68 lines
1.8 KiB
JavaScript
68 lines
1.8 KiB
JavaScript
// @ts-check
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/**
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* @typedef {object} SQLInsertGenReturn
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* @property {string} query
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* @property {string[]} values
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*/
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/**
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* @param {object} param0
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* @param {any[]} param0.data
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* @param {string} param0.tableName
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*
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* @return {SQLInsertGenReturn | undefined}
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*/
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function sqlInsertGenerator({ tableName, data }) {
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try {
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if (Array.isArray(data) && data?.[0]) {
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/** @type {string[]} */
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let insertKeys = [];
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data.forEach((dt) => {
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const kys = Object.keys(dt);
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kys.forEach((ky) => {
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if (!insertKeys.includes(ky)) {
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insertKeys.push(ky);
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}
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});
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});
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/** @type {string[]} */
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let queryBatches = [];
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/** @type {string[]} */
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let queryValues = [];
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data.forEach((item) => {
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queryBatches.push(
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`(${insertKeys
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.map((ky) => {
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queryValues.push(
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item[ky]?.toString()?.match(/./)
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? item[ky]
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: null
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);
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return "?";
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})
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.join(",")})`
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);
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});
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let query = `INSERT INTO ${tableName} (${insertKeys.join(
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","
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)}) VALUES ${queryBatches.join(",")}`;
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return {
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query: query,
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values: queryValues,
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};
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} else {
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return undefined;
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}
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} catch (/** @type {any} */ error) {
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console.log(`SQL insert gen ERROR: ${error.message}`);
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return undefined;
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}
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}
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module.exports = sqlInsertGenerator;
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