@jakub.knejzlik/ts-query/dist/Function.js

TypeScript implementation of SQL builder

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Fn = exports.Function = void 0;
const dayjs_1 = __importDefault(require("dayjs"));
const Condition_1 = require("./Condition");
const Expression_1 = require("./Expression");
const Query_1 = require("./Query");
const formatDayjs = (d) => (0, dayjs_1.default)(d).format("YYYY-MM-DD HH:mm:ss");
const ifFn = (condition, trueValue, falseValue) => {
    return new Expression_1.FunctionExpression("IF", condition, trueValue, falseValue);
};
const dateAddFn = (date, value, interval) => {
    return new Expression_1.FunctionExpression("DATEADD", date, Query_1.Q.value(value), Query_1.Q.value(interval));
};
exports.Function = {
    count: (column) => {
        return new Expression_1.FunctionExpression("COUNT", column);
    },
    add: (...columns) => {
        return new Expression_1.OperationExpression("+", ...columns);
    },
    subtract: (...columns) => {
        return new Expression_1.OperationExpression("-", ...columns);
    },
    divide: (...columns) => {
        return new Expression_1.OperationExpression("/", ...columns);
    },
    multiply: (...columns) => {
        return new Expression_1.OperationExpression("*", ...columns);
    },
    sum: (column) => {
        return new Expression_1.FunctionExpression("SUM", column);
    },
    year: (column) => {
        return new Expression_1.FunctionExpression("YEAR", column);
    },
    month: (column) => {
        return new Expression_1.FunctionExpression("MONTH", column);
    },
    min: (column) => {
        return new Expression_1.FunctionExpression("MIN", column);
    },
    max: (column) => {
        return new Expression_1.FunctionExpression("MAX", column);
    },
    avg: (column) => {
        return new Expression_1.FunctionExpression("AVG", column);
    },
    abs: (column) => {
        return new Expression_1.FunctionExpression("ABS", column);
    },
    dateDiff: (interval, date1, date2) => {
        if (interval === "month") {
            return Query_1.Q.expr(`TIMESTAMPDIFF(MONTH, ${Expression_1.Expression.escapeExpressionValue(date1)}, ${Expression_1.Expression.escapeExpressionValue(date2)})`);
        }
        else if (interval === "day") {
            return new Expression_1.FunctionExpression("DATEDIFF", date1, date2);
        }
        else {
            return new Expression_1.OperationExpression("-", exports.Function.year(date1), exports.Function.year(date2));
        }
    },
    formatDate: (date) => {
        return Query_1.Q.expr(`'${formatDayjs(date)}'`);
    },
    substring: (string, start, length) => {
        return new Expression_1.FunctionExpression("SUBSTRING", string, Query_1.Q.value(start), Query_1.Q.value(length));
    },
    string: (value) => {
        return Query_1.Q.expr(Expression_1.Expression.escapeString(`${value}`));
    },
    null: () => {
        return Query_1.Q.expr(`NULL`);
    },
    ifnull: (name, value) => {
        return new Expression_1.FunctionExpression("IFNULL", name, value);
    },
    concat: (...values) => {
        return new Expression_1.FunctionExpression("CONCAT", ...values);
    },
    if: ifFn,
    dateAdd: dateAddFn,
    dateRangeSumField: ({ dateColumn, valueColumn, start, end, }) => {
        return new Expression_1.FunctionExpression("SUM", new Expression_1.FunctionExpression("IF", Condition_1.Cond.between(dateColumn, [(0, dayjs_1.default)(start), (0, dayjs_1.default)(end)]), valueColumn, Query_1.Q.value(0)));
    },
    priceCurrentAndPreviousDiffField: ({ thisYearColumn, lastYearColumn, }) => ifFn(Condition_1.Cond.and([Condition_1.Cond.equal(thisYearColumn, 0), Condition_1.Cond.equal(lastYearColumn, 0)]), Query_1.Q.expr(`+0`), ifFn(Condition_1.Cond.equal(lastYearColumn, 0), Query_1.Q.expr("NULL"), ifFn(Condition_1.Cond.equal(thisYearColumn, 0), Query_1.Q.expr(`-1`), new Expression_1.OperationExpression("/", new Expression_1.OperationExpression("-", thisYearColumn, lastYearColumn), lastYearColumn)))),
};
exports.Fn = exports.Function;