#include "esp_http_server.h"
#include "ygg_http_routes.h"

extern float last_temperature;
extern float last_pressure;
extern float last_humidity;

esp_err_t ygg_get_handler(httpd_req_t *req)
{
    char response_json[64];
    ygg_http_user_ctx *user_ctx = req->user_ctx;
    float current_val = *user_ctx->param_val;
    snprintf(response_json, sizeof(response_json), 
             "{\"%s\": %.1f}", user_ctx->param_name, current_val);

    httpd_resp_set_type(req, "application/json");
    httpd_resp_send(req, response_json, HTTPD_RESP_USE_STRLEN);

    return ESP_OK;
}

static ygg_http_user_ctx temp_ctx = {
    .param_name = "temperature",
    .param_val = &last_temperature
};

const httpd_uri_t ygg_temp_uri = {
    .uri       = "/temp",
    .method    = HTTP_GET,
    .handler   = ygg_get_handler,
    .user_ctx  = &temp_ctx
};

static ygg_http_user_ctx press_ctx = {
    .param_name = "pressure",
    .param_val = &last_pressure
};

const httpd_uri_t ygg_press_uri = {
    .uri       = "/press",
    .method    = HTTP_GET,
    .handler   = ygg_get_handler,
    .user_ctx  = &press_ctx
};

static ygg_http_user_ctx hum_ctx = {
    .param_name = "humidity",
    .param_val = &last_humidity
};

const httpd_uri_t ygg_hum_uri = {
    .uri       = "/hum",
    .method    = HTTP_GET,
    .handler   = ygg_get_handler,
    .user_ctx  = &hum_ctx
};