Edwin Noorlander
29dd118dc3
- Complete MPU-MCU communication setup - LED Matrix text display with configurable parameters - Configuration management with personal data protection - Git template with .gitignore for sensitive data - Automated build and deployment scripts - SSH key management and service scripts
81 lines
2.6 KiB
Python
81 lines
2.6 KiB
Python
#!/usr/bin/env python3
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"""
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Configuration loader for Arduino UNO Q project
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"""
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import json
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import os
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from pathlib import Path
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class Config:
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def __init__(self, config_file="config.json"):
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self.config_file = Path(config_file)
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self.config = self.load_config()
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def load_config(self):
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"""Load configuration from JSON file"""
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if not self.config_file.exists():
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# Try to copy from example
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example_file = Path("config.example.json")
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if example_file.exists():
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print(f"Creating config from example: {self.config_file}")
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import shutil
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shutil.copy(example_file, self.config_file)
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print("Please edit config.json with your personal settings")
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else:
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raise FileNotFoundError(f"Config file {self.config_file} not found")
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try:
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with open(self.config_file, 'r') as f:
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config = json.load(f)
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# Expand paths
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self.expand_paths(config)
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return config
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except json.JSONDecodeError as e:
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raise ValueError(f"Invalid JSON in config file: {e}")
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def expand_paths(self, config):
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"""Expand ~ and relative paths"""
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if 'arduino_uno_q' in config and 'ssh_key' in config['arduino_uno_q']:
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ssh_key = config['arduino_uno_q']['ssh_key']
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if ssh_key.startswith('~'):
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config['arduino_uno_q']['ssh_key'] = str(Path.home() / ssh_key[1:])
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if 'paths' in config:
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for key, path in config['paths'].items():
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if isinstance(path, str) and path.startswith('~'):
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config['paths'][key] = str(Path.home() / path[1:])
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def get(self, key_path, default=None):
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"""Get configuration value by dot notation"""
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keys = key_path.split('.')
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value = self.config
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for key in keys:
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if isinstance(value, dict) and key in value:
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value = value[key]
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else:
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return default
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return value
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def get_arduino_config(self):
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"""Get Arduino UNO Q connection configuration"""
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return self.get('arduino_uno_q', {})
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def get_build_config(self):
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"""Get build configuration"""
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return self.get('build', {})
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def get_paths(self):
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"""Get paths configuration"""
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return self.get('paths', {})
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def get_led_matrix_config(self):
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"""Get LED Matrix configuration"""
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return self.get('led_matrix', {})
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# Global config instance
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config = Config() |