68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
// POST /api/users — Create a new user
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// Body: {"name": "Alice"}
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#include "cJSON.h"
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#include "esp_http_server.h"
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#include "types.hpp"
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#include "user.hpp"
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internal esp_err_t api_users_post_handler(httpd_req_t *req)
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{
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httpd_resp_set_type(req, "application/json");
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httpd_resp_set_hdr(req, "Access-Control-Allow-Origin", "*");
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char buf[128];
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int received = httpd_req_recv(req, buf, sizeof(buf) - 1);
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if (received <= 0)
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{
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httpd_resp_send_err(req, HTTPD_400_BAD_REQUEST, "Empty body");
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return ESP_FAIL;
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}
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buf[received] = '\0';
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cJSON *body = cJSON_Parse(buf);
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if (!body)
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{
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httpd_resp_send_err(req, HTTPD_400_BAD_REQUEST, "Invalid JSON");
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return ESP_FAIL;
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}
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cJSON *name_item = cJSON_GetObjectItem(body, "name");
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if (!cJSON_IsString(name_item) || strlen(name_item->valuestring) == 0)
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{
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cJSON_Delete(body);
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httpd_resp_send_err(req, HTTPD_400_BAD_REQUEST, "Missing 'name'");
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return ESP_FAIL;
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}
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user_t *user = add_user(name_item->valuestring);
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cJSON_Delete(body);
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if (!user)
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{
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httpd_resp_send_err(req, HTTPD_500_INTERNAL_SERVER_ERROR,
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"User limit reached");
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return ESP_FAIL;
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}
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cJSON *resp = cJSON_CreateObject();
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cJSON_AddNumberToObject(resp, "id", user->id);
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cJSON_AddStringToObject(resp, "name", user->name);
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const char *json = cJSON_PrintUnformatted(resp);
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httpd_resp_sendstr(req, json);
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free((void *)json);
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cJSON_Delete(resp);
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return ESP_OK;
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}
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internal const httpd_uri_t api_users_post_uri = {.uri = "/api/users",
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.method = HTTP_POST,
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.handler =
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api_users_post_handler,
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.user_ctx = NULL};
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