added stopwatch card reader code

SW/PC/Stopwatch/main.py

@@ -1,12 +1,83 @@
 import gi
 import threading
 import time
+import usb.core
+import usb.util
+import requests
+import json
 
 gi.require_version('Gtk', '4.0')
 from gi.repository import Gtk, Gio, Gdk
 
-index = 2
+DEBUG = False
-TIME = 10
+
+if DEBUG == True:
+    index = 2
+else:
+    index = 1
+activeCards = []    
+
+TIME = 600
+
+USB_IF      = 0 # Interface
+USB_TIMEOUT = 5 # Timeout in ms
+USB_VENDOR  = 0xffff # Vendor-ID:
+USB_PRODUCT = 0x0035 # Product-ID
+
+with open('people.json', 'r') as f:
+    db = json.load(f)
+
+class UsbCardReader():
+    def __init__(self, **kargs):
+        # Find the HID device by vendor/product ID
+        self.dev = usb.core.find(idVendor=USB_VENDOR, idProduct=USB_PRODUCT)
+        # Get and store the endpoint
+        self.endpoint = self.dev[0][(0,0)][0]
+        if self.dev.is_kernel_driver_active(USB_IF) is True:
+            self.dev.detach_kernel_driver(USB_IF)
+        # Claim the device
+        usb.util.claim_interface(self.dev, USB_IF)
+        self.receivedNumber = 0
+        
+        cardread=threading.Thread(target=self.read)
+        cardread.start()
+        
+    def read(self):
+        global win, activeCards, db
+        
+        print("Waiting for card")
+        receivedNumber = 0
+        
+        while True:
+            control = None
+            try:
+                control = self.dev.read(self.endpoint.bEndpointAddress, self.endpoint.wMaxPacketSize, USB_TIMEOUT)
+                if (control[2] != 40) & (control[2] != 0):
+                    receivedDigit = control[2] - 29
+                    if receivedDigit == 10:
+                        receivedDigit = 0
+                    receivedNumber = 10 * receivedNumber + receivedDigit
+                    
+                if (( control[0] == 0 )) & (( control[2] == 40 )) & (( not receivedNumber == 0 )):
+                    try:
+                        with open('people.json', 'r') as f:
+                            db = json.load(f)
+                        for i in db:
+                            if db[i] == receivedNumber:
+                                if i not in activeCards:
+                                    activeCards.append(i)
+                                    win.arb(i)
+                                else:
+                                    print("Card is active now")
+                    except Exception as e: print(e)
+                    receivedNumber = 0
+                    
+            except KeyboardInterrupt:
+                exit()
+            except:
+                pass
+            
+            time.sleep(0.001)
 
 class GridRow():
     def __init__(self, parent, runner, index):
@@ -81,17 +152,20 @@ class GridWindow(Gtk.ApplicationWindow):
         self.runners = []
 
         self.grid = Gtk.Grid()
+        if DEBUG == True:
             self.grid.attach(button1, 0, 0, 1, 1)
             self.grid.attach(button2, 1, 0, 2, 1)
             self.grid.attach(runlabel, 0, 1, 1, 1)
             self.grid.attach(cntlabel, 1, 1, 2, 1)
+        else:
+            self.grid.attach(runlabel, 0, 0, 1, 1)
+            self.grid.attach(cntlabel, 1, 0, 2, 1)
 
         self.set_child(self.grid)
         
-    def arb(self, button):
+    def arb(self, personId):
         global index
-        self.runners.append(GridRow(self, index, index))
+        self.runners.append(GridRow(self, personId, index))
-        #self.addRow(index,index)
         index += 1
         
     def rrb(self, button):
@@ -106,18 +180,20 @@ class GridWindow(Gtk.ApplicationWindow):
         self.grid.attach(runb, 1, index, 1, 1)
         
     def remRow(self):
-        global index
+        global index, activeCards
         if index > 1:
             self.grid.remove_row(1)
             index -= 1
+            del activeCards[0]
 
 
 def on_activate(app):
     # Create window
+    global win
     win = GridWindow(application=app)
     win.present()
 
-
+UsbCardReader()
 app = Gtk.Application(application_id='com.example.App')
 app.connect('activate', on_activate)
 

SW/PC/Stopwatch/people.json

@@ -0,0 +1,4 @@
+{
+    "1": 3619716179,
+    "2": 3620062547
+}

SW/PC/Stopwatch/rfid_read.py

@@ -0,0 +1,51 @@
+import usb.core 
+import usb.util 
+import time 
+import requests 
+import json
+ 
+USB_IF      = 0 # Interface 
+USB_TIMEOUT = 5 # Timeout in MS 
+USB_VENDOR  = 0xffff # Vendor-ID:  
+USB_PRODUCT = 0x0035 # Product-ID 
+ 
+# Find the HID device by vender/product ID
+dev = usb.core.find(idVendor=USB_VENDOR, idProduct=USB_PRODUCT) 
+ 
+# Get and store the endpoint 
+endpoint = dev[0][(0,0)][0] 
+ 
+if dev.is_kernel_driver_active(USB_IF) is True: 
+    dev.detach_kernel_driver(USB_IF) 
+ 
+# Claim the device 
+usb.util.claim_interface(dev, USB_IF) 
+ 
+receivedNumber = 0 
+while True: 
+    control = None 
+     
+    try: 
+        # Read a character from the device 
+        control = dev.read(endpoint.bEndpointAddress, endpoint.wMaxPacketSize, USB_TIMEOUT)
+        # Here you have to analyze what's coming in.
+        # In my case you had to check the first byte (command)
+        if (control[2] != 40) & (control[2] != 0):
+            # Convert ascii to a number, there's probably better ways to do so.
+            receivedDigit = control[2] - 29
+        
+            if receivedDigit == 10: 
+                receivedDigit = 0
+                
+            # Append the digit to the number
+            receivedNumber = 10 * receivedNumber + receivedDigit 
+        
+        # Check if the received character is CRLF
+        if (( control[0] == 0 )) & (( control[2] == 40 )) & (( not receivedNumber == 0 )): 
+            print('cardNumber:', receivedNumber)
+    except KeyboardInterrupt: 
+        exit()
+    except: 
+        pass 
+     
+    time.sleep(0.001) # Let CTRL+C actually exit 

SW/PC/Stopwatch/zapis_zavodniku.py

@@ -0,0 +1,84 @@
+import time
+import usb.core
+import usb.util
+import requests
+import json
+import threading
+
+USB_IF      = 0 # Interface
+USB_TIMEOUT = 5 # Timeout in ms
+USB_VENDOR  = 0xffff # Vendor-ID:
+USB_PRODUCT = 0x0035 # Product-ID
+
+activeCards = {}
+
+try:
+    with open('people.json', 'r') as f:
+        activeCards = json.load(f)
+except:
+    print("No people.json found")
+
+class UsbCardReader():
+    def __init__(self, **kargs):
+        # Find the HID device by vendor/product ID
+        self.dev = usb.core.find(idVendor=USB_VENDOR, idProduct=USB_PRODUCT)
+        # Get and store the endpoint
+        self.endpoint = self.dev[0][(0,0)][0]
+        if self.dev.is_kernel_driver_active(USB_IF) is True:
+            self.dev.detach_kernel_driver(USB_IF)
+        # Claim the device
+        usb.util.claim_interface(self.dev, USB_IF)
+        self.receivedNumber = 0
+        
+    def read(self):
+        global activeCards
+        
+        print("Priloz kartu")
+        
+        while True:
+            control = None
+            try:
+                control = self.dev.read(self.endpoint.bEndpointAddress, self.endpoint.wMaxPacketSize, USB_TIMEOUT)
+                if (control[2] != 40) & (control[2] != 0):
+                    receivedDigit = control[2] - 29
+                    if receivedDigit == 10:
+                        receivedDigit = 0
+                    self.receivedNumber = 10 * self.receivedNumber + receivedDigit
+                    
+                if (( control[0] == 0 )) & (( control[2] == 40 )) & (( not self.receivedNumber == 0 )):
+                    try:
+                        cardPresent = False
+                        for i in activeCards:
+                            if activeCards[i] == self.receivedNumber:
+                                cardPresent = True
+                                break
+                        if cardPresent == False:
+                            assign=threading.Thread(target=self.assign)
+                            assign.start()
+                        else:
+                            print("Naramek jiz zaregistrovan")
+                            self.receivedNumber = 0
+                            print("Priloz kartu")
+                    except Exception as e: print(e)
+                    
+            except KeyboardInterrupt:
+                exit()
+            except:
+                pass
+            
+            time.sleep(0.001)
+
+    def assign(self):
+        global activeCards
+        
+        n = input("Cislo zavodnika: ")
+        activeCards[str(n)] = self.receivedNumber
+        with open('people.json', 'w') as f:
+            f.write(json.dumps(activeCards, indent = 4))
+            self.receivedNumber = 0
+        print("Ulozeno, priloz kartu")
+            
+if __name__ == "__main__":
+    reader = UsbCardReader()
+    print("Zapis zavodniku ready")
+    reader.read()