#ifndef NETWORK_STATE_H
#define NETWORK_STATE_H

#include <stdbool.h>
#include <stdint.h>

enum { kNetworkSsidBytes = 32, kNetworkPasswordBytes = 63, kNetworkConnectWindowMs = 30000 };
typedef struct { char ssid[kNetworkSsidBytes + 1]; char password[kNetworkPasswordBytes + 1]; } network_profile_t;
typedef enum { NETWORK_STATE_FALLBACK, NETWORK_STATE_CONNECTING, NETWORK_STATE_EXTERNAL, NETWORK_STATE_VALIDATING } network_state_t;
typedef enum { NETWORK_ACTION_NONE, NETWORK_ACTION_CONNECT, NETWORK_ACTION_FALLBACK } network_action_t;
typedef struct { network_state_t state; network_state_t state_before_validation; network_profile_t profile; network_profile_t candidate; uint32_t started_ms; bool has_profile; } network_manager_t;

bool network_profile_valid(const network_profile_t *profile);
network_action_t network_manager_init(network_manager_t *manager, const network_profile_t *profile, uint32_t now_ms);
network_action_t network_manager_tick(network_manager_t *manager, uint32_t now_ms);
network_action_t network_manager_connected(network_manager_t *manager);
network_action_t network_manager_disconnected(network_manager_t *manager, uint32_t now_ms);
bool network_manager_begin_validation(network_manager_t *manager, const network_profile_t *candidate);
network_action_t network_manager_finish_validation(network_manager_t *manager, bool success, uint32_t now_ms);

#endif