moira-web

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import YAML from 'yaml';
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// @flow
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export function roundValue(value: number | string | void, placeholder: boolean | void): number | string {
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    if (typeof value !== "number") {
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        return placeholder === false ? "" : "—";
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    }
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    const parsedValue = parseFloat(value.toString());
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    const sizes = ["", " K", " M", " G", " T", " P", " E", " Z", " Y"];
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    if (parsedValue === 0) {
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        return "0";
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    }
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    let x = 0;
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    while (Math.pow(1000, x + 1) < Math.abs(parsedValue)) {
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        x++;
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    }
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    let prefix = (parsedValue / Math.pow(1000, x)).toFixed(2).toString();
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    if (x === 0) {
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        prefix = value.toFixed(2).toString();
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    }
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    let tailToCut = 0;
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    while (prefix[prefix.length - (tailToCut + 1)] === "0") {
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        tailToCut++;
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    }
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    if (prefix[prefix.length - (tailToCut + 1)] === ".") {
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        tailToCut++;
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    }
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    return prefix.substring(0, prefix.length - tailToCut) + (sizes[x] || "");
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}
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export function getJSONContent(data: { [key: string]: any }): string {
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    return "data:text/plain;charset=utf-8," + encodeURIComponent(JSON.stringify(data, null, 2));
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}
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export function getYAMLContent(data: { [key: string]: any }): string {
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    const excludedKeys = ['id', 'sched', 'patterns', 'has_escalations', 'throttling'];
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    const filteredData = Object.entries(data)
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        .filter(([key, value]) => !excludedKeys.includes(key) && value !== null && value !== '')   
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        .reduce((acc, [key, value]) => {acc[key] = value; return acc;}, {});
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    return "data:text/plain;charset=utf-8," + encodeURIComponent(YAML.stringify(filteredData, null, 2));
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}
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