51 lines
1.7 KiB
JavaScript
51 lines
1.7 KiB
JavaScript
import dataTypeConstructor from "../../utils/db/schema/data-type-constructor";
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import dataTypeParser from "../../utils/db/schema/data-type-parser";
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/**
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* # Generate Table Column Description
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*/
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export default function generateColumnDescription({ columnData, primaryKeySet, }) {
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const { fieldName, dataType, nullValue, primaryKey, autoIncrement, defaultValue, defaultValueLiteral, onUpdateLiteral, notNullValue, unique, } = columnData;
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let fieldEntryText = "";
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const finalDataTypeObject = dataTypeParser(dataType);
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const finalDataType = dataTypeConstructor(finalDataTypeObject.type, finalDataTypeObject.limit, finalDataTypeObject.decimal);
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fieldEntryText += `\`${fieldName}\` ${finalDataType}`;
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if (nullValue) {
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fieldEntryText += " DEFAULT NULL";
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}
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else if (defaultValueLiteral) {
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fieldEntryText += ` DEFAULT ${defaultValueLiteral}`;
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}
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else if (defaultValue) {
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if (String(defaultValue).match(/uuid\(\)/i)) {
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fieldEntryText += ` DEFAULT UUID()`;
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}
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else {
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fieldEntryText += ` DEFAULT '${String(defaultValue)
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.replace(/^\'|\'$/g, "")
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.replace(/\'/g, "\\'")}'`;
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}
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}
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else if (notNullValue) {
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fieldEntryText += ` NOT NULL`;
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}
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if (onUpdateLiteral) {
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fieldEntryText += ` ON UPDATE ${onUpdateLiteral}`;
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}
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if (primaryKey && !primaryKeySet) {
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fieldEntryText += " PRIMARY KEY";
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primaryKeySet = true;
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}
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if (autoIncrement) {
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fieldEntryText += " AUTO_INCREMENT";
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primaryKeySet = true;
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}
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if (unique) {
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fieldEntryText += " UNIQUE";
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primaryKeySet = true;
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}
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return {
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fieldEntryText,
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newPrimaryKeySet: primaryKeySet || false,
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};
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}
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