#ifndef CONFIG_H
#define CONFIG_H

// WiFi Configuration
#define WIFI_SSID "tami"
#define WIFI_PASSWORD ""

// Static IP Configuration
#define STATIC_IP IPAddress(10, 81, 2, 185)
#define GATEWAY IPAddress(10, 81, 2, 1)
#define SUBNET IPAddress(255, 255, 255, 0)
#define DNS IPAddress(10, 81, 2, 1)

// BTS7960 Pin Definitions
#define L_EN_PIN 14    // Left Enable
#define LPWM_PIN 26    // Left PWM (Reverse)
#define L_IS_PIN 35    // Left Current Sense (ADC input only)

#define R_EN_PIN 27    // Right Enable
#define RPWM_PIN 25    // Right PWM (Forward)
#define R_IS_PIN 34    // Right Current Sense (ADC input only)

// PWM Configuration
#define PWM_FREQ 20000      // 20kHz - reduces motor noise
#define PWM_RESOLUTION 8    // 8-bit resolution (0-255)
#define PWM_CHANNEL_R 0     // LEDC channel for RPWM
#define PWM_CHANNEL_L 1     // LEDC channel for LPWM
#define MIN_PWM_PERCENT 20  // Minimum PWM when motor is running (%)

// Current Sense Configuration
// BTS7960 current sense ratio: 8500:1 (kilo-amps)
// With 1kΩ resistor on IS pin: V = I_motor / 8500
// ESP32 ADC: 12-bit (0-4095), 0-3.3V
#define CURRENT_SENSE_RATIO 8500.0f   // Amps to sense current ratio
#define SENSE_RESISTOR 1000.0f        // 1kΩ sense resistor (ohms)
#define ADC_MAX 4095.0f               // 12-bit ADC max value
#define ADC_VREF 3.3f                 // ADC reference voltage
#define CURRENT_CALIBRATION 1.0f     // Calibration factor (measured current / reported current)

// Current logging interval for data collection
#define CURRENT_LOG_INTERVAL_MS 100  // Log current readings every 100ms

// Web Server
#define HTTP_PORT 80

#endif