#include "PluginBridgeProcessor.h"
#include "PluginBridgeEditor.h"

PluginBridgeProcessor::PluginBridgeProcessor()
    : AudioProcessor(BusesProperties()
                         .withInput("Input", juce::AudioChannelSet::stereo(), true)
                         .withOutput("Output", juce::AudioChannelSet::stereo(), true)),
      mcpServer(kDefaultMcpPort)
{
    // Start MCP server in background thread
    mcpServer.start();
}

PluginBridgeProcessor::~PluginBridgeProcessor()
{
    mcpServer.stop();
}

void PluginBridgeProcessor::prepareToPlay(double /*sampleRate*/, int /*samplesPerBlock*/)
{
    // Phase 2: prepare hosted plugin + analyser here
}

void PluginBridgeProcessor::releaseResources()
{
    // Phase 2: release hosted plugin + analyser here
}

void PluginBridgeProcessor::processBlock(juce::AudioBuffer<float>& buffer,
                                          juce::MidiBuffer& /*midiMessages*/)
{
    juce::ScopedNoDenormals noDenormals;

    // Clear any extra output channels
    auto totalNumInputChannels = getTotalNumInputChannels();
    auto totalNumOutputChannels = getTotalNumOutputChannels();
    for (auto i = totalNumInputChannels; i < totalNumOutputChannels; ++i)
        buffer.clear(i, 0, buffer.getNumSamples());

    // Sprint 1: Pure passthrough — audio goes in, audio goes out unchanged
    // Phase 2: analyser.processBlock(buffer)
    // Phase 2: hostedPlugin->processBlock(buffer, midi)
}

juce::AudioProcessorEditor* PluginBridgeProcessor::createEditor()
{
    return new PluginBridgeEditor(*this);
}

void PluginBridgeProcessor::getStateInformation(juce::MemoryBlock& /*destData*/)
{
    // Phase 2: save which plugin is loaded + its state
}

void PluginBridgeProcessor::setStateInformation(const void* /*data*/, int /*sizeInBytes*/)
{
    // Phase 2: restore hosted plugin from saved state
}

bool PluginBridgeProcessor::isMcpServerRunning() const
{
    return mcpServer.isRunning();
}

int PluginBridgeProcessor::getMcpServerPort() const
{
    return mcpServer.getPort();
}

// JUCE plugin entry point
juce::AudioProcessor* JUCE_CALLTYPE createPluginFilter()
{
    return new PluginBridgeProcessor();
}