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-rw-r--r--autocomplete.c87
1 files changed, 82 insertions, 5 deletions
diff --git a/autocomplete.c b/autocomplete.c
index ed6687a..cf8eb8b 100644
--- a/autocomplete.c
+++ b/autocomplete.c
@@ -1,10 +1,11 @@
#define TAGS_MAX_COMPLETIONS 200 // max # of tag completions to scroll through
-#define AUTOCOMPLETE_NCOMPLETIONS 10 // max # of completions to show at once
+#define AUTOCOMPLETE_NCOMPLETIONS_VISIBLE 10 // max # of completions to show at once
static void autocomplete_clear_completions(Ted *ted) {
arr_foreach_ptr(ted->autocompletions, Autocompletion, completion) {
free(completion->label);
free(completion->text);
+ free(completion->filter);
}
arr_clear(ted->autocompletions);
}
@@ -32,6 +33,42 @@ static void autocomplete_select_cursor_completion(Ted *ted) {
}
+static void autocomplete_next(Ted *ted) {
+ const Autocompletion *const completions = ted->autocompletions;
+ i64 ncompletions = arr_len(completions);
+ if (ncompletions == 0) return;
+ i64 cursor = mod_i64(ted->autocomplete_cursor + 1, (i64)ncompletions);
+ for (; cursor < ncompletions; ++cursor) {
+ if (completions[cursor].visible)
+ break;
+ }
+ if (cursor == ncompletions) {
+ for (cursor = 0; cursor < ncompletions; ++cursor) {
+ if (completions[cursor].visible)
+ break;
+ }
+ }
+ ted->autocomplete_cursor = (i32)cursor;
+}
+
+static void autocomplete_prev(Ted *ted) {
+ const Autocompletion *const completions = ted->autocompletions;
+ i64 ncompletions = arr_len(completions);
+ if (ncompletions == 0) return;
+ i64 cursor = mod_i64(ted->autocomplete_cursor - 1, (i64)ncompletions);
+ for (; cursor >= 0; --cursor) {
+ if (completions[cursor].visible)
+ break;
+ }
+ if (cursor < 0) {
+ for (cursor = ncompletions - 1; cursor >= 0; --cursor) {
+ if (completions[cursor].visible)
+ break;
+ }
+ }
+ ted->autocomplete_cursor = (i32)cursor;
+}
+
void autocomplete_close(Ted *ted) {
if (ted->autocomplete) {
ted->autocomplete = false;
@@ -39,6 +76,16 @@ void autocomplete_close(Ted *ted) {
}
}
+static void autocomplete_update_visibility(Ted *ted) {
+ char *word = str32_to_utf8_cstr(
+ buffer_word_at_cursor(ted->active_buffer)
+ );
+ arr_foreach_ptr(ted->autocompletions, Autocompletion, completion) {
+ completion->visible = str_has_prefix(completion->filter, word);
+ }
+ free(word);
+}
+
static void autocomplete_find_completions(Ted *ted) {
TextBuffer *buffer = ted->active_buffer;
BufferPos pos = buffer->cursor_pos;
@@ -72,11 +119,32 @@ static void autocomplete_find_completions(Ted *ted) {
for (size_t i = 0; i < ncompletions; ++i) {
ted->autocompletions[i].label = completions[i];
ted->autocompletions[i].text = str_dup(completions[i]);
+ ted->autocompletions[i].filter = str_dup(completions[i]);
}
free(completions);
}
}
+static void autocomplete_process_lsp_response(Ted *ted, const LSPResponse *response) {
+ // @TODO: check if same buffer is open and if cursor has moved
+ const LSPRequest *request = &response->request;
+ if (request->type == LSP_REQUEST_COMPLETION) {
+ const LSPResponseCompletion *completion = &response->data.completion;
+ size_t ncompletions = arr_len(completion->items);
+ arr_set_len(ted->autocompletions, ncompletions);
+ for (size_t i = 0; i < ncompletions; ++i) {
+ const LSPCompletionItem *lsp_completion = &completion->items[i];
+ Autocompletion *ted_completion = &ted->autocompletions[i];
+ // @TODO: deal with fancier textEdits
+ ted_completion->label = str_dup(lsp_response_string(response, lsp_completion->label));
+ ted_completion->filter = str_dup(lsp_response_string(response, lsp_completion->filter_text));
+ ted_completion->text = str_dup(lsp_response_string(response, lsp_completion->text_edit.new_text));
+ }
+ if (ncompletions)
+ ted->autocomplete = true; // open menu
+ }
+}
+
// open autocomplete, or just do the completion if there's only one suggestion
static void autocomplete_open(Ted *ted) {
if (!ted->active_buffer) return;
@@ -114,10 +182,18 @@ static void autocomplete_frame(Ted *ted) {
float const padding = settings->padding;
autocomplete_find_completions(ted);
+ autocomplete_update_visibility(ted);
- size_t ncompletions = arr_len(ted->autocompletions);
- if (ncompletions > AUTOCOMPLETE_NCOMPLETIONS)
- ncompletions = AUTOCOMPLETE_NCOMPLETIONS;
+ char *completions[AUTOCOMPLETE_NCOMPLETIONS_VISIBLE] = {0};
+ size_t ncompletions = 0;
+ arr_foreach_ptr(ted->autocompletions, Autocompletion, completion) {
+ if (completion->visible) {
+ completions[ncompletions++] = completion->label;
+ if (ncompletions == AUTOCOMPLETE_NCOMPLETIONS_VISIBLE)
+ break;
+ }
+ }
+
float menu_width = 400, menu_height = (float)ncompletions * char_height + 2 * padding;
if (ncompletions == 0) {
@@ -163,6 +239,7 @@ static void autocomplete_frame(Ted *ted) {
for (uint i = 0; i < ted->nmouse_clicks[SDL_BUTTON_LEFT]; ++i) {
v2 click = ted->mouse_clicks[SDL_BUTTON_LEFT][i];
if (rect_contains_point(ted->autocomplete_rect, click)) {
+ // @TODO : fix me
u16 entry = (u16)((click.y - start_y) / char_height);
if (entry < ncompletions) {
// entry was clicked on! use this completion.
@@ -177,7 +254,7 @@ static void autocomplete_frame(Ted *ted) {
rgba_u32_to_floats(colors[COLOR_TEXT], state.color);
for (size_t i = 0; i < ncompletions; ++i) {
state.x = x + padding; state.y = y;
- text_utf8_with_state(font, &state, ted->autocompletions[i].label);
+ text_utf8_with_state(font, &state, completions[i]);
y += char_height;
}