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whetstone_DSL/editor/src/FeatureHints.h

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2026-02-09 22:53:00 -07:00
#pragma once
#include "imgui.h"
#include <nlohmann/json.hpp>
#include <filesystem>
#include <fstream>
#include <map>
#include <string>
struct FeatureHintsState {
bool disabled = false;
bool shownThisSession = false;
std::string activeKey;
std::string activeMessage;
std::map<std::string, int> shownCounts;
};
static std::filesystem::path hintsFilePath(const std::string& workspaceRoot) {
const char* home = std::getenv("USERPROFILE");
if (!home) home = std::getenv("HOME");
std::filesystem::path base = home ? std::filesystem::path(home) : std::filesystem::current_path();
(void)workspaceRoot;
return base / ".whetstone" / "hints.json";
}
static void loadFeatureHints(FeatureHintsState& state, const std::string& workspaceRoot) {
std::filesystem::path path = hintsFilePath(workspaceRoot);
if (!std::filesystem::exists(path)) return;
std::ifstream in(path.string());
if (!in.is_open()) return;
nlohmann::json j;
in >> j;
state.disabled = j.value("disabled", false);
if (j.contains("shown") && j["shown"].is_object()) {
for (auto it = j["shown"].begin(); it != j["shown"].end(); ++it) {
state.shownCounts[it.key()] = it.value().get<int>();
}
}
}
static void saveFeatureHints(const FeatureHintsState& state, const std::string& workspaceRoot) {
std::filesystem::path path = hintsFilePath(workspaceRoot);
std::filesystem::create_directories(path.parent_path());
nlohmann::json j;
j["disabled"] = state.disabled;
j["shown"] = nlohmann::json::object();
for (const auto& [key, count] : state.shownCounts) {
j["shown"][key] = count;
}
std::ofstream out(path.string(), std::ios::binary);
if (!out.is_open()) return;
out << j.dump(2);
}
static void queueFeatureHint(FeatureHintsState& state,
const std::string& key,
const std::string& message) {
if (state.disabled || state.shownThisSession) return;
if (state.shownCounts[key] > 0) return;
state.activeKey = key;
state.activeMessage = message;
}
static void renderFeatureHintBar(FeatureHintsState& state, const std::string& workspaceRoot) {
if (state.activeMessage.empty()) return;
ImGui::SetNextWindowBgAlpha(0.95f);
ImGui::Begin("##FeatureHintBar", nullptr,
ImGuiWindowFlags_NoDecoration |
ImGuiWindowFlags_NoDocking |
ImGuiWindowFlags_AlwaysAutoResize |
ImGuiWindowFlags_NoSavedSettings);
ImGui::TextUnformatted(state.activeMessage.c_str());
ImGui::SameLine();
if (ImGui::Button("Got it")) {
state.shownCounts[state.activeKey] = 1;
state.shownThisSession = true;
state.activeKey.clear();
state.activeMessage.clear();
saveFeatureHints(state, workspaceRoot);
}
ImGui::SameLine();
if (ImGui::Button("Don't show tips")) {
state.disabled = true;
state.shownThisSession = true;
state.activeKey.clear();
state.activeMessage.clear();
saveFeatureHints(state, workspaceRoot);
}
ImGui::End();
}