Function cbm_ui_config_save

src/ui/config.c:382–430

#endif

bool cbm_ui_config_save(const cbm_ui_config_t *cfg) {
    if (!cfg || cfg->ui_port <= 0 || cfg->ui_port > 65535) {
        cbm_log_error("ui.config.write_fail", "reason", "invalid_config");
        return false;
    }
    char path[CBM_SZ_1K];
    cbm_ui_config_path(path, (int)sizeof(path));

    /* Ensure directory exists (recursive) */
    char dir[CBM_SZ_1K];
    bool directory_ready = config_parent_directory(path, dir, sizeof(dir));
    if (directory_ready && !cbm_is_dir(dir)) {
        directory_ready = cbm_mkdir_p(dir, 0750) || cbm_is_dir(dir);
    }
    if (!directory_ready) {
        cbm_log_error("ui.config.write_fail", "path", path, "reason", "create_directory");
        return false;
    }

    yyjson_mut_doc *doc = yyjson_mut_doc_new(NULL);
    yyjson_mut_val *root = doc ? yyjson_mut_obj(doc) : NULL;
    bool serialized = doc && root;
    if (serialized) {
        yyjson_mut_doc_set_root(doc, root);
        serialized = yyjson_mut_obj_add_bool(doc, root, "ui_enabled", cfg->ui_enabled) &&
                     yyjson_mut_obj_add_int(doc, root, "ui_port", cfg->ui_port);
    }

    size_t json_len = 0;
    char *json = serialized ? yyjson_mut_write(doc, YYJSON_WRITE_PRETTY, &json_len) : NULL;
    if (doc) {
        yyjson_mut_doc_free(doc);
    }

    if (!json) {
        cbm_log_error("ui.config.write_fail", "reason", "serialize");
        return false;
    }

    bool saved = config_write_atomic(path, json, json_len);
    free(json);
    if (!saved) {
        cbm_log_error("ui.config.write_fail", "path", path, "reason", "atomic_publish");
        return false;
    }

    cbm_log_debug("ui.config.saved", "path", path);
    return true;
}