use glicol_synth::{operator::Add, operator::Mul, oscillator::SinOsc, AudioContextBuilder};
use gnuplot::*;

fn main() {
    let mut context = AudioContextBuilder::<128>::new()
        .sr(44100)
        .channels(1)
        .build();
    let node_a = context.add_mono_node(SinOsc::new().freq(10.));
    let node_b = context.add_mono_node(Mul::new(0.5));
    // context.connect(node_a, context.destination);

    // let node_c = context.add_mono_node( SquOsc::new().freq(10.) );
    let node_d = context.add_mono_node(Mul::new(8.0));
    let node_e = context.add_mono_node(Add::new(1.0));
    let node_f = context.add_mono_node(SinOsc::new().freq(100.));
    context.chain(vec![node_a, node_b, context.destination]);
    context.chain(vec![node_f, node_d, node_e, node_b]);
    // context.connect_with_order(node_e, node_b, 1);

    // plot part
    let mut x = Vec::<i32>::new();
    let mut y = Vec::<f32>::new();
    let mut n = 0;

    for _ in 0..(44100 / 128) {
        let buf = context.next_block();
        for i in 0..128 {
            x.push(n);
            n += 1;
            y.push(buf[0][i]); // use the buf here
        }
    }

    let mut fg = Figure::new();
    fg.axes2d()
        .set_title("Glicol output", &[])
        .set_legend(Graph(0.5), Graph(0.9), &[], &[])
        .lines(&x, &y, &[Caption("left")]);
    fg.show().unwrap();
}