"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.default = handleDSQLSchemaFields;
const dbHandler_1 = __importDefault(require("../../functions/backend/dbHandler"));
const default_fields_regexp_1 = __importDefault(require("../../functions/dsql/default-fields-regexp"));
const generateColumnDescription_1 = __importDefault(require("./generateColumnDescription"));
/**
 * Handle DATASQUIREL schema fields for current table
 * ===================================================
 * @description Iterate through each field object and
 * perform operations
 */
function handleDSQLSchemaFields(_a) {
    return __awaiter(this, arguments, void 0, function* ({ dbFullName, tableName, fields, allExistingColumns, }) {
        let sql = `ALTER TABLE \`${dbFullName}\`.\`${tableName}\``;
        for (let i = 0; i < fields.length; i++) {
            const column = fields[i];
            // const prevColumn = fields[i - 1];
            // const nextColumn = fields[i + 1];
            const { fieldName, dataType, foreignKey } = column;
            if (!fieldName)
                continue;
            if (default_fields_regexp_1.default.test(fieldName))
                continue;
            let updateText = "";
            const existingColumnIndex = allExistingColumns === null || allExistingColumns === void 0 ? void 0 : allExistingColumns.findIndex((_column, _index) => _column.Field === fieldName);
            const existingColumn = existingColumnIndex >= 0
                ? allExistingColumns[existingColumnIndex]
                : undefined;
            let { fieldEntryText } = (0, generateColumnDescription_1.default)({
                columnData: column,
            });
            /**
             * @description Modify Column(Field) if it already exists
             * in MYSQL database
             */
            if (existingColumn === null || existingColumn === void 0 ? void 0 : existingColumn.Field) {
                const { Field, Type } = existingColumn;
                updateText += ` MODIFY COLUMN ${fieldEntryText}`;
            }
            else {
                /**
                 * @description Append new column to the end of existing columns
                 */
                updateText += ` ADD COLUMN ${fieldEntryText}`;
            }
            /**
             * @description Pust SQL code snippet to updateTableQueryArray Array
             * Add a comma(,) to separate from the next snippet
             */
            if (updateText.match(/./)) {
                sql += " " + updateText + ",";
            }
        }
        const finalSQL = sql.replace(/\,$/, "");
        const updateTable = yield (0, dbHandler_1.default)({
            query: finalSQL,
        });
    });
}