// src/coloring/shading.ts
import tinycolor from "tinycolor2";

// src/coloring/types.ts
var shadingColorValues = [0, 50, 100, 150, 200, 250, 300, 350, 400, 450, 500, 550, 600, 650, 700, 750, 800, 850, 900, 950, 1e3];

// src/coloring/shading.ts
var generateShadingColors = (partialShading) => {
  const shading = {
    0: "#FFFFFF",
    1e3: "#000000"
  };
  let index = 1;
  while (index < shadingColorValues.length - 1) {
    const previous = shadingColorValues[index - 1];
    const current = shadingColorValues[index];
    if (partialShading[current] !== void 0) {
      shading[current] = partialShading[current];
      index++;
      continue;
    }
    let j = index + 1;
    while (j < shadingColorValues.length) {
      if (partialShading[shadingColorValues[j]] !== void 0) {
        break;
      }
      j++;
    }
    if (j === shadingColorValues.length) {
      j = shadingColorValues.length - 1;
    }
    const nextFound = shadingColorValues[j];
    const interval = nextFound - previous;
    for (let k = index; k < j; k++) {
      const current2 = shadingColorValues[k];
      const previousValue = partialShading[previous] ?? shading[previous];
      const nextValue = partialShading[nextFound] ?? shading[nextFound];
      shading[current2] = tinycolor.mix(tinycolor(previousValue), tinycolor(nextValue), (current2 - previous) / interval * 100).toHexString();
    }
    index = j;
  }
  return shading;
};
export {
  generateShadingColors
};
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