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Move DB work for ssb.getIdentities() and ssb.getAllIdentities() off the main thread.

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Cory McWilliams 2024-06-10 17:18:29 -04:00
parent 6270fd8118
commit c5140ee8e8
1 changed files with 56 additions and 13 deletions
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69
src/ssb.js.c
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@ -224,31 +224,71 @@ static JSValue _tf_ssb_set_server_following_me(JSContext* context, JSValueConst
typedef struct _identities_visit_t
{
JSContext* context;
JSValue array;
JSValue promise[2];
const char** identities;
int count;
char user[];
} identities_visit_t;
static void _tf_ssb_getIdentities_visit(const char* identity, void* data)
static void _tf_ssb_getIdentities_visit(const char* identity, void* user_data)
{
identities_visit_t* state = data;
identities_visit_t* work = user_data;
work->identities = tf_resize_vec(work->identities, (work->count + 1) * sizeof(const char*));
char id[k_id_base64_len];
snprintf(id, sizeof(id), "@%s", identity);
JS_SetPropertyUint32(state->context, state->array, state->count++, JS_NewString(state->context, id));
work->identities[work->count++] = tf_strdup(id);
}
static void _tf_ssb_get_identities_work(tf_ssb_t* ssb, void* user_data)
{
identities_visit_t* work = user_data;
tf_ssb_db_identity_visit(ssb, work->user, _tf_ssb_getIdentities_visit, user_data);
}
static void _tf_ssb_get_all_identities_work(tf_ssb_t* ssb, void* user_data)
{
tf_ssb_db_identity_visit_all(ssb, _tf_ssb_getIdentities_visit, user_data);
}
static void _tf_ssb_get_identities_after_work(tf_ssb_t* ssb, int status, void* user_data)
{
identities_visit_t* work = user_data;
JSContext* context = tf_ssb_get_context(ssb);
JSValue result = JS_NewArray(context);
for (int i = 0; i < work->count; i++)
{
JS_SetPropertyUint32(context, result, i, JS_NewString(context, work->identities[i]));
tf_free((void*)work->identities[i]);
}
tf_free(work->identities);
JSValue error = JS_Call(context, work->promise[0], JS_UNDEFINED, 1, &result);
JS_FreeValue(context, result);
tf_util_report_error(context, error);
JS_FreeValue(context, error);
JS_FreeValue(context, work->promise[0]);
JS_FreeValue(context, work->promise[1]);
tf_free(work);
}
static JSValue _tf_ssb_getIdentities(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue result = JS_NewArray(context);
JSValue result = JS_UNDEFINED;
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
const char* user = JS_ToCString(context, argv[0]);
identities_visit_t state = {
size_t user_length = 0;
const char* user = JS_ToCStringLen(context, &user_length, argv[0]);
identities_visit_t* work = tf_malloc(sizeof(identities_visit_t) + user_length + 1);
*work = (identities_visit_t)
{
.context = context,
.array = result,
};
tf_ssb_db_identity_visit(ssb, user, _tf_ssb_getIdentities_visit, &state);
memcpy(work->user, user, user_length + 1);
JS_FreeCString(context, user);
result = JS_NewPromiseCapability(context, work->promise);
tf_ssb_run_work(ssb, _tf_ssb_get_identities_work, _tf_ssb_get_identities_after_work, work);
}
return result;
}
@ -286,15 +326,18 @@ static JSValue _tf_ssb_getServerIdentity(JSContext* context, JSValueConst this_v
static JSValue _tf_ssb_getAllIdentities(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
JSValue result = JS_NewArray(context);
JSValue result = JS_UNDEFINED;
tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
if (ssb)
{
identities_visit_t state = {
identities_visit_t* work = tf_malloc(sizeof(identities_visit_t));
*work = (identities_visit_t)
{
.context = context,
.array = result,
};
tf_ssb_db_identity_visit_all(ssb, _tf_ssb_getIdentities_visit, &state);
result = JS_NewPromiseCapability(context, work->promise);
tf_ssb_run_work(ssb, _tf_ssb_get_all_identities_work, _tf_ssb_get_identities_after_work, work);
}
return result;
}