import WaveformDisplay from "./WaveformDisplay.vue";

type WaveformDataType = {
  x: number[];
  y: number[][];
  xUnit: "s" | "ms" | "us";
  yUnit: "V" | "mV" | "uV";
};

// Test data generator
function generateTestData(): WaveformDataType {
  const sampleRate = 1000; // 1kHz
  const duration = 0.1; // 10ms
  const points = Math.floor(sampleRate * duration);

  const x = Array.from({ length: points }, (_, i) => (i / sampleRate) * 1000); // time in ms

  // Generate multiple channels with different waveforms
  const y = [
    // Channel 1: Sine wave 50Hz
    Array.from(
      { length: points },
      (_, i) => Math.sin((2 * Math.PI * 50 * i) / sampleRate) * 3.3,
    ),
    // Channel 2: Square wave 25Hz
    Array.from(
      { length: points },
      (_, i) => Math.sign(Math.sin((2 * Math.PI * 25 * i) / sampleRate)) * 5,
    ),
    // Channel 3: Sawtooth wave 33Hz
    Array.from(
      { length: points },
      (_, i) => (2 * (((33 * i) / sampleRate) % 1) - 1) * 2.5,
    ),
    // Channel 4: Noise + DC offset
    Array.from({ length: points }, () => Math.random() * 0.5 + 1.5),
  ];

  return { x, y, xUnit: "ms", yUnit: "V" };
}

export { WaveformDisplay, generateTestData , type WaveformDataType };