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Shipwright/libultraship/libultraship/Console.cpp

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#include "Console.h"
#include <iostream>
#include <sstream>
#include "Cvar.h"
#include "GlobalCtx2.h"
#include "ImGuiImpl.h"
#include "Lib/ImGui/imgui.h"
#include "Utils/StringHelper.h"
#include "Lib/ImGui/imgui_internal.h"
namespace Ship {
std::map<ImGuiKey, std::string> Bindings;
std::map<ImGuiKey, std::string> BindingToggle;
static bool HelpCommand(const std::vector<std::string>&) {
INFO("SoH Commands:");
for (const auto& cmd : SohImGui::console->Commands) {
INFO("%s", (" - " + cmd.first).c_str());
}
return CMD_SUCCESS;
}
static bool ClearCommand(const std::vector<std::string>&) {
SohImGui::console->Log[SohImGui::console->selected_channel].clear();
return CMD_SUCCESS;
}
std::string toLowerCase(std::string in) {
std::string cpy(in);
std::transform(cpy.begin(), cpy.end(), cpy.begin(), ::tolower);
return cpy;
}
static bool BindCommand(const std::vector<std::string>& args) {
if (args.size() > 2) {
const ImGuiIO* io = &ImGui::GetIO();;
for (size_t k = 0; k < std::size(io->KeysData); k++) {
std::string key(ImGui::GetKeyName(k));
if (toLowerCase(args[1]) == toLowerCase(key)) {
std::vector<std::string> tmp;
const char* const delim = " ";
std::ostringstream imploded;
std::copy(args.begin() + 2, args.end(), std::ostream_iterator<std::string>(imploded, delim));
Bindings[k] = imploded.str();
INFO("Binding '%s' to %s", args[1].c_str(), Bindings[k].c_str());
break;
}
}
}
return CMD_SUCCESS;
}
static bool BindToggleCommand(const std::vector<std::string>& args) {
if (args.size() > 2) {
const ImGuiIO* io = &ImGui::GetIO();;
for (size_t k = 0; k < std::size(io->KeysData); k++) {
std::string key(ImGui::GetKeyName(k));
if (toLowerCase(args[1]) == toLowerCase(key)) {
BindingToggle[k] = args[2];
INFO("Binding toggle '%s' to %s", args[1].c_str(), BindingToggle[k].c_str());
break;
}
}
}
return CMD_SUCCESS;
}
std::string BuildUsage(const CommandEntry& entry) {
std::string usage;
for (const auto& arg : entry.arguments)
usage += StringHelper::Sprintf(arg.optional ? "[%s] " : "<%s> ", arg.info.c_str());
return usage;
}
void Console::Init() {
this->InputBuffer = new char[MAX_BUFFER_SIZE];
strcpy(this->InputBuffer, "");
this->FilterBuffer = new char[MAX_BUFFER_SIZE];
strcpy(this->FilterBuffer, "");
this->Commands["help"] = { HelpCommand, "Shows all the commands" };
this->Commands["clear"] = { ClearCommand, "Clear the console history" };
this->Commands["bind"] = { BindCommand, "Binds key to commands" };
this->Commands["bind-toggle"] = { BindToggleCommand, "Bind key as a bool toggle" };
}
void Console::Update() {
for (auto [key, cmd] : Bindings) {
if (ImGui::IsKeyPressed(key)) Dispatch(cmd);
}
for (auto [key, var] : BindingToggle) {
if (ImGui::IsKeyPressed(key)) {
CVar* cvar = CVar_Get(var.c_str());
Dispatch("set " + var + " " + std::to_string(cvar == nullptr ? 0 : !static_cast<bool>(cvar->value.valueS32)));
}
}
}
void Console::Draw() {
if (!this->opened) {
CVar_SetS32("gConsoleEnabled", 0);
return;
}
bool input_focus = false;
ImGui::SetNextWindowSize(ImVec2(520, 600), ImGuiCond_FirstUseEver);
ImGui::Begin("Console", &this->opened, ImGuiWindowFlags_NoFocusOnAppearing);
const ImVec2 pos = ImGui::GetWindowPos();
const ImVec2 size = ImGui::GetWindowSize();
// SohImGui::ShowCursor(ImGui::IsWindowHovered(ImGuiHoveredFlags_RootAndChildWindows | ImGuiHoveredFlags_RectOnly), SohImGui::Dialogues::dConsole);
// Renders autocomplete window
if (this->OpenAutocomplete) {
ImGui::SetNextWindowSize(ImVec2(350, std::min(static_cast<int>(this->Autocomplete.size()), 3) * 20.f), ImGuiCond_Once);
ImGui::SetNextWindowPos(ImVec2(pos.x + 8, pos.y + size.y - 1));
ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(3, 3));
ImGui::Begin("##WndAutocomplete", nullptr, ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoMove);
ImGui::BeginChild("AC_Child", ImVec2(0, 0), false, ImGuiWindowFlags_HorizontalScrollbar);
ImGui::PushStyleColor(ImGuiCol_FrameBgActive, ImVec4(.3f, .3f, .3f, 1.0f));
if (ImGui::BeginTable("AC_History", 1)) {
for (const auto& cmd : this->Autocomplete) {
std::string usage = BuildUsage(this->Commands[cmd]);
std::string preview = cmd + " - " + this->Commands[cmd].description;
std::string autocomplete = (usage == NULLSTR ? cmd : usage);
ImGui::TableNextRow();
ImGui::TableSetColumnIndex(0);
if (ImGui::Selectable(preview.c_str())) {
memset(this->InputBuffer, 0, MAX_BUFFER_SIZE);
memcpy(this->InputBuffer, autocomplete.c_str(), sizeof(char) * autocomplete.size());
this->OpenAutocomplete = false;
input_focus = true;
}
}
ImGui::EndTable();
}
if (ImGui::IsKeyPressed(ImGuiKey_Escape)) {
this->OpenAutocomplete = false;
}
ImGui::PopStyleColor();
ImGui::EndChild();
ImGui::End();
ImGui::PopStyleVar();
}
if (ImGui::BeginPopupContextWindow("Context Menu")) {
if (ImGui::MenuItem("Copy Text")) {
ImGui::SetClipboardText(this->Log[this->selected_channel][this->selectedId].text.c_str());
this->selectedId = -1;
}
ImGui::EndPopup();
}
if (this->selectedId != -1 && ImGui::IsMouseClicked(1)) {
ImGui::OpenPopup("##WndAutocomplete");
}
// Renders top bar filters
if (ImGui::Button("Clear")) this->Log[this->selected_channel].clear();
ImGui::SameLine();
ImGui::SetNextItemWidth(150);
if (ImGui::BeginCombo("##channel", this->selected_channel.c_str())) {
for (const auto& channel : log_channels) {
const bool is_selected = (channel == std::string(this->selected_channel));
if (ImGui::Selectable(channel.c_str(), is_selected))
this->selected_channel = channel;
if (is_selected) ImGui::SetItemDefaultFocus();
}
ImGui::EndCombo();
}
ImGui::SameLine();
ImGui::SetNextItemWidth(150);
if (ImGui::BeginCombo("##level", this->level_filter.c_str())) {
for (const auto& filter : priority_filters) {
const bool is_selected = (filter == std::string(this->level_filter));
if (ImGui::Selectable(filter.c_str(), is_selected))
{
this->level_filter = filter;
if (is_selected) ImGui::SetItemDefaultFocus();
}
}
ImGui::EndCombo();
}
ImGui::SameLine();
ImGui::PushItemWidth(-1);
if (ImGui::InputTextWithHint("##input", "Filter", this->FilterBuffer, MAX_BUFFER_SIZE))this->filter = std::string(this->FilterBuffer);
ImGui::PopItemWidth();
// Renders console history
const float footer_height_to_reserve = ImGui::GetStyle().ItemSpacing.y + ImGui::GetFrameHeightWithSpacing();
ImGui::BeginChild("ScrollingRegion", ImVec2(0, -footer_height_to_reserve), false, ImGuiWindowFlags_HorizontalScrollbar);
ImGui::PushStyleColor(ImGuiCol_FrameBgActive, ImVec4(.3f, .3f, .3f, 1.0f));
if (ImGui::BeginTable("History", 1)) {
if (ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_DownArrow)))
if (this->selectedId < (int)this->Log.size() - 1)++this->selectedId;
if (ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_UpArrow)))
if (this->selectedId > 0)--this->selectedId;
const std::vector<ConsoleLine> channel = this->Log[this->selected_channel];
for (int i = 0; i < static_cast<int>(channel.size()); i++) {
ConsoleLine line = channel[i];
if (!this->filter.empty() && line.text.find(this->filter) == std::string::npos) continue;
if (this->level_filter != NULLSTR && line.priority != (std::find(priority_filters.begin(), priority_filters.end(), this->level_filter) - priority_filters.begin()) - 1) continue;
std::string id = line.text + "##" + std::to_string(i);
ImGui::TableNextRow();
ImGui::TableSetColumnIndex(0);
const bool is_selected = (this->selectedId == i) || std::find(this->selectedEntries.begin(), this->selectedEntries.end(), i) != this->selectedEntries.end();
ImGui::PushStyleColor(ImGuiCol_Text, this->priority_colors[line.priority]);
if (ImGui::Selectable(id.c_str(), is_selected)) {
if (ImGui::IsKeyDown(ImGui::GetKeyIndex(ImGuiKey_LeftCtrl)) && !is_selected)
this->selectedEntries.push_back(i);
else this->selectedEntries.clear();
this->selectedId = is_selected ? -1 : i;
}
ImGui::PopStyleColor();
if (is_selected) ImGui::SetItemDefaultFocus();
}
ImGui::EndTable();
}
ImGui::PopStyleColor();
if (ImGui::GetScrollY() >= ImGui::GetScrollMaxY())
ImGui::SetScrollHereY(1.0f);
ImGui::EndChild();
// Renders input textfield
constexpr ImGuiInputTextFlags flags = ImGuiInputTextFlags_EnterReturnsTrue | ImGuiInputTextFlags_CallbackEdit |
ImGuiInputTextFlags_CallbackCompletion | ImGuiInputTextFlags_CallbackHistory;
ImGui::PushItemWidth(-53);
if (ImGui::InputTextWithHint("##CMDInput", ">", this->InputBuffer, MAX_BUFFER_SIZE, flags, &Console::CallbackStub, this)) {
input_focus = true;
if (this->InputBuffer[0] != '\0' && this->InputBuffer[0] != ' ')
this->Dispatch(std::string(this->InputBuffer));
memset(this->InputBuffer, 0, MAX_BUFFER_SIZE);
}
if (this->CMDHint != NULLSTR) {
if (ImGui::IsItemFocused()) {
ImGui::SetNextWindowPos(ImVec2(pos.x, pos.y + size.y));
ImGui::SameLine();
ImGui::BeginTooltip();
ImGui::PushTextWrapPos(ImGui::GetFontSize() * 35.0f);
ImGui::TextUnformatted(this->CMDHint.c_str());
ImGui::PopTextWrapPos();
ImGui::EndTooltip();
}
}
ImGui::SameLine();
ImGui::SetCursorPosX(ImGui::GetCursorPosX() + ImGui::GetContentRegionAvail().x - 50);
if (ImGui::Button("Submit") && !input_focus && this->InputBuffer[0] != '\0' && this->InputBuffer[0] != ' ') {
this->Dispatch(std::string(this->InputBuffer));
memset(this->InputBuffer, 0, MAX_BUFFER_SIZE);
}
ImGui::SetItemDefaultFocus();
if (input_focus) ImGui::SetKeyboardFocusHere(-1);
ImGui::PopItemWidth();
ImGui::End();
}
void Console::Dispatch(const std::string& line) {
this->CMDHint = NULLSTR;
this->History.push_back(line);
this->Log[this->selected_channel].push_back({ "> " + line });
const std::vector<std::string> cmd_args = StringHelper::Split(line, " ");
if (this->Commands.contains(cmd_args[0])) {
const CommandEntry entry = this->Commands[cmd_args[0]];
if (!entry.handler(cmd_args) && !entry.arguments.empty())
this->Log[this->selected_channel].push_back({ "[SOH] Usage: " + cmd_args[0] + " " + BuildUsage(entry), ERROR_LVL });
return;
}
this->Log[this->selected_channel].push_back({ "[SOH] Command not found", ERROR_LVL });
}
int Console::CallbackStub(ImGuiInputTextCallbackData* data) {
const auto instance = static_cast<Console*>(data->UserData);
const bool empty_history = instance->History.empty();
const int history_index = instance->HistoryIndex;
std::string history;
switch (data->EventKey) {
case ImGuiKey_Tab:
instance->Autocomplete.clear();
for (auto& [cmd, entry] : instance->Commands)
if (cmd.find(std::string(data->Buf)) != std::string::npos) instance->Autocomplete.push_back(cmd);
instance->OpenAutocomplete = !instance->Autocomplete.empty();
instance->CMDHint = NULLSTR;
break;
case ImGuiKey_UpArrow:
if (empty_history) break;
if (history_index < static_cast<int>(instance->History.size()) - 1) instance->HistoryIndex += 1;
data->DeleteChars(0, data->BufTextLen);
data->InsertChars(0, instance->History[instance->HistoryIndex].c_str());
instance->CMDHint = NULLSTR;
break;
case ImGuiKey_DownArrow:
if (empty_history) break;
if (history_index > -1) instance->HistoryIndex -= 1;
data->DeleteChars(0, data->BufTextLen);
if (history_index >= 0)
data->InsertChars(0, instance->History[history_index].c_str());
instance->CMDHint = NULLSTR;
break;
case ImGuiKey_Escape:
instance->HistoryIndex = -1;
data->DeleteChars(0, data->BufTextLen);
instance->OpenAutocomplete = false;
instance->CMDHint = NULLSTR;
break;
default:
instance->OpenAutocomplete = false;
for (auto& [cmd, entry] : instance->Commands) {
const std::vector<std::string> cmd_args = StringHelper::Split(std::string(data->Buf), " ");
if (data->BufTextLen > 2 && !cmd_args.empty() && cmd.find(cmd_args[0]) != std::string::npos) {
instance->CMDHint = cmd + " " + BuildUsage(entry);
break;
}
instance->CMDHint = NULLSTR;
}
}
return 0;
}
void Console::Append(const std::string& channel, Priority priority, const char* fmt, ...) {
char buf[1024];
va_list args;
va_start(args, fmt);
vsnprintf(buf, IM_ARRAYSIZE(buf), fmt, args);
buf[IM_ARRAYSIZE(buf) - 1] = 0;
va_end(args);
this->Log[channel].push_back({ std::string(buf), priority });
}
}
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