sedk-mysql/dist/src/database/Column.js

Simple SQL builder and validator for MySQL

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Column = void 0;
const util_1 = require("../util");
const orderBy_1 = require("../orderBy");
const SelectItemInfo_1 = require("../SelectItemInfo");
const UpdateSetItemInfo_1 = require("../UpdateSetItemInfo");
const singletoneConstants_1 = require("../singletoneConstants");
const errors_1 = require("../errors");
class Column {
    constructor(data) {
        this.data = data;
    }
    set table(table) {
        if (this.mTable === undefined)
            this.mTable = table;
        else
            throw new Error('Table can only be assigned one time');
    }
    get table() {
        if (this.mTable === undefined)
            throw new Error('Table was not assigned');
        return this.mTable;
    }
    get name() {
        return this.data.name;
    }
    get fqName() {
        return `${this.table.fqName}.\`${(0, util_1.escapeBackTick)(this.data.name)}\``;
    }
    getDoubleQuotedName() {
        return `\`${(0, util_1.escapeBackTick)(this.data.name)}\``;
    }
    as(alias) {
        return new SelectItemInfo_1.SelectItemInfo(this, alias);
    }
    get ASC() {
        return new orderBy_1.OrderByItemInfo(this, orderBy_1.ASC, orderBy_1.NULLS_POSITION_NOT_EXIST);
    }
    get DESC() {
        return new orderBy_1.OrderByItemInfo(this, orderBy_1.DESC, orderBy_1.NULLS_POSITION_NOT_EXIST);
    }
    get NULLS_FIRST() {
        return new orderBy_1.OrderByItemInfo(this, orderBy_1.DIRECTION_NOT_EXIST, orderBy_1.NULLS_FIRST);
    }
    get NULLS_LAST() {
        return new orderBy_1.OrderByItemInfo(this, orderBy_1.DIRECTION_NOT_EXIST, orderBy_1.NULLS_LAST);
    }
    get ASC_NULLS_FIRST() {
        return new orderBy_1.OrderByItemInfo(this, orderBy_1.ASC, orderBy_1.NULLS_FIRST);
    }
    get DESC_NULLS_FIRST() {
        return new orderBy_1.OrderByItemInfo(this, orderBy_1.DESC, orderBy_1.NULLS_FIRST);
    }
    get ASC_NULLS_LAST() {
        return new orderBy_1.OrderByItemInfo(this, orderBy_1.ASC, orderBy_1.NULLS_LAST);
    }
    get DESC_NULLS_LAST() {
        return new orderBy_1.OrderByItemInfo(this, orderBy_1.DESC, orderBy_1.NULLS_LAST);
    }
    get eqDEFAULT() {
        return new UpdateSetItemInfo_1.UpdateSetItemInfo(this, singletoneConstants_1.DEFAULT);
    }
    getStmt(data, artifacts) {
        if (this.mTable === undefined)
            throw new Error('Table of this column is undefined');
        const schemaName = Array
            .from(artifacts.tables)
            .some(it => it !== this.table && it.name === this.table.name)
            ? `\`${(0, util_1.escapeBackTick)(this.table.schema.name)}\`.`
            : '';
        const tableName = (data.option.addTableName === 'always'
            || (data.option.addTableName === 'when two tables or more'
                && Array.from(artifacts.tables)
                    .some(it => it !== this.table))) ? `\`${(0, util_1.escapeBackTick)(this.table.name)}\`.` : '';
        return `${schemaName}${tableName}\`${(0, util_1.escapeBackTick)(this.data.name)}\``;
    }
    static throwIfArrayIsEmpty(arr, operator) {
        if (arr.length === 0)
            throw new errors_1.EmptyArrayError(operator);
    }
}
exports.Column = Column;
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