@mrgalaxy/tjme/lib/colors.js

My personal website.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getRandomColor = exports.getColors = exports.refresh = exports.colors = exports.isColorAPIData = void 0;
const tslib_1 = require("tslib");
const node_fetch_1 = tslib_1.__importDefault(require("node-fetch"));
const randomcolor_1 = tslib_1.__importDefault(require("randomcolor"));
function isColorAPIData(obj) {
    return (obj != null &&
        obj.name != null &&
        typeof obj.name.value === "string" &&
        typeof obj.name.closest_named_hex === "string" &&
        typeof obj.name.exact_match_name === "boolean" &&
        typeof obj.name.distance === "number" &&
        obj.hex != null &&
        typeof obj.hex.value === "string" &&
        typeof obj.hex.clean === "string");
}
exports.isColorAPIData = isColorAPIData;
exports.colors = [];
async function refresh() {
    const result = await getColors(20);
    if (!Array.isArray(result))
        return [];
    exports.colors.splice(0, exports.colors.length);
    exports.colors.push(...result);
    return exports.colors;
}
exports.refresh = refresh;
async function getColors(count) {
    const randhex = Array.from(new Array(count), () => (0, randomcolor_1.default)({ luminosity: "dark", format: "hex" }).substring(1));
    const result = [];
    for (const hex of randhex) {
        const resp = await (0, node_fetch_1.default)(`https://www.thecolorapi.com/id?hex=${hex}`);
        if (!resp.ok) {
            throw new Error("Failed to fetch.");
        }
        const data = await resp.json();
        if (!isColorAPIData(data)) {
            throw new Error("Invalid response.");
        }
        result.push(data);
        // sleep a bit since this is a free API
        await new Promise((ok) => setTimeout(ok, 500));
    }
    return result;
}
exports.getColors = getColors;
function getRandomColor() {
    return exports.colors[Math.floor(Math.random() * exports.colors.length)];
}
exports.getRandomColor = getRandomColor;
async function update() {
    try {
        await refresh();
        console.log("[%s] Colors Updated.", new Date().toISOString());
    }
    catch (e) {
        console.error("Problem fetching colors.");
        console.error(e.stack || e);
    }
}
// grab immediately and every 24 hours
update();
setInterval(update, 1000 * 60 * 60 * 24);
//# sourceMappingURL=colors.js.map