Compare commits
No commits in common. "main" and "v0.8.1" have entirely different histories.
8 changed files with 42 additions and 128 deletions
4
package-lock.json
generated
4
package-lock.json
generated
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@ -1,12 +1,12 @@
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{
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"name": "dblang",
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"version": "0.9.6",
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"version": "0.7.0",
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"lockfileVersion": 3,
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"requires": true,
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"packages": {
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"": {
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"name": "dblang",
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"version": "0.9.6",
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"version": "0.7.0",
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"license": "UNLICENSED",
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"dependencies": {
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"mariadb": "^3.0.2",
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@ -1,6 +1,6 @@
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{
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"name": "dblang",
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"version": "0.9.6",
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"version": "0.8.1",
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"description": "",
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"main": "dist/db.js",
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"types": "dist/db.d.ts",
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17
src/db.ts
17
src/db.ts
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@ -2,7 +2,7 @@ import mariadb from 'mariadb';
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import { checkConstraint, Constraint, Datatype, foreignConstraint, uniqueConstraint } from './dbStructure.js';
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import { Handler } from './defaultHandler.js';
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import { Query } from './query.js';
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import { attributeSettings, extendedAttributeSettings, onAction, dbType, order } from './types.js';
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import { attributeSettings, extendedAttributeSettings, onAction, dbType } from './types.js';
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import { TableAlias } from "./alias.js"
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import { insertResponse, readResponse, writeResponse, singleResponse } from "./responses.js"
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//import { postgresHandler } from "./postgresHandler"
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@ -104,13 +104,13 @@ export class Attribute {
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[this]
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))
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}
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if (ops.foreignKey != null) {
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if (ops.foreginKey != null) {
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table.addConstraint(new foreignConstraint(
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table.dbLangDatabaseInstance.name + "_" + table.dbLangTableName + "_" + name + "_foreign_constraint_to_" + ops.foreignKey.link.name,
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table.dbLangDatabaseInstance.name + "_" + table.dbLangTableName + "_" + name + "_foreign_constraint_to_" + ops.foreginKey.link.name,
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[this],
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[ops.foreignKey.link],
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ops.foreignKey.onDelete,
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ops.foreignKey.onUpdate
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[ops.foreginKey.link],
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ops.foreginKey.onDelete,
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ops.foreginKey.onUpdate
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));
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}
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}
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@ -170,8 +170,7 @@ export class Table {
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}));
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}
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addConstraint(c: Constraint) {
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let check = c.check(this);
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if(typeof check == "string") throw new Error(check);
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c.check(this);
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this.dbLangConstrains.push(c);
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}
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createAlias(name: string) {
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@ -180,6 +179,6 @@ export class Table {
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}
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export * from './funcs.js';
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export { onAction, order };
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export { onAction };
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export { dbType as databaseType }
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export { readResponse, writeResponse, insertResponse, singleResponse }
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@ -1,7 +1,6 @@
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import { Attribute, Table } from "./db.js";
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import { Handler } from "./defaultHandler.js";
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import { QueryBuilder } from "./query.js";
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import { sha256 } from "./tools.js";
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import { allModifierInput, joinElements, joinType, onAction, primaryData, serializeReturn } from "./types.js";
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export class Datatype {
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@ -111,7 +110,6 @@ export class checkConstraint implements Constraint {
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checkQuery: BooleanModifier;
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name: string;
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constructor(name: string, check: BooleanModifier) {
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if (name.length > 64) name = sha256(name);
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this.name = name.toLowerCase();
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this.checkQuery = check;
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}
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@ -127,17 +125,14 @@ export class uniqueConstraint implements Constraint {
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name: string;
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attrs: Attribute[];
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constructor(name: string, attrs: Attribute[]) {
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if (name.length > 64) name = sha256(name);
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this.name = name.toLowerCase();
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this.attrs = attrs;
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}
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check(table: Table): boolean | string {
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let prim = true;
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for (let i = 0; i < this.attrs.length; i++) {
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if (!this.attrs[i].ops.primaryKey) prim = false;
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if (this.attrs[i].ops.primaryKey) return "Can not combine unique Constraint and primary key";
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if (this.attrs[i].table != table) return "Referencing Attributes must be in host Table.";
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}
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if (prim) return "Can not combine unique Constraint and primary key";
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return false;
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}
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uses(attr: Attribute): boolean {
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@ -152,7 +147,6 @@ export class foreignConstraint implements Constraint {
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onUpdate: onAction;
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onDelete: onAction;
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constructor(name: string, from: Attribute[], to: Attribute[], onDelete: onAction = onAction.nothing, onUpdate: onAction = onAction.nothing) {
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if (name.length > 64) name = sha256(name);
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this.name = name.toLowerCase();
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this.fromAttrs = from;
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this.toAttrs = to;
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@ -166,7 +160,7 @@ export class foreignConstraint implements Constraint {
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let table = this.toAttrs[0].table;
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for (let i = 0; i < this.toAttrs.length; i++) {
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if (table != this.toAttrs[i].table) return "Referenced Attributes must be in one Table.";
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if (!this.toAttrs[i].ops.primaryKey) return "Can not reference non primary keys.";
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if (this.toAttrs[i].ops.primaryKey) return "Can not reference non primary keys.";
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}
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for (let i = 0; i < this.fromAttrs.length; i++) {
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if (this.fromAttrs[i].table != t) return "Referencing Attributes must be in host Table.";
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@ -2,7 +2,7 @@ import { Alias, AttributeAlias, TableAlias } from "./alias.js";
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import { Attribute, DB, insertResponse, readResponse, Table, writeResponse } from "./db.js"
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import { Aggregation, checkConstraint, joinCross, Datatype, foreignConstraint, Modifier, joinNatural, onJoin, uniqueConstraint, usingJoin } from "./dbStructure.js"
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import { insertQuery, Query, QueryBuilder, removeQuery, selectQuery, updateQuery } from "./query.js"
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import { allModifierInput, joinType, onAction, order, primaryData } from "./types.js"
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import { allModifierInput, joinType, onAction, primaryData } from "./types.js"
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import { sha256 } from "./tools.js"
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export class Handler {
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@ -121,21 +121,6 @@ export class Handler {
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return found == fromAttrs.length && found == toAttrs.length;
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}
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function freeForUpdate(attr: string, table: string, start = false, pool = del) {
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for (let i = 0; i < key.length; i++) {
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const k = key[i];
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if (
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((k.REFERENCED_TABLE_NAME ?? k.referenced_table_name) == table
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&& (k.REFERENCED_COLUMN_NAME ?? k.referenced_column_name).toLowerCase() == attr.toLowerCase())
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|| (start && (k.TABLE_NAME ?? k.table_name) == table
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&& (k.COLUMN_NAME ?? k.column_name).toLowerCase() == attr.toLowerCase() && (k.REFERENCED_COLUMN_NAME ?? k.referenced_column_name) != null)
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) {
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pool.appendEnding(handler.querys.removeForeignKey(handler, (k.TABLE_NAME ?? k.table_name), (k.CONSTRAINT_NAME ?? k.constraint_name)));
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key.splice(i--, 1);
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}
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}
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}
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//delete check and unused/false(unique, foreign) constraints
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for (let i = 0; i < constraints.length; i++) {
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const c = constraints[i];
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@ -145,19 +130,7 @@ export class Handler {
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if (
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(typeof tableData[c.TABLE_NAME ?? c.table_name] == "undefined" && deleteInDB)
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|| !checkUniqueIsVaild((c.CONSTRAINT_NAME ?? c.constraint_name), (c.TABLE_NAME ?? c.table_name))
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) {
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const uTName = (c.TABLE_NAME ?? c.table_name);
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const uCName = (c.CONSTRAINT_NAME ?? c.constraint_name);
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for (let j = 0; j < key.length; j++) {
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if (
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(key[j].CONSTRAINT_NAME ?? key[j].constraint_name) == uCName
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&& (key[j].TABLE_NAME ?? key[j].table_name) == uTName
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) {
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freeForUpdate((key[j].COLUMN_NAME ?? key[j].column_name), uTName, true);
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}
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}
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del.appendEnding(handler.querys.removeUnique(handler, uTName, uCName));
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}
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) del.appendEnding(handler.querys.removeUnique(handler, (c.TABLE_NAME ?? c.table_name), (c.CONSTRAINT_NAME ?? c.constraint_name)));
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} else if ((c.CONSTRAINT_TYPE ?? c.constraint_type) == "FOREIGN KEY") {
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if (
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(typeof tableData[c.TABLE_NAME ?? c.table_name] == "undefined" && deleteInDB)
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@ -170,6 +143,19 @@ export class Handler {
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if (typeof tableData[allTables[i]] == "undefined") del.appendEnding(handler.querys.deleteTable(handler, allTables[i]));
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}
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function freeForUpdate(attr: string, table: string) {
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for (let i = 0; i < key.length; i++) {
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const k = key[i];
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if (
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(k.REFERENCED_TABLE_NAME ?? k.referenced_table_name) == table
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&& (k.REFERENCED_COLUMN_NAME ?? k.referenced_column_name).toLowerCase() == attr.toLowerCase()
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) {
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del.appendEnding(handler.querys.removeForeignKey(handler, (k.TABLE_NAME ?? k.table_name), (k.CONSTRAINT_NAME ?? k.constraint_name)));
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key.splice(i--, 1);
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}
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}
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}
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//create tables
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for (let i = 0; i < db.tables.length; i++) {
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const table = db.tables[i];
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@ -195,13 +181,7 @@ export class Handler {
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const a = table.dbLangTableAttributes[keys[j]];
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const attrData = tableD[keys[j]];
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if (attrData == null) {
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if (a.ops.autoIncrement) {
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a.ops.autoIncrement = false;
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create.appendEnding(handler.querys.addColumn(handler, a));
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a.ops.autoIncrement = true;
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connst.appendEnding(handler.querys.addColumn(handler, a));
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}
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else create.appendEnding(handler.querys.addColumn(handler, a));
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create.appendEnding(handler.querys.addColumn(handler, a));
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if (a.ops.primaryKey) changePrimary = true;
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} else if (
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!handler.builders.compareDatatypes(handler, a.type, attrData.Type) ||
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@ -209,6 +189,10 @@ export class Handler {
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(!!a.ops.notNull || !!a.ops.autoIncrement || !!a.ops.primaryKey) != (attrData.Null == "NO") ||
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(!!a.ops.autoIncrement) != (attrData.Extra == "auto_increment")
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) {
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/*console.log(!handler.builders.compareDatatypes(handler, a.type, attrData.Type), "|",
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a.ops.default, attrData.Default, "|",
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(!!a.ops.notNull || !!a.ops.autoIncrement || !!a.ops.primaryKey), (attrData.Null == "NO"), "|",
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(!!a.ops.autoIncrement), (attrData.Extra == "auto_increment"));*/
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freeForUpdate(a.name, a.table.dbLangTableName);
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if (a.ops.autoIncrement) {
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a.ops.autoIncrement = false;
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@ -221,20 +205,11 @@ export class Handler {
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if (attrData != null) {
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if ((attrData.Key == "PRI") != (!!a.ops.primaryKey)) {
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freeForUpdate(a.name, a.table.dbLangTableName);
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console.log("206");
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changePrimary = true;
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}
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}
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}
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if (changePrimary) for (let j = 0; j < keys.length; j++) {
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const a = table.dbLangTableAttributes[keys[j]];
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if (a.ops.autoIncrement) {
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a.ops.autoIncrement = false;
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create.appendEnding(handler.querys.changeColumn(handler, a));
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a.ops.autoIncrement = true;
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connst.appendEnding(handler.querys.changeColumn(handler, a));
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}
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freeForUpdate(a.name, a.table.dbLangTableName, true, create);
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}
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}
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if (changePrimary) {
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create.appendEnding(handler.querys.removePrimaryKey(handler, table.dbLangTableName));
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@ -307,25 +282,6 @@ export class Handler {
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builder.append(q.havingD.serialize(handler));
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}
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}
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if (q.orderByD.length > 0) {
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builder.addCode(" order by ");
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for (let i = 0; i < q.orderByD.length; i++) {
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const d = q.orderByD[i];
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if (d[0] instanceof Attribute || d[0] instanceof AttributeAlias) builder.addCode(d[0].getString(handler));
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else if (d[0] instanceof Alias)
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builder.addCode(handler.builders.escapeID(d.toString()));
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else if (d[0] instanceof Modifier || d[0] instanceof selectQuery || d[0] instanceof Aggregation) {
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builder.addCode("(");
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builder.append(d[0].serialize(handler));
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builder.addCode(")");
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} else {
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builder.addInjection(d[0]);
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}
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if(d[1] == order.DESC) builder.addCode(" DESC");
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else builder.addCode(" ASC");
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if (i + 1 < q.orderByD.length) builder.addCode(", ");
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}
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}
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if (q.limitD != null) {
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if (q.limitOffsetD == null) {
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builder.addCode(" limit ");
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@ -346,7 +302,7 @@ export class Handler {
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},
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insert: (hander: Handler, q: insertQuery): QueryBuilder => {
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const qb = new QueryBuilder();
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qb.addCode("INSERT IGNORE INTO ");
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qb.addCode("INSERT INTO ");
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qb.addCode(q.attrs[0].table.serialize(hander));
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qb.addCode("(");
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qb.addCodeCommaSeperated(q.attrs.map(a => a.serialize(hander)));
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@ -847,25 +803,7 @@ export class Handler {
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}
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builder.addCode(")");
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return builder;
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},
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coalesce: (handler: Handler, a: allModifierInput[]): QueryBuilder => {
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const builder = new QueryBuilder();
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builder.addCode("COALESCE(");
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for (let i = 0; i < a.length; i++) {
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const e = a[i];
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if (e instanceof Attribute || e instanceof AttributeAlias) builder.addCode(e.getString());
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else if (e instanceof Alias)
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builder.addCode(handler.builders.escapeID(e.toString()));
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else if (e instanceof Modifier || e instanceof selectQuery || e instanceof Aggregation) {
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builder.append(e.serialize(handler));
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} else {
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builder.addInjection(e);
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}
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if (i < a.length - 1) builder.addCode(", ");
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}
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builder.addCode(")");
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return builder;
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},
|
||||
}
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}
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||||
datatypes = {
|
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|
|
|
@ -24,7 +24,6 @@ export const regexp = (a: allModifierInput, b: allModifierInput) => new BooleanM
|
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export const exists = (q: selectQuery) => new BooleanModifier("exists", [q]);
|
||||
|
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export const concat = (...args: allModifierInput[]) => new StringModifier("concat", args);
|
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export const coalesce = (...args: allModifierInput[]) => new StringModifier("coalesce", args);
|
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|
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//aggregations
|
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export const count = (a: Attribute) => new Aggregation("count", a);
|
||||
|
|
19
src/query.ts
19
src/query.ts
|
@ -2,7 +2,7 @@ import { AttributeAlias } from "./alias.js";
|
|||
import { Attribute, DB, Table } from "./db.js";
|
||||
import { BooleanModifier, Modifier } from "./dbStructure.js";
|
||||
import { Handler } from "./defaultHandler.js";
|
||||
import { allModifierInput, order, primaryData, selectElements, selectFromElements, serializeReturn } from "./types.js";
|
||||
import { allModifierInput, primaryData, selectElements, selectFromElements, serializeReturn } from "./types.js";
|
||||
|
||||
|
||||
export class Query {
|
||||
|
@ -84,17 +84,6 @@ export class selectQuery {
|
|||
this.havingD = m;
|
||||
return this;
|
||||
}
|
||||
|
||||
orderByD: ([allModifierInput, order])[] = [];
|
||||
addOrderBy(a: allModifierInput, o: order = order.ASC) {
|
||||
this.orderByD.push([a, o]);
|
||||
return this;
|
||||
}
|
||||
orderBY(a: allModifierInput, o: order = order.ASC) {
|
||||
this.orderByD = [[a, o]];
|
||||
return this;
|
||||
}
|
||||
|
||||
limitD: number | null = null;
|
||||
limitOffsetD: number | null = null;
|
||||
limit(i: number, offset: number = 0) {
|
||||
|
@ -150,7 +139,7 @@ export class insertQuery {
|
|||
const builder = this.serialize(handler);
|
||||
const s = handler.builders.query(builder);
|
||||
let readResp = await db.query(s, printQuery);
|
||||
return handler.responses.insertResponse(readResp);
|
||||
return db.getHandler().responses.insertResponse(readResp);
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -179,7 +168,7 @@ export class updateQuery {
|
|||
const builder = this.serialize(handler);
|
||||
const s = handler.builders.query(builder);
|
||||
let readResp = await db.query(s, printQuery);
|
||||
return handler.responses.writeResponse(readResp);
|
||||
return db.getHandler().responses.writeResponse(readResp);
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -201,6 +190,6 @@ export class removeQuery {
|
|||
const builder = this.serialize(handler);
|
||||
const s = handler.builders.query(builder);
|
||||
let readResp = await db.query(s, printQuery);
|
||||
return handler.responses.writeResponse(readResp);
|
||||
return db.getHandler().responses.writeResponse(readResp);
|
||||
}
|
||||
}
|
|
@ -20,7 +20,7 @@ export type attributeSettings = {
|
|||
default?: primaryData,
|
||||
notNull?: boolean
|
||||
primaryKey?: boolean,
|
||||
foreignKey?: {
|
||||
foreginKey?: {
|
||||
link: Attribute,
|
||||
onDelete?: onAction,
|
||||
onUpdate?: onAction
|
||||
|
@ -35,7 +35,7 @@ export type extendedAttributeSettings = {
|
|||
default?: primaryData,
|
||||
notNull?: boolean
|
||||
primaryKey?: boolean,
|
||||
foreignKey?: {
|
||||
foreginKey?: {
|
||||
link: Attribute,
|
||||
onDelete?: onAction,
|
||||
onUpdate?: onAction
|
||||
|
@ -63,9 +63,4 @@ export enum dbType {
|
|||
mariadb,
|
||||
//mysql,
|
||||
postgres,
|
||||
}
|
||||
|
||||
export enum order {
|
||||
ASC,
|
||||
DESC
|
||||
}
|
Loading…
Reference in a new issue