From b8fffdb52db5ffc0a100667c1b0dff4f8e0108c3 Mon Sep 17 00:00:00 2001
From: Tobias Hopp <tobi@gaminggeneration.de>
Date: Sun, 28 May 2023 15:09:38 +0200
Subject: [PATCH] update

---
 images/no-camera.png | Bin 0 -> 13132 bytes
 install.sh           |  71 +++++++++++++++++++++++++++++++++++++++++++
 src/main.ts          |  44 ++++-----------------------
 src/python_webcam.ts |  11 ++++---
 src/server.ts        |  28 +++++++++--------
 src/utils.ts         |  51 +++++++++++++++++++++++++++++++
 src/web/main.ts      |  11 ++++---
 7 files changed, 156 insertions(+), 60 deletions(-)
 create mode 100644 images/no-camera.png
 create mode 100644 install.sh
 create mode 100644 src/utils.ts

diff --git a/images/no-camera.png b/images/no-camera.png
new file mode 100644
index 0000000000000000000000000000000000000000..b2eb15da07158be5a95c0ecd1550163b71a4ffb0
GIT binary patch
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literal 0
HcmV?d00001

diff --git a/install.sh b/install.sh
new file mode 100644
index 0000000..2c228c3
--- /dev/null
+++ b/install.sh
@@ -0,0 +1,71 @@
+echo "Updating indexes"
+apt update
+
+echo "Installing xserver xinit openbox ufw xserver-xorg x11 unclutter make crontab cmake g++ gcc and git..."
+apt install --no-install-recommends ufw xserver-xorg x11-xserver-utils xinit openbox -y || exit
+apt install git gcc g++ make cmake unclutter iptables cron pigpio -y || exit
+echo "Try to uninstall node and npm... (Can fail)"
+apt purge node -y || true
+apt purge npm -y || true
+
+echo "Setup xserver..."
+# XServer
+echo "allowed_users=anybody" >/etc/X11/Xwrapper.config
+#no-uncomment cp autostart.config /etc/xdg/openbox/autostart
+
+echo "Adding apt keys..."
+# Keys and stuff ---
+# Nodejs
+curl -fsSL https://deb.nodesource.com/setup_18.x | sudo -E bash
+
+# Yarn
+curl -sL https://dl.yarnpkg.com/debian/pubkey.gpg | gpg --dearmor | sudo tee /usr/share/keyrings/yarnkey.gpg >/dev/null
+echo "deb [signed-by=/usr/share/keyrings/yarnkey.gpg] https://dl.yarnpkg.com/debian stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
+
+echo "Updating indexes..."
+# Final update
+apt update
+echo "Installing mongodb and yarn..."
+apt install nodejs yarn mongodb-org -y
+apt upgrade -y
+
+
+
+echo "Installing autostart..."
+# Autostart
+cat <<EOT >/etc/xdg/openbox/autostart
+  xset s off
+  xset s noblank
+  xset -dpms
+  setxkbmap -option terminate:ctrl_alt_bksp
+
+  cd /home/photobox/photobox/
+  ./mount.sh
+  yarn run start
+EOT
+
+echo "Setting to console autologin..."
+raspi-config nonint do_boot_behaviour B2
+
+
+ echo "Installing bashrc"
+echo "clear" >>/home/photobox/.bashrc
+echo "[[ -z \$DISPLAY && \$XDG_VTNR -eq 1 ]] && startx -- -nocursor >/dev/null 2>&1" >>/home/photobox/.bashrc
+
+
+ echo "Setting no-logo..."
+systemctl disable getty@tty1.service
+
+
+if ! grep -w "logo.nologo" /boot/cmdline.txt; then
+  echo "Backing up /boot/cmdline.txt to /root/cmdline.txt.bak"
+  cp /boot/cmdline.txt /root/cmdline.txt.bak
+  sed -i '1 s_$_ loglevel=3 logo.nologo disable\_splash=1 splash quiet plymouth.ignore-serial-consoles logo.nologo vt.global\_cursor_default=0_' /boot/cmdline.txt
+  #cp /tmp/cmdline.txt /boot/cmdline.txt
+  sed -i "1 s|$| vt.global_cursor_default=0|" /boot/cmdline.txt
+
+  sed -i 's/console=tty0/console=tty3/' /boot/cmdline.txt
+fi
+
+
+chown photobox:photobox -R /home/photobox/
\ No newline at end of file
diff --git a/src/main.ts b/src/main.ts
index b032dd6..e7d7e4c 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -5,6 +5,7 @@ import * as process from "process";
 import {GPIO} from "./gpio";
 import {PythonWebcam} from "./python_webcam";
 import {FileHandler} from "./file_handler";
+import {Utils} from "./utils";
 
 function createWindow() {
     // Create the browser window.
@@ -45,6 +46,7 @@ app.on("window-all-closed", () => {
 // code. You can also put them in separate files and require them here.
 
 Server.initServer().then();
+
 PythonWebcam.startPythonService();
 
 /*setInterval(() => {
@@ -52,16 +54,18 @@ PythonWebcam.startPythonService();
 }, 1000*10);*/
 
 
-
 try {
+    Utils.load();
+
     // Capture button
     GPIO.watchForButton(10, (pin) => {
-        Main.capture()
+        Utils.capture()
     });
 
     // Delete button
     GPIO.watchForButton(11, (pin) => {
         console.log("Delete fired!");
+        Utils.delete_last();
 
     });
 } catch (e) {
@@ -72,39 +76,3 @@ process.on("SIGINT", _ => {
     GPIO.unexportAll();
 });
 
-
-export class Main {
-
-    private static port = GPIO.getPin(20, 'out')
-    static async delete_last() {
-        console.log("Delete fired!");
-
-        let last_shots = await FileHandler.getLastImages();
-        let last = last_shots[0];
-
-        if(last.locked) {
-            Server.io.emit("deleting", false);
-        }
-        else
-        {
-            Server.io.emit("deleting", true);
-            await FileHandler.deleteLastImage();
-            await Server.sendRecentPhotos();
-        }
-    }
-
-    static capture() {
-        console.log("Capture fired!");
-        Server.io.emit("capturing", 3);
-
-        setTimeout( async () => {
-            this.port.setHigh();
-        }, 2300 );
-        setTimeout(async () => {
-            let base64_string = await PythonWebcam.captureImage();
-            Server.io.emit("captured", base64_string);
-            this.port.setLow();
-        }, 3000);
-    }
-
-}
\ No newline at end of file
diff --git a/src/python_webcam.ts b/src/python_webcam.ts
index e463dba..9fa181b 100644
--- a/src/python_webcam.ts
+++ b/src/python_webcam.ts
@@ -9,14 +9,13 @@ export class PythonWebcam {
     private static filename = __dirname + "/../capture.py";
     private static waitFor = "wrote_frame";
     private static calls: Function[] = [];
-    private static noCamera = true;
+    public static noCamera = true;
 
     private static process: child_process.ChildProcess;
 
     public static startPythonService() {
         this.process = spawn("python", [this.filename], {stdio: 'pipe'});
         this.process.stdout.setEncoding('utf-8');
-        console.log("spawned")
 
         this.process.stdout.on('data', (data) => {
             this.noCamera = false;
@@ -32,10 +31,10 @@ export class PythonWebcam {
 
         this.process.on("exit", (code) => {
             console.log("Subprocess exited! " + code)
+            this.noCamera = true;
             if (code != 0)
             {
-                this.noCamera = true;
-                throw new Error("Could not open camera device/script - Code: " + code.toString());
+                //throw new Error("Could not open camera device/script - Code: " + code.toString());
             }
 
         });
@@ -50,13 +49,15 @@ export class PythonWebcam {
             this.waitForScriptFrame(() => {
                 resolve(FileHandler.getTempPicture());
             });
+            setTimeout(() => resolve(""), 1000 );
         });
     }
 
     public static captureImage(): Promise<string> {
         return new Promise(async (resolve, reject) => {
             let img = (await this.getImage()).toString();
-            await FileHandler.saveBase64Photo(img);
+            if(img.length != 0 )
+                await FileHandler.saveBase64Photo(img);
             resolve(img);
             await Server.sendRecentPhotos();
         });
diff --git a/src/server.ts b/src/server.ts
index a3f0afb..026114c 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -1,13 +1,13 @@
 import {Socket} from "socket.io";
 import {FileHandler} from "./file_handler";
 import {PythonWebcam} from "./python_webcam";
-import {Main} from "./main";
+
+import {Utils} from "./utils";
 
 export class Server {
     private static app = require("express")();
     private static server = require('http').createServer(this.app);
     public static io = require('socket.io')(this.server);
-    private static interval : NodeJS.Timer;
 
     public static initServer(): Promise<void> {
         return new Promise((resolve, reject) => {
@@ -18,15 +18,10 @@ export class Server {
 
                 socket.on("do_shot", () => {
                     console.log("Capture fired!");
-                    Server.io.emit("capturing", "");
-
-                    setTimeout(async () => {
-                        let base64_string = await PythonWebcam.captureImage();
-                        Server.io.emit("captured", base64_string);
-                    }, 3000);
+                    Utils.capture();
                 });
                 socket.on("do_delete", () => {
-                    Main.delete_last();
+                    Utils.delete_last();
                 })
 
             });
@@ -36,7 +31,7 @@ export class Server {
             //Webcam.startCameraStream();
             this.server.listen(3000);
 
-            this.startInterval();
+            this.nextInterval();
         });
 
     }
@@ -49,14 +44,21 @@ export class Server {
     }
 
 
-    public static startInterval(){
+    public static nextInterval(){
         setTimeout(async () => {
             try {
-                this.io.emit("stream", (await PythonWebcam.getImage()));
+                if( PythonWebcam.noCamera )
+                {
+                    this.io.emit("no_camera");
+                } else
+                {
+                    this.io.emit("stream", (await PythonWebcam.getImage()));
+                }
+
             } catch( e )
             {
             }
-            this.startInterval();
+            this.nextInterval();
         }, 1000/30);
     }
 
diff --git a/src/utils.ts b/src/utils.ts
new file mode 100644
index 0000000..9250056
--- /dev/null
+++ b/src/utils.ts
@@ -0,0 +1,51 @@
+import {GPIO} from "./gpio";
+import {FileHandler} from "./file_handler";
+import {Server} from "./server";
+import {PythonWebcam} from "./python_webcam";
+
+export class Utils {
+    private static flashlight: GPIO;
+
+    static load() {
+        this.flashlight = GPIO.getPin(20, 'out');
+    }
+
+    static async delete_last() {
+        console.log("Delete fired!");
+
+        let last_shots = await FileHandler.getLastImages();
+        let last = last_shots[0];
+
+        if (last.locked) {
+            Server.io.emit("deleting", false);
+        } else {
+            Server.io.emit("deleting", true);
+            await FileHandler.deleteLastImage();
+            await Server.sendRecentPhotos();
+        }
+    }
+
+    public static capture() {
+        console.log("Capture fired!");
+        Server.io.emit("capturing", 3);
+
+        setTimeout(async () => {
+            try {
+                this.flashlight.setHigh();
+            } catch (e) {
+
+            }
+        }, 2500);
+        setTimeout(async () => {
+            let base64_string = await PythonWebcam.captureImage();
+            Server.io.emit("captured", base64_string);
+
+
+            try {
+                this.flashlight.setLow();
+            } catch (e) {
+
+            }
+        }, 3000);
+    }
+}
\ No newline at end of file
diff --git a/src/web/main.ts b/src/web/main.ts
index 92635dd..4ec5861 100644
--- a/src/web/main.ts
+++ b/src/web/main.ts
@@ -36,11 +36,14 @@ document.addEventListener("DOMContentLoaded", () => {
     let socket = io("http://localhost:3000");
 
     socket.on("stream", (data) => {
-        //console.log(data);
         if (isShowingCaptured) return;
 
         imageElement.src = data;
     });
+    socket.on("no_camera", (data) => {
+        if (isShowingCaptured) return;
+        imageElement.src = "../images/no-camera.png";
+    });
 
     socket.on("last_shots", (data: { image: string, locked: boolean }[]) => {
         lastImages.innerHTML = "";
@@ -84,9 +87,9 @@ document.addEventListener("DOMContentLoaded", () => {
                     countdown.innerText = "CHEESE!";
                     setTimeout(() => {
                         flash.style.display = "block";
-                    }, 150);
-                }, 800);
-            }, 950);
+                    }, 90);
+                }, 900);
+            }, 1000);
         }, 1000)
     });