#include "RM.hpp"

void RM::step() {
	if (!(outputs[OUT_OUTPUT].active && (inputs[MODULATOR_INPUT].active || inputs[CARRIER_INPUT].active))) {
		return;
	}
	if (inputs[MODULATOR_INPUT].active != inputs[CARRIER_INPUT].active) {
		if (inputs[MODULATOR_INPUT].active) {
			outputs[OUT_OUTPUT].value = inputs[MODULATOR_INPUT].value;
		}
		else {
			outputs[OUT_OUTPUT].value = inputs[CARRIER_INPUT].value;
		}
		return;
	}

	float modulator = inputs[MODULATOR_INPUT].value;
	modulator *= params[MODULATOR_DEPTH_PARAM].value;
	if (inputs[MODULATOR_DEPTH_INPUT].active) {
		modulator *= clamp(inputs[MODULATOR_DEPTH_INPUT].value / 10.0f, 0.0f, 1.0f);
	}

	float carrier = inputs[CARRIER_INPUT].value;

	float mix = params[MIX_PARAM].value;
	if (inputs[MIX_INPUT].active) {
		mix *= clamp(inputs[MIX_INPUT].value / 5.0f, -1.0f, 1.0f);
	}
	_mix.setParams(mix, 0.889f, false);

	outputs[OUT_OUTPUT].value = _mix.next(carrier, modulator * carrier * 0.2f);
}

struct RMWidget : ModuleWidget {
	static constexpr int hp = 3;

	RMWidget(RM* module) : ModuleWidget(module) {
		box.size = Vec(RACK_GRID_WIDTH * hp, RACK_GRID_HEIGHT);

		{
			SVGPanel *panel = new SVGPanel();
			panel->box.size = box.size;
			panel->setBackground(SVG::load(assetPlugin(plugin, "res/RM.svg")));
			addChild(panel);
		}

		addChild(Widget::create<ScrewSilver>(Vec(0, 0)));
		addChild(Widget::create<ScrewSilver>(Vec(box.size.x - 15, 365)));

		// generated by svg_widgets.rb
		auto modulatorDepthParamPosition = Vec(8.0, 36.0);
		auto mixParamPosition = Vec(8.0, 142.0);

		auto modulatorDepthInputPosition = Vec(10.5, 77.0);
		auto mixInputPosition = Vec(10.5, 183.0);
		auto modulatorInputPosition = Vec(10.5, 233.0);
		auto carrierInputPosition = Vec(10.5, 268.0);

		auto outOutputPosition = Vec(10.5, 306.0);
		// end generated by svg_widgets.rb

		addParam(ParamWidget::create<Knob29>(modulatorDepthParamPosition, module, RM::MODULATOR_DEPTH_PARAM, 0.0, 1.0, 1.0));
		addParam(ParamWidget::create<Knob29>(mixParamPosition, module, RM::MIX_PARAM, -1.0, 1.0, 1.0));

		addInput(Port::create<Port24>(modulatorInputPosition, Port::INPUT, module, RM::MODULATOR_INPUT));
		addInput(Port::create<Port24>(carrierInputPosition, Port::INPUT, module, RM::CARRIER_INPUT));
		addInput(Port::create<Port24>(modulatorDepthInputPosition, Port::INPUT, module, RM::MODULATOR_DEPTH_INPUT));
		addInput(Port::create<Port24>(mixInputPosition, Port::INPUT, module, RM::MIX_INPUT));

		addOutput(Port::create<Port24>(outOutputPosition, Port::OUTPUT, module, RM::OUT_OUTPUT));
	}
};

RACK_PLUGIN_MODEL_INIT(Bogaudio, RM) {
   Model *modelRM = createModel<RM, RMWidget>("Bogaudio-RM", "RM",  "ring modulator", RING_MODULATOR_TAG);
   return modelRM;
}