Basic completion support
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@@ -1,5 +1,155 @@
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#include "ui/completionbox.h"
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#include "editor/completions.h"
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#include "utils/utils.h"
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#include <cstdint>
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#include <string>
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void CompletionBox::render_update() {}
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std::string item_kind_name(uint8_t kind) {
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switch (kind) {
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case 1:
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return "Text";
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case 2:
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return "Method";
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case 3:
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return "Function";
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case 4:
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return "Constructor";
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case 5:
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return "Field";
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case 6:
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return "Variable";
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case 7:
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return "Class";
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case 8:
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return "Interface";
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case 9:
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return "Module";
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case 10:
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return "Property";
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case 11:
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return "Unit";
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case 12:
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return "Value";
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case 13:
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return "Enum";
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case 14:
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return "Keyword";
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case 15:
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return "Snippet";
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case 16:
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return "Color";
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case 17:
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return "File";
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case 18:
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return "Reference";
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case 19:
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return "Folder";
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case 20:
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return "EnumMember";
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case 21:
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return "Constant";
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case 22:
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return "Struct";
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case 23:
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return "Event";
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case 24:
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return "Operator";
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case 25:
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return "TypeParameter";
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default:
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return "Unknown";
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}
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}
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void CompletionBox::render(Coord pos) {}
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const char *item_symbol(uint8_t kind) { return "●"; }
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uint32_t kind_color(uint8_t kind) { return 0x82AAFF; }
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void CompletionBox::render_update() {
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if (hidden || session->visible.empty())
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return;
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std::unique_lock lock(mtx);
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uint32_t max_label_len = 0;
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uint32_t max_detail_len = 0;
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uint32_t max_kind_len = 0;
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for (auto i : session->visible) {
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if (i >= session->items.size())
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continue;
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auto &item = session->items[i];
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max_label_len = std::max(max_label_len, (uint32_t)item.label.size());
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if (item.detail)
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max_detail_len = std::max(max_detail_len, (uint32_t)item.detail->size());
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max_kind_len =
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std::max(max_kind_len, (uint32_t)item_kind_name(item.kind).size());
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}
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size.row = session->visible.size() + 2;
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size.col = 2 + 2 + max_label_len + 1 + max_detail_len + 2 + max_kind_len + 1;
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cells.assign(size.row * size.col, {" ", 0, 0, 0, 0, 0});
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auto set = [&](uint32_t r, uint32_t c, const char *text, uint32_t fg,
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uint32_t bg, uint8_t flags) {
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if (r < size.row && c < size.col)
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cells[r * size.col + c] = {std::string(text), 0, fg, bg, flags, 0};
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};
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uint32_t border_fg = 0x82AAFF;
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uint32_t sel_bg = 0xFFFF00;
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set(0, 0, "┌", border_fg, 0, 0);
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for (uint32_t c = 1; c < size.col - 1; c++)
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set(0, c, "─", border_fg, 0, 0);
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set(0, size.col - 1, "┐", border_fg, 0, 0);
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for (uint32_t row_idx = 0; row_idx < session->visible.size(); row_idx++) {
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uint32_t r = row_idx + 1;
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auto &item = session->items[session->visible[row_idx]];
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uint32_t bg = (session->visible[row_idx] == session->select) ? sel_bg : 0;
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uint32_t fg = 0xFFFFFF;
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set(r, 0, "│", border_fg, 0, 0);
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uint32_t c = 1;
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const char *sym = item_symbol(item.kind);
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set(r, c++, sym, kind_color(item.kind), bg, 0);
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set(r, c++, " ", fg, bg, 0);
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for (size_t i = 0; i < item.label.size(); i++)
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set(r, c + i, (char[2]){item.label[i], 0}, fg, bg,
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item.deprecated ? CF_STRIKETHROUGH : 0);
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c += item.label.size();
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set(r, c++, " ", fg, bg, 0);
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uint32_t detail_fg = 0xAAAAAA;
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if (item.detail) {
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for (size_t i = 0; i < item.detail->size(); i++)
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set(r, c + i, (char[2]){(*item.detail)[i], 0}, detail_fg, bg, 0);
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c += item.detail->size();
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}
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uint32_t pad = size.col - 1 - c - max_kind_len;
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for (uint32_t i = 0; i < pad; i++)
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set(r, c + i, " ", fg, bg, 0);
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c += pad;
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std::string kind_name = item_kind_name(item.kind);
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for (size_t i = 0; i < kind_name.size(); i++)
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set(r, c + i, (char[2]){kind_name[i], 0}, kind_color(item.kind), bg, 0);
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set(r, size.col - 1, "│", border_fg, 0, 0);
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}
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uint32_t bottom = size.row - 1;
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set(bottom, 0, "└", border_fg, 0, 0);
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for (uint32_t c = 1; c < size.col - 1; c++)
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set(bottom, c, "─", border_fg, 0, 0);
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set(bottom, size.col - 1, "┘", border_fg, 0, 0);
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}
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void CompletionBox::render(Coord pos) {
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if (hidden)
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return;
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std::shared_lock lock(mtx);
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int32_t start_row = (int32_t)pos.row - (int32_t)size.row;
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if (start_row < 0)
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start_row = pos.row + 1;
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int32_t start_col = pos.col;
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if (start_col + size.col > cols) {
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start_col = cols - size.col;
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if (start_col < 0)
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start_col = 0;
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}
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position = {(uint32_t)start_row, (uint32_t)start_col};
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for (uint32_t r = 0; r < size.row; r++)
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for (uint32_t c = 0; c < size.col; c++)
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update(start_row + r, start_col + c, cells[r * size.col + c].utf8,
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cells[r * size.col + c].fg, cells[r * size.col + c].bg,
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cells[r * size.col + c].flags);
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}
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