Modified app.py to migrate to server-side rendering

This commit is contained in:
Tempest 2025-08-08 00:02:33 +07:00
parent ebb25aee9c
commit 1819bbfa2e

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@ -11,7 +11,7 @@ import json
# Set to True to run without a physical BLE device for testing purposes.
# Set to False to connect to the actual lamp matrix.
DEBUG_MODE = False
DEBUG_MODE = True
# --- BLE Device Configuration (Ignored in DEBUG_MODE) ---
DEVICE_NAME = "Pupilometer LED Billboard"
@ -65,7 +65,7 @@ def get_spiral_address(row, col, spiral_map):
SPIRAL_MAP_5x5 = create_spiral_map(5)
async def set_full_matrix_on_ble(full_matrix):
async def set_full_matrix_on_ble(serial_colors):
global ble_client
global ble_characteristics
@ -78,25 +78,6 @@ async def set_full_matrix_on_ble(full_matrix):
else:
print("Confirmed BLE connection status. Proceeding with lamp update.")
print("Initializing blank canvas...")
serial_colors = [b'\x00\x00\x00'] * lampAmount
print(f"Initialized: {serial_colors}")
for row in range(5):
for col in range(5):
lamp_data = full_matrix[row][col]
print(f"Construcing lamp {row},{col} data: {lamp_data}")
ww = int(lamp_data['ww'])
cw = int(lamp_data['cw'])
blue = int(lamp_data['blue'])
color_bytes = bytes([ww, cw, blue])
spiral_pos = get_spiral_address(row, col, SPIRAL_MAP_5x5)
print(f"Constructed data for {spiral_pos}: {color_bytes}")
if spiral_pos != -1:
serial_colors[spiral_pos] = color_bytes
# =====================================================================
# SNIPPET TO PATCH SWAPPED LAMP POSITIONS
# =====================================================================
@ -158,6 +139,43 @@ async def connect_to_ble_device():
except Exception as e:
print(f"An error occurred during BLE connection: {e}")
return False
# =================================================================================================
# COLOR MIXING
# =================================================================================================
def calculate_rgb(ww, cw, blue):
"""
Calculates the combined RGB color from warm white, cool white, and blue light values.
This function is a Python equivalent of the JavaScript color mixer in index.html.
"""
# Define the RGB components for each light source based on slider track colors
warm_white_r, warm_white_g, warm_white_b = 255, 192, 128
cool_white_r, cool_white_g, cool_white_b = 192, 224, 255
blue_r, blue_g, blue_b = 0, 0, 255
# Normalize the slider values (0-255) and apply them to the base colors
r = (ww / 255) * warm_white_r + (cw / 255) * cool_white_r + (blue / 255) * blue_r
g = (ww / 255) * warm_white_g + (cw / 255) * cool_white_g + (blue / 255) * blue_g
b = (ww / 255) * warm_white_b + (cw / 255) * cool_white_b + (blue / 255) * blue_b
# Clamp the values to 255 and convert to integer
r = min(255, round(r))
g = min(255, round(g))
b = min(255, round(b))
return r, g, b
def rgb_to_hex(r, g, b):
"""
Converts RGB color values to a hex color string.
"""
# Ensure values are within the valid range (0-255) and are integers
r = int(max(0, min(255, r)))
g = int(max(0, min(255, g)))
b = int(max(0, min(255, b)))
# Convert each component to a two-digit hexadecimal string
return f'#{r:02x}{g:02x}{b:02x}'
# =================================================================================================
# FLASK APPLICATION
@ -170,6 +188,7 @@ lamp_matrix = [['#000000' for _ in range(5)] for _ in range(5)]
@app.route('/')
def index():
print(f"Getting current lamp matrix info: {lamp_matrix}")
if DEBUG_MODE:
return render_template('index.html', matrix=lamp_matrix)
else:
@ -182,30 +201,34 @@ def index():
def set_matrix():
data = request.get_json()
full_matrix = data.get('matrix', [])
matrixDataSerialized = []
if not full_matrix or len(full_matrix) != 5 or len(full_matrix[0]) != 5:
return jsonify(success=False, message="Invalid matrix data received"), 400
else:
print(f"Received the following matrix data: {full_matrix}")
#Creating empty byte array
serial_colors = [b'\x00\x00\x00'] * lampAmount
try:
for row in range(5):
for col in range(5):
lamp_data = full_matrix[row][col]
ww = int(lamp_data['ww'])
cw = int(lamp_data['cw'])
blue = int(lamp_data['blue'])
#Preparing byte data for control command
color_bytes = bytes([ww, cw, blue])
spiral_pos = get_spiral_address(row, col, SPIRAL_MAP_5x5)
print(f"Constructed data for {spiral_pos}: {color_bytes}")
if spiral_pos != -1:
serial_colors[spiral_pos] = color_bytes
#Preparing hex color data for frontend
lampColorR, lampColorG, lampColorB = calculate_rgb(ww,cw,blue)
lamp_matrix[row][col] = rgb_to_hex(lampColorR, lampColorG, lampColorB)
if DEBUG_MODE:
# === DEBUG MODE: Update in-memory matrix ===
for row in range(5):
for col in range(5):
lamp_data = full_matrix[row][col]
ww = lamp_data['ww']
cw = lamp_data['cw']
blue = lamp_data['blue']
# Convert ww, cw, blue to a hex color for UI display
r = min(255, ww + cw)
g = min(255, ww + cw + blue)
b = min(255, blue + cw)
new_color_hex = f'#{r:02x}{g:02x}{b:02x}'
lamp_matrix[row][col] = new_color_hex
return jsonify(success=True)
else:
# === LIVE MODE: Communicate with the BLE device ===
@ -214,11 +237,12 @@ def set_matrix():
ble_event_loop
)
return jsonify(success=True)
except Exception as e:
print(f"Error in set_matrix route: {e}")
return jsonify(success=False, message=str(e)), 500
print(f"Getting current lamp matrix info: {lamp_matrix}")
# =================================================================================================
# APP STARTUP
# =================================================================================================