#pragma once
#include <atomic>
#include <cstdint>

// Annotation IDs are the public gate_driver_timing decoder contract.
// Independent of row visibility and text search; one summary per decode run.
class GateSummary {
public:
    void reset() {
        controls = 0; acknowledgments = 0; warnings = 0; faults = 0;
    }
    void observe(int annotation) {
        switch (annotation) {
        case 0: ++controls; break;
        case 2: ++acknowledgments; break;
        case 3: ++warnings; break;
        case 4: case 5: ++faults; break;
        }
    }
    // 0 = OK, 1 = WARNING / incomplete, 2 = FAULT.
    int severity(bool complete) const {
        if (faults.load()) return 2;
        if (!complete || warnings.load() || !acknowledgments.load() ||
            controls.load() != acknowledgments.load()) return 1;
        return 0;
    }
private:
    std::atomic<uint64_t> controls{0}, acknowledgments{0}, warnings{0}, faults{0};
};