react-native-expo-raw-sql-migrations/lib/index.js

Migration tool to use raw sql for SQLite / react-nativ expo.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var react_1 = tslib_1.__importStar(require("react"));
/**
 * Constants
 */
var DEFAULT_TABLE_NAME = "migrations";
var DEFAULT_COLUMN_NAME = "versions";
/**
 * Logics
 */
var MigrationContext = react_1.createContext({
    isFinished: false,
    execute: undefined,
});
exports.useMigrate = function () { return react_1.useContext(MigrationContext); };
exports.TestComponent = function () {
    console.log('[raw-sql]render test component');
    return react_1.default.createElement(react_1.default.Fragment, null);
};
exports.MigrationProvider = function (_a) {
    var children = _a.children, db = _a.db, migrations = _a.migrations, options = _a.options;
    console.log('[MigraionProvider]render');
    var _startsBootstrap = (options === null || options === void 0 ? void 0 : options.startsBootstrap) || true;
    return (react_1.default.createElement(exports.MigrationBaseProvider, { db: db, migrations: migrations, startsBootstrap: _startsBootstrap }, children));
};
exports.MigrationBaseProvider = function (_a) {
    var children = _a.children, db = _a.db, migrations = _a.migrations, startsBootstrap = _a.startsBootstrap;
    var _b = react_1.useState(false), isFinished = _b[0], setIsFinished = _b[1];
    var execute = function (db, migrationList, options) {
        var tableName = (options === null || options === void 0 ? void 0 : options.tableName) || DEFAULT_TABLE_NAME;
        var columnName = (options === null || options === void 0 ? void 0 : options.columnName) || DEFAULT_COLUMN_NAME;
        db.exec([
            {
                sql: "CREATE TABLE IF NOT EXISTS " + tableName + " (" + columnName + " TEXT);",
                args: [],
            },
        ], false, function (err, results) {
            if (err) {
                console.error(err);
                throw err;
            }
            if (!results) {
                var msg = "canot get results";
                console.error(msg);
                throw err;
            }
            var result = results[0];
            if (isResultSetError(result)) {
                console.error(result.error);
                throw result.error;
            }
            db.exec([{ sql: "SELECT * FROM " + tableName + ";", args: [] }], false, function (err, results) {
                if (err) {
                    console.error(err);
                    throw err;
                }
                if (!results) {
                    var msg = "canot get results";
                    console.error(msg);
                    throw err;
                }
                var result = results[0];
                if (isResultSetError(result)) {
                    console.error(result.error);
                    throw result.error;
                }
                var rows = result.rows;
                var alreadyMigrated = rows.map(function (m) { return m[columnName]; }) || [];
                var _migrationList = migrationList.filter(function (m) { return !alreadyMigrated.includes(m.name); });
                migrate({ db: db, tableName: tableName, columnName: columnName }, _migrationList);
            });
        });
    };
    var migrate = function (_a, list) {
        var db = _a.db, tableName = _a.tableName, columnName = _a.columnName;
        var migrationParams = list[0], rest = list.slice(1);
        if (migrationParams == null) {
            setIsFinished(true);
            return;
        }
        // migration
        db.exec([{ sql: "" + migrationParams.query, args: [] }], false, function () {
            // insert migration history
            db.exec([
                {
                    sql: "INSERT INTO " + tableName + " (" + columnName + ") VALUES ('" + migrationParams.name + "');",
                    args: [],
                },
            ], false, function (err, results) {
                if (err) {
                    console.error(err);
                    throw err;
                }
                if (!results) {
                    var msg = "canot get results";
                    console.error(msg);
                    throw err;
                }
                var result = results[0];
                if (isResultSetError(result)) {
                    console.error(result.error);
                    throw result.error;
                }
                migrate({ db: db, tableName: tableName, columnName: columnName }, rest);
            });
        });
    };
    var value = { isFinished: isFinished, execute: execute };
    react_1.useEffect(function () {
        if (!startsBootstrap)
            return;
        if (isFinished)
            return;
        execute(db, migrations);
    }, [execute, isFinished]);
    return (react_1.default.createElement(MigrationContext.Provider, { value: value }, children));
};
var isResultSetError = function (r) { return !!r.error; };
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