b/server/.gitignore
@@ -1 +1,2 @@
 knyt
+data/games/*/state.json
diff --git a/server/Makefile b/server/Makefile
index e70c712..2b59296 100644
--- a/server/Makefile
+++ b/server/Makefile
@@ -21,4 +21,4 @@ _run-endless-loop:
 	while true; do $(MAKE) run || sleep 3; done
 
 _run-inotify-restart:
-	inotifyloop . curl -s http://localhost:32039/__intern__/exit
+	inotifyloop --exclude 'data/.*' . curl -s http://localhost:32039/__intern__/exit
diff --git a/server/src/application/continueGame.go b/server/src/application/continueGame.go
index d70cef5..a62d9f5 100644
--- a/server/src/application/continueGame.go
+++ b/server/src/application/continueGame.go
@@ -22,4 +22,8 @@ func (app *Application) ContinueGame(usr *user.User, w http.ResponseWriter, r *h
 	}
 
 	gm.ContinueGame()
+
+	if err := app.saveGame(gm); err != nil {
+		fmt.Println(err)
+	}
 }
diff --git a/server/src/application/saveGame.go b/server/src/application/saveGame.go
new file mode 100644
index 0000000..e1be5be
--- /dev/null
+++ b/server/src/application/saveGame.go
@@ -0,0 +1,37 @@
+package application
+
+import (
+	"encoding/json"
+	"os"
+	"path"
+	"sirlab.de/go/knyt/game"
+)
+
+func (app *Application) saveGame(gm *game.Game) error {
+	gameJson := gm.GetGameState()
+	jsonString, errMarshal := json.MarshalIndent(gameJson, "", "  ")
+	if errMarshal != nil {
+		return errMarshal
+	}
+
+	dirName := path.Join(app.config.DataDir, "games", gm.GetId())
+	f, err := os.CreateTemp(dirName, "state.tmp-*.json")
+	if err != nil {
+		return err
+	}
+	defer os.Remove(f.Name())
+
+	if _, err := f.Write(jsonString); err != nil {
+		return err
+	}
+	if err := f.Close(); err != nil {
+		return err
+	}
+
+	fileName := path.Join(dirName, "state.json")
+	if err := os.Rename(f.Name(), fileName); err != nil {
+		return err
+	}
+
+	return nil
+}
diff --git a/server/src/game/getGameState.go b/server/src/game/getGameState.go
new file mode 100644
index 0000000..a37a3b4
--- /dev/null
+++ b/server/src/game/getGameState.go
@@ -0,0 +1,21 @@
+package game
+
+func (gm *Game) GetGameState() GameStateJson {
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+
+	stateJson := GameStateJson{
+		Scores:       make(map[string]int, 0),
+		QuotesPlayed: make([]string, 0),
+	}
+	for id, pi := range gm.players {
+		stateJson.Scores[id] = pi.score
+	}
+	for id, quote := range gm.quotes {
+		if quote.IsPlayed() {
+			stateJson.QuotesPlayed = append(stateJson.QuotesPlayed, id)
+		}
+	}
+
+	return stateJson
+}
diff --git a/server/src/game/player.go b/server/src/game/player.go
index 0035dbe..4bea917 100644
--- a/server/src/game/player.go
+++ b/server/src/game/player.go
@@ -65,6 +65,6 @@ func (gm *Game) AddPlayer(usr *user.User) {
 		name:      usr.GetName(),
 		isPlaying: false,
 		isIdle:    true,
-		score:     7,
+		score:     0,
 	}
 }
diff --git a/server/src/game/struct.go b/server/src/game/struct.go
index bee1e97..110d54e 100644
--- a/server/src/game/struct.go
+++ b/server/src/game/struct.go
@@ -66,3 +66,8 @@ type Game struct {
 type GameJson struct {
 	Name string `json:"name"`
 }
+
+type GameStateJson struct {
+	Scores       map[string]int `json:"scores"`
+	QuotesPlayed []string       `json:"quotesPlayed"`
+}