#pragma once

#include <stddef.h>
#include <stdint.h>

struct MHD_PostProcessor;

#define CLIENT_NAME_MAX 32
#define CLIENT_SECRET_LEN 33

struct App {
	const char* dbname;
	char session_secret[CLIENT_SECRET_LEN];
	const char *admin_user;
	const char *admin_pass;
};

void prepare_database(struct App *app);

struct Server {
	struct App *app;

	char *page;
};

int web_begin(struct Server *server, int port, const char *admin_user, const char *admin_pass);
int web_join(struct Server *server);

struct PostCollector {
	char *data;
	size_t size;
	size_t capacity;
};

struct FormData {
	char name[CLIENT_NAME_MAX];
	int name_set;
	int64_t client_id;      // For delete operations
	int client_id_set;
	char username[32];
	int username_set;
	char password[64];
	int password_set;
};

struct Request {
	struct Server *server;
	struct PostCollector pp;
	struct MHD_PostProcessor *post_proc;  // NULL when using PostCollector
	struct FormData form;
	const char *host;
};

struct CreateClientResult {
	int64_t id;
	char* name;
	char secret[CLIENT_SECRET_LEN];
};

int create_client(struct Request *req, char *name, struct CreateClientResult *result);
int delete_client(struct Request *req, int64_t client_id);

struct ListClientResultClient {
	int64_t id;
	char name[CLIENT_NAME_MAX];
	char secret[CLIENT_SECRET_LEN];
};

struct ListClientResult {
	uint16_t clients_len;
	// Right now this has to be exactly 16 elements long, but it could be longer in the future
	struct ListClientResultClient clients[];
};

int list_clients(struct Request *req, struct ListClientResult *result);

#define BACKUP_STATUS_MAX 16
#define BACKUP_DATETIME_MAX 32
#define MAX_BACKUPS_DISPLAY 50

struct BackupRecord {
    int64_t id;
    char status[BACKUP_STATUS_MAX];
    char started[BACKUP_DATETIME_MAX];
    char completed[BACKUP_DATETIME_MAX];
};

struct GetClientResult {
    int found;
    int64_t id;
    char name[CLIENT_NAME_MAX];
    char secret[CLIENT_SECRET_LEN];
    uint16_t backups_len;
    struct BackupRecord backups[];
};

int get_client_with_backups(struct Request *req, int64_t client_id, struct GetClientResult *result);