前三个点位所有功能已调通

game.md

@@ -0,0 +1,53 @@
+# 特殊游戏节点报文
+
+## 入口
+
+入口处不需要任何额外的处理
+
+```json lines
+{}
+```
+
+## 召唤神女
+
+```json lines
+{
+  // 等待30s
+  "wait": 30
+}
+```
+
+## 镇水神力
+
+```json lines
+{
+  // 播放文件地址，支持 file:// 本地文件地址、 http(s):// 远程文件地址
+  "video": "",
+}
+```
+
+## 神女除妖
+
+除妖处不需要任何额外的处理，待游戏自然完成即可
+
+```json lines
+{}
+```
+
+## 神女授书
+
+待定
+
+```json lines
+{
+}
+```
+
+## 青云龙台
+
+待定
+
+```json lines
+{
+}
+```

internal/middleware/bgm.go

@@ -4,6 +4,7 @@ import (
 	"game-driver/internal/schema"
 	"game-driver/leaf"
 	"game-driver/pkg/audio"
+	"game-driver/pkg/utils"
 	"github.com/gopxl/beep/v2/speaker"
 	"log"
 	"sync"
@@ -13,7 +14,7 @@ func PlayBgm() leaf.HandlerFunc {
 	return func(c *leaf.Context) {
 		pm := leaf.Value[*schema.PlayModal](c, PayloadJSONKey)
 
-		bgm := audio.LinkAudio(pm.BGM)
+		bgm := utils.LinkAudio(pm.BGM)
 		if bgm != nil {
 			// 等待组
 			var wait sync.WaitGroup

internal/middleware/log.go

@@ -0,0 +1,15 @@
+package middleware
+
+import (
+	"game-driver/leaf"
+	"log"
+)
+
+func RunLog() leaf.HandlerFunc {
+	return func(c *leaf.Context) {
+		log.Printf("收到消息, topic: %s, payload: %s", c.Topic, c.Payload)
+		defer log.Println("执行结束")
+
+		c.Next()
+	}
+}

internal/routes/play.go

@@ -0,0 +1,24 @@
+package routes
+
+import (
+	"game-driver/internal/routes/play"
+	"game-driver/leaf"
+)
+
+func PlayRouter(location string, point int) leaf.HandlerFunc {
+	switch location {
+	case "wushan":
+		return switchPoint(point)
+	default:
+		return play.Default
+	}
+}
+
+func switchPoint(point int) leaf.HandlerFunc {
+	switch point {
+	case 3:
+		return play.OnlyVideo
+	default:
+		return play.Default
+	}
+}

internal/routes/play/default.go

@@ -0,0 +1,19 @@
+package play
+
+import (
+	"game-driver/internal/middleware"
+	"game-driver/internal/schema"
+	"game-driver/leaf"
+	"time"
+)
+
+func Default(c *leaf.Context) {
+	payload := leaf.Value[*schema.PlayModal](c, middleware.PayloadJSONKey)
+
+	if w, ok := payload.Game["wait"]; ok {
+		select {
+		case <-c.Done():
+		case <-time.After(time.Duration(w.(int)) * time.Second):
+		}
+	}
+}

internal/routes/play/only_video.go

@@ -0,0 +1,17 @@
+package play
+
+import (
+	"game-driver/internal/middleware"
+	"game-driver/internal/schema"
+	"game-driver/leaf"
+	"game-driver/pkg/utils"
+	"game-driver/pkg/video"
+)
+
+func OnlyVideo(c *leaf.Context) {
+	payload := leaf.Value[*schema.PlayModal](c, middleware.PayloadJSONKey)
+
+	if url, ok := payload.Game["video"]; ok {
+		_ = video.Play(c, utils.LinkVideo(url.(string)))
+	}
+}

internal/routes/wait.go

@@ -7,6 +7,8 @@ import (
 	"game-driver/pkg/audio"
 	"game-driver/pkg/relay"
 	"game-driver/pkg/tts"
+	"game-driver/pkg/utils"
+	"game-driver/pkg/video"
 	"github.com/gopxl/beep/v2/speaker"
 	"log"
 	"sync"
@@ -51,26 +53,32 @@ func WaitAction(c *leaf.Context) {
 			switch item.Type {
 			case schema.WaitAudio:
 				// 执行音乐播放
-				go func() {
 				wait.Add(1)
+				go func() {
 					defer wait.Done()
 					audioAction(c, item, payload.TimeModel)
 				}()
 			case schema.WaitTTS:
 				// 执行TTS播放
-				go func() {
 				wait.Add(1)
+				go func() {
 					defer wait.Done()
 					ttsAction(c, item, payload.TimeModel)
 				}()
 			case schema.WaitRelay:
 				// 执行继电器供电
-				go func() {
 				wait.Add(1)
+				go func() {
 					defer wait.Done()
 					relayAction(c, item, payload.TimeModel)
 				}()
 			case schema.WaitVideo:
+				// 执行视频播放
+				wait.Add(1)
+				go func() {
+					defer wait.Done()
+					videoAction(c, item, payload.TimeModel)
+				}()
 			case schema.WaitWeb:
 			default:
 				log.Printf("不支持的类型: %d\n", item.Type)
@@ -95,7 +103,7 @@ func audioAction(c *leaf.Context, item schema.WaitItemModel, root schema.TimeMod
 	case <-timerAction(item.Start):
 		{
 			log.Println("开始执行后台任务")
-			data := audio.LinkAudio(item.Data)
+			data := utils.LinkAudio(item.Data)
 
 			ctrl, closer := audio.PlayBgmMP3(data)
 			defer closer()
@@ -177,3 +185,33 @@ func relayAction(c *leaf.Context, item schema.WaitItemModel, root schema.TimeMod
 		}
 	}
 }
+
+func videoAction(c *leaf.Context, item schema.WaitItemModel, root schema.TimeModel) {
+	if item.Start != 0 && time.Unix(item.Start, 0).Before(time.Unix(root.Start, 0)) {
+		log.Println("开始时间小于根任务开始时间")
+		return
+	}
+
+	if item.End != 0 {
+		cancel := leaf.WithDeadline(c, time.Unix(item.End, 0))
+		defer cancel()
+	}
+
+	select {
+	case <-c.Done():
+	case <-timerAction(item.Start):
+		{
+			for {
+				err := video.Play(c, utils.LinkVideo(item.Data))
+				if err != nil {
+					log.Panicln("视频播放异常: ", err)
+				}
+				select {
+				case <-c.Done():
+					return
+				case <-time.After(time.Duration(item.Interval) * time.Second):
+				}
+			}
+		}
+	}
+}

internal/server.go

@@ -28,6 +28,7 @@ func buildMqtt(c config.MqttConfig, r *leaf.Engine, subTopics ...string) autopah
 
 	subscriptions := make([]paho.SubscribeOptions, 0)
 	for _, topic := range subTopics {
+		log.Println("订阅主题: ", topic)
 		subscriptions = append(subscriptions, paho.SubscribeOptions{Topic: topic, QoS: 0})
 	}
 
@@ -75,15 +76,13 @@ func Run() {
 	topicPrefix := fmt.Sprintf("server/%s/%v/", config.C.Location, config.C.Point)
 	publishTopic := fmt.Sprintf("device/%s/%v/status", config.C.Location, config.C.Point)
 
-	log.Println("topicPrefix: ", topicPrefix)
-
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	router := leaf.Default(ctx)
 
 	router.DefaultHandler(func(c *leaf.Context) {
-		log.Println("接收到未处理消息: " + string(c.Payload))
+		log.Printf("未处理消息 topic: %s\n payload: %s\n", c.Topic, c.Payload)
 	})
 
 	// 构建 MQTT 连接
@@ -114,6 +113,7 @@ func Run() {
 
 	// 处理启动报文
 	router.RegisterHandler(topicPrefix+"play",
+		middleware.RunLog(),
 		middleware.PayloadJSON[schema.PlayModal](),
 		middleware.DeviceLock(device),
 		middleware.EmergencyStop(common.GlobalStopper),
@@ -122,22 +122,20 @@ func Run() {
 		middleware.TimeoutOver(config.C.Game.MaxTimeout),
 		middleware.TickerAction(),
 		middleware.PlayBgm(),
-		func(c *leaf.Context) {
-			log.Println("接收到启动消息: ", string(c.Payload))
-			select {
-			case <-c.Done():
-				log.Println("执行结束")
-			}
-		},
+		routes.PlayRouter(config.C.Location, config.C.Point),
 	)
 	// 处理待机线程报文
 	router.RegisterHandler(topicPrefix+"wait",
+		middleware.RunLog(),
 		middleware.PayloadJSON[schema.WaitModel](),
 		middleware.EmergencyStop(common.GlobalBgStopper),
 		routes.WaitAction,
 	)
 	// 处理指令
-	router.RegisterHandler(topicPrefix+"command", routes.Command(device))
+	router.RegisterHandler(topicPrefix+"command",
+		middleware.RunLog(),
+		routes.Command(device),
+	)
 
 	// 启动完成发送一次设备状态
 	device.PublishStatus()
@@ -150,8 +148,8 @@ func Run() {
 
 	ctx, cancel = context.WithTimeout(context.Background(), 5*time.Second)
 	defer cancel()
-	if err := cm.Disconnect(ctx); err != nil {
-		fmt.Printf("断开连接异常: %s\n", err)
+	if e := cm.Disconnect(ctx); e != nil {
+		fmt.Printf("断开连接异常: %s\n", e)
 	}
 
 	fmt.Println("关闭完成")

pkg/utils/link_audio.go

@@ -1,4 +1,4 @@
-package audio
+package utils
 
 import (
 	"bytes"
@@ -47,15 +47,19 @@ func get(u string) io.ReadCloser {
 	return resp.Body
 }
 
+// LinkAudio 链接音频，解析链接，直接提取为数据流
 func LinkAudio(link string) (bgm io.ReadCloser) {
+	if link == "" {
+		return nil
+	}
 	u, err := url.Parse(link)
 	if err != nil {
 		log.Println("音频 URL 解析错误: ", err)
 	} else {
 		if u.Scheme == "file" {
-			bgm = open(u.String())
+			bgm = open(link)
 		} else if u.Scheme == "http" || u.Scheme == "https" {
-			bgm = get(u.String())
+			bgm = get(link)
 		} else {
 			log.Printf("不支持的音频文件协议: %v\n", u.String())
 			return

pkg/utils/link_video.go

@@ -0,0 +1,55 @@
+package utils
+
+import (
+	"io"
+	"log"
+	"net/http"
+	"net/url"
+	"os"
+	"path"
+	"strings"
+)
+
+// LinkVideo 链接视频，解析链接，网络文件会下载到临时目录并返回本地路径
+func LinkVideo(link string) (local string) {
+	if link == "" {
+		return
+	}
+	u, err := url.Parse(link)
+	if err != nil {
+		log.Println("音频 URL 解析错误: ", err)
+	} else {
+		if u.Scheme == "file" {
+			local, _ = strings.CutPrefix(link, "file://")
+		} else if u.Scheme == "http" || u.Scheme == "https" {
+			p, _ := url.PathUnescape(u.EscapedPath())
+			tmpLocal := path.Join(os.TempDir(), path.Base(p))
+			err = Download(link, tmpLocal)
+			if err != nil {
+				log.Println("音频文件下载失败: ", err)
+				return
+			}
+			local = tmpLocal
+		} else {
+			log.Printf("不支持的视频链接协议: %v\n", u.String())
+			return
+		}
+	}
+	return
+}
+
+// Download 下载文件
+func Download(link string, local string) (err error) {
+	resp, err := http.Get(link)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	f, err := os.OpenFile(local, os.O_CREATE|os.O_WRONLY, 0666)
+	if err != nil {
+		return
+	}
+	defer f.Close()
+	_, err = io.Copy(f, resp.Body)
+	return
+}

pkg/video/paly.go

@@ -1 +1,47 @@
 package video
+
+import (
+	"bufio"
+	"context"
+	"io"
+	"log"
+	"os/exec"
+	"sync"
+)
+
+func Play(ctx context.Context, file string) error {
+	if file == "" {
+		log.Println("video file is empty")
+		return nil
+	}
+	cmd := exec.CommandContext(ctx, "ffplay", "-autoexit", "-fs", file)
+	pipe, err := cmd.StderrPipe()
+	if err != nil {
+		return err
+	}
+
+	var wait sync.WaitGroup
+	defer wait.Wait()
+
+	a := make(chan struct{})
+	defer close(a)
+	go func() {
+		wait.Add(1)
+		defer wait.Done()
+		for {
+			select {
+			case <-a:
+			default:
+				line, _, err := bufio.NewReader(pipe).ReadLine()
+				if err != nil {
+					if err == io.EOF {
+						return
+					}
+					break
+				}
+				log.Println(string(line))
+			}
+		}
+	}()
+	return cmd.Run()
+}

puml/游戏.puml

@@ -1,37 +1,37 @@
 @startmindmap 游戏
 + 游戏
-++ 入口
+++ 入口(0)
 +++ 待机
 ++++ 背景音乐
 +++ Game
 ++++ 播放欢迎语音
 ++ 一阶段门头(无)
-++ 召唤神女
+++ 召唤神女(1)
 +++ Game
 ++++ 等待结束
 ++ 神女低语(无)
 +++ 按下按钮
 +++ 播放语音
 +++ 发送结果数据
-++ 镇水神力
+++ 镇水神力(2)
 +++ 待机
 ++++ 投影仪待机
 +++ Game
 ++++ 播放法阵视频
 -- 二阶段门头(无)
--- 神女除妖
+-- 神女除妖(3)
 --- Game
 ---- 控制设备启动
 ---- 接收游戏结果
 ---- 发送结果数据
 -- 流光寻踪(无)
--- 神女授书
+-- 神女授书(4)
 --- 待机
 --- Game
 ---- 控制设备吐卡
 ---- 播放取卡提示语音
 ---- 异常状态处理
--- 青云龙台
+-- 青云龙台(5)
 --- 待机
 ---- 网页默认页面
 --- Game

readme.md

@@ -149,3 +149,37 @@ Payload:
 ```
 
 > 同一个类型的待机任务只能有一个，当有新的任务到达时会覆盖之前的任务
+
+
+## 说明
+
+1. linux 下播放音频
+   ```bash 
+   sudo apt install libasound2-dev alsa-utils
+   ```
+2. linux 下播放视频
+   ```bash
+   sudo apt install ffmpeg
+   ```
+   驱动安装
+   ```bash
+   libdirectfb-dev
+   ```
+3. 当前用户加入播放音频与视频的组中
+    ```bash
+    sudo usermod -aG audio,video $USER
+    ```
+
+### 关闭屏幕帧缓冲
+```bash
+# 关闭帧缓冲设备
+echo 1 | sudo tee /sys/class/graphics/fb0/blank
+
+# 重新打开帧缓冲设备
+echo 0 | sudo tee /sys/class/graphics/fb0/blank
+```
+
+### 播放视频
+```bash
+ffplay -autoexit -fs -i video.mp4
+```