#pragma once

#include "IVideoFeed.hpp"

#include <cstddef>
#include <cstdint>
#include <vector>

class SyntheticV210Feed : public IVideoFeed
{
public:
    SyntheticV210Feed(
        uint32_t feedIndex,
        uint32_t frameWidth,
        uint32_t frameHeight);

    const VideoFrame& getFrame(uint32_t frameCounter) override;
    FeedRuntimeStatus status() const override;
    std::string displayName() const override;
    std::string sourceInfo() const override;
    uint64_t frameVersion() const override;
    bool hasGrainIndex() const override;
    uint64_t grainIndex() const override;
    bool hasFrameRate() const override;
    double frameRate() const override;
    float srcAspectRatio() const override;
    bool hasV210() const override;
    const uint8_t* v210Data() const override;
    bool supportsDirectV210Read() const override;
    bool readV210FrameInto(
        uint32_t frameCounter,
        void* destination,
        size_t destinationSize) override;
    uint32_t v210Width() const override;
    uint32_t v210Height() const override;
    uint32_t v210Stride() const override;

private:
    uint64_t syntheticIndex(uint32_t frameCounter) const;
    void generatePayloads();
    void encodeLine(
        uint32_t y,
        uint32_t patternIndex,
        uint8_t* line) const;

    uint32_t mFeedIndex = 0;
    uint32_t mSourceWidth = 1920;
    uint32_t mSourceHeight = 1080;
    uint32_t mSourceStride = 0;
    double mFrameRate = 60.0;
    uint64_t mFrameVersion = 0;
    uint64_t mGrainIndex = 0;
    std::vector<std::vector<uint8_t>> mPayloads;
    VideoFrame mFrame;
};