#pragma once
#include <Arduino.h>

struct Sensor {
  /// Which analog pin this is connected to (A0, A1, ...)
  uint8_t pin;
  /// The value sensors read when completely dry
  int calibration_dry;
  /// The value sensors read when completely wet
  int calibration_wet;
  /// Pot group index this sensor belongs to
  unsigned int pot_group;
};

struct Group {
  /// Enable or disable the group
  bool enabled;
  /// Which pin the indicator light is connected to
  uint8_t led_pin;
};

struct Valve {
  /// The digital pin this valve is connected to
  uint8_t pin;
  /// Pot group index this valve belongs to
  unsigned int pot_group;
};

constexpr unsigned int SECOND = 1000;
constexpr unsigned int MINUTE = SECOND * 60;
constexpr unsigned int HOUR = MINUTE * 60;

constexpr unsigned int MEASUREMENT_COUNT = 3;
constexpr int MEASUREMENT_DELAY = 100;

/// Pots will always be watered below this humidity
constexpr int MIN_HUMIDITY_PERCENT = 30;

/// Pots will never be watered above this humidity
constexpr int MAX_HUMIDITY_PERCENT = 70;

/// the amount of time a valve needs to open/close
constexpr int VALVE_DELAY_MS = 1 * SECOND / 4;

/// the amount of time the pump needs to szcttart/stop
constexpr int PUMP_DELAY_MS = 1 * SECOND / 4;

/// the amount of time to water the plot (valve open and pump running)
constexpr int WATER_TIME_MS = 1 * SECOND;

/// how long to wait between loops
constexpr int LOOP_DELAY_MS = 1 * SECOND; // TODO set higher once it is working

/// minimum amount of time to wait between watering each pot, even when minimum wetness has been reached
constexpr int MIN_WATERING_INTERVAL_MS = 10 * SECOND; // TODO set higher once it is working

/// maximum amount of time to wait between watering each pot, as long as maximum wetness has not been reaached
constexpr int MAX_WATERING_INTERVAL_MS = 24 * HOUR;

constexpr uint8_t PUMP_PIN = 7;
constexpr uint8_t PUMP_LED_PIN = 3;

constexpr uint8_t OK_LED_PIN = 2;

constexpr struct Group GROUPS[] = {
  { // 0
    .enabled = true,
    .led_pin = 22,
  }, { // 1
    .enabled = false,
    .led_pin = 24,
  }, { // 2
    .enabled = false,
    .led_pin = 26,
  }, { // 3
    .enabled = false,
    .led_pin = 28,
  }, { // 4
    .enabled = true,
    .led_pin = 30,
  }, { // 5
    .enabled = false,
    .led_pin = 32,
  }, { // 6
    .enabled = false,
    .led_pin = 34,
  }, { // 7
    .enabled = false,
    .led_pin = 36,
  }, { // 8
    .enabled = false,
    .led_pin = 38,
  }, { // 9
    .enabled = true,
    .led_pin = 40,
  }, { // 10
    .enabled = false,
    .led_pin = 42,
  }, { // 11
    .enabled = false,
    .led_pin = 44,
  }, { // 12
    .enabled = true,
    .led_pin = 46,
  }, { // 13
    .enabled = true,
    .led_pin = 48,
  }, { // 14
    .enabled = false,
    .led_pin = 50,
  }, { // 15
    .enabled = false,
    .led_pin = 52,
  },
};

constexpr struct Sensor SENSORS[] = {
  {
    .pin = A0,
    .calibration_dry = 540,
    .calibration_wet = 250,
    .pot_group = 0,
  }, {
    .pin = A4,
    .calibration_dry = 520,
    .calibration_wet = 100,
    .pot_group = 4,
  }, {
    .pin = A9,
    .calibration_dry = 520,
    .calibration_wet = 100,
    .pot_group = 9,
  }, {
    .pin = A12,
    .calibration_dry = 520,
    .calibration_wet = 100,
    .pot_group = 12,
  }, {
    .pin = A13,
    .calibration_dry = 520,
    .calibration_wet = 100,
    .pot_group = 13,
  },

  // the rest of A0-A15 are not used
};

constexpr struct Valve VALVES[] = {
  {
    .pin = 23,
    .pot_group = 0,
  }, {
    .pin = 25,
    .pot_group = 1,
  }, {
    .pin = 27,
    .pot_group = 2,
  }, {
    .pin = 29,
    .pot_group = 3,
  }, {
    .pin = 31,
    .pot_group = 4,
  }, {
    .pin = 33,
    .pot_group = 5,
  }, {
    .pin = 35,
    .pot_group = 6,
  }, {
    .pin = 37,
    .pot_group = 7,
  }, {
    .pin = 39,
    .pot_group = 8,
  }, {
    .pin = 41,
    .pot_group = 9,
  }, {
    .pin = 43,
    .pot_group = 10,
  }, {
    .pin = 45,
    .pot_group = 11,
  }, {
    .pin = 47,
    .pot_group = 12,
  }, {
    .pin = 49,
    .pot_group = 13,
  }, {
    .pin = 51,
    .pot_group = 14,
  }, {
    .pin = 53,
    .pot_group = 15,
  }
};