#include "database.h"
#include <assert.h>
#include <stdio.h>
#include <stddef.h>

void database_state_init(struct database_state* s, const char* db_path) {
    int return_code;
    return_code = sqlite3_open_v2(db_path, &s->vm, SQLITE_OPEN_READWRITE, NULL);
    assert(return_code == SQLITE_OK);
}

void database_state_free(struct database_state* s) {
    sqlite3_close_v2(s->vm);
}

void database_write_active(struct database_state* s, int collar_id, int active_status) {
    const char query[] = "UPDATE collar SET active=? WHERE id=?";
    int return_code;

    sqlite3_stmt* stmt;
    return_code = sqlite3_prepare_v2(s->vm, query, sizeof(query), &stmt, NULL);
    assert(return_code == SQLITE_OK);
    return_code = sqlite3_bind_int(stmt, 1, active_status);
    assert(return_code == SQLITE_OK);
    return_code = sqlite3_bind_int(stmt, 2, collar_id);
    assert(return_code == SQLITE_OK);

    do {
        return_code = sqlite3_step(stmt);
    } while(return_code == SQLITE_ROW);
    assert(return_code == SQLITE_DONE);
}

void database_write_location(struct database_state* s, int collar_id, double x, double y) {
    const char query[] = "INSERT INTO data_point(collar_id, longitude, latitude, datetime)"
        "VALUES (?, ?, ?, datetime('now'))";
    int return_code;

    sqlite3_stmt* stmt;
    return_code = sqlite3_prepare_v2(s->vm, query, sizeof(query), &stmt, NULL);
    assert(return_code == SQLITE_OK);
    return_code = sqlite3_bind_int(stmt, 1, collar_id);
    assert(return_code == SQLITE_OK);
    return_code = sqlite3_bind_double(stmt, 2, x);
    assert(return_code == SQLITE_OK);
    return_code = sqlite3_bind_double(stmt, 3, y);
    assert(return_code == SQLITE_OK);

    do {
        return_code = sqlite3_step(stmt);
    } while(return_code == SQLITE_ROW);
    assert(return_code == SQLITE_DONE);
}