Files
MyGoNavi/frontend/src/utils/mongodb.ts
Syngnat cd5a0e85e8 feat(data-grid): 筛选面板新增多字段排序功能并支持启用禁用
- 排序扩展:SortInfo 类型从单字段扩展为数组,SQL 和 MongoDB 均支持多字段 ORDER BY
- 筛选面板:新增排序配置区域,支持动态添加/删除多个排序字段及启用/禁用
- 表头联动:启用 Ant Design 多列排序模式,表头排序图标与筛选面板双向同步
- 增量更新:表头点击排序时在现有排序数组中增量更新,不覆盖其他字段
- 循环优化:表头排序从"升序→降序→取消"改为"升序↔降序"切换
- 布局优化:操作按钮栏增加分隔符分组,排序区域与按钮间增加视觉分隔
- refs #279
2026-03-20 13:22:10 +08:00

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import type { FilterCondition } from './sql';
import { parseListValues } from './sql';
type SortInfoItem = {
columnKey?: string;
order?: string;
enabled?: boolean;
};
type SortInfo = SortInfoItem | SortInfoItem[] | null | undefined;
type ShellConvertResult = {
recognized: boolean;
command?: string;
error?: string;
};
const HEX24_RE = /^[0-9a-fA-F]{24}$/;
const INTEGER_RE = /^[+-]?\d+$/;
const FLOAT_RE = /^[+-]?(?:\d+\.\d+|\d+\.|\.\d+)$/;
const escapeRegex = (raw: string) => raw.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
const parseMongoDateToMillis = (raw: unknown): number | null => {
if (raw instanceof Date) {
const ts = raw.getTime();
return Number.isFinite(ts) ? Math.trunc(ts) : null;
}
if (typeof raw === 'number') {
return Number.isFinite(raw) ? Math.trunc(raw) : null;
}
if (typeof raw === 'bigint') {
const n = Number(raw);
return Number.isFinite(n) ? Math.trunc(n) : null;
}
const text = String(raw ?? '').trim();
if (!text) return null;
if (INTEGER_RE.test(text)) {
const n = Number(text);
if (Number.isFinite(n)) return Math.trunc(n);
}
const direct = new Date(text);
if (!Number.isNaN(direct.getTime())) return direct.getTime();
const withT = text.includes(' ') ? text.replace(' ', 'T') : text;
const fromT = new Date(withT);
if (!Number.isNaN(fromT.getTime())) return fromT.getTime();
return null;
};
const buildMongoExtendedDate = (raw?: unknown): { $date: { $numberLong: string } } | { $date: string } => {
if (typeof raw === 'undefined') {
return { $date: { $numberLong: String(Date.now()) } };
}
const millis = parseMongoDateToMillis(raw);
if (millis !== null) {
return { $date: { $numberLong: String(millis) } };
}
return { $date: String(raw ?? '') };
};
const parseBooleanLiteral = (raw: string): boolean | null => {
const text = String(raw || '').trim().toLowerCase();
if (text === 'true') return true;
if (text === 'false') return false;
return null;
};
const normalizeExtendedJSON = (raw: string): string => {
let text = String(raw || '');
text = text.replace(/ObjectId\s*\(\s*["']([0-9a-fA-F]{24})["']\s*\)/g, (_m, oid: string) => JSON.stringify({ $oid: oid }));
text = text.replace(/ISODate\s*\(\s*["']([^"']+)["']\s*\)/g, (_m, dateText: string) => JSON.stringify(buildMongoExtendedDate(dateText)));
text = text.replace(/NumberLong\s*\(\s*["']?([+-]?\d+)["']?\s*\)/g, '{"$numberLong":"$1"}');
text = text.replace(/NumberInt\s*\(\s*["']?([+-]?\d+)["']?\s*\)/g, '{"$numberInt":"$1"}');
text = text.replace(/NumberDecimal\s*\(\s*["']?([+-]?(?:\d+(?:\.\d+)?|\.\d+))["']?\s*\)/g, '{"$numberDecimal":"$1"}');
return text;
};
const normalizeEvaluatedMongoValue = (value: unknown): unknown => {
if (value instanceof Date) {
return buildMongoExtendedDate(value);
}
if (value instanceof RegExp) {
return {
$regex: value.source,
...(value.flags ? { $options: value.flags } : {}),
};
}
if (Array.isArray(value)) {
return value.map((item) => normalizeEvaluatedMongoValue(item));
}
if (value && typeof value === 'object') {
const out: Record<string, unknown> = {};
Object.entries(value as Record<string, unknown>).forEach(([k, v]) => {
if (typeof v === 'undefined') return;
out[k] = normalizeEvaluatedMongoValue(v);
});
return out;
}
if (typeof value === 'bigint') {
return { $numberLong: String(value) };
}
return value;
};
const evalMongoLikeLiteral = (raw: string): unknown => {
const expression = String(raw || '').trim();
if (!expression) return {};
const ObjectId = (value: unknown) => {
const text = String(value ?? '').trim().replace(/^['"]|['"]$/g, '');
if (!HEX24_RE.test(text)) {
throw new Error(`ObjectId value must be 24 hex chars, got: ${text}`);
}
return { $oid: text.toLowerCase() };
};
const ISODate = (value?: unknown) => {
return buildMongoExtendedDate(value);
};
const NumberInt = (value: unknown) => {
const n = Number.parseInt(String(value ?? '').trim(), 10);
if (!Number.isFinite(n)) throw new Error(`NumberInt invalid value: ${String(value)}`);
return n;
};
const NumberLong = (value: unknown) => {
const text = String(value ?? '').trim();
if (!INTEGER_RE.test(text)) throw new Error(`NumberLong invalid value: ${text}`);
return { $numberLong: text };
};
const NumberDecimal = (value: unknown) => {
const text = String(value ?? '').trim();
if (!text) throw new Error('NumberDecimal invalid value');
return { $numberDecimal: text };
};
const parser = new Function(
'ObjectId',
'ISODate',
'NumberInt',
'NumberLong',
'NumberDecimal',
'"use strict"; return (' + expression + ');',
);
const evaluated = parser(ObjectId, ISODate, NumberInt, NumberLong, NumberDecimal);
return normalizeEvaluatedMongoValue(evaluated);
};
const parseMongoScalar = (column: string, rawValue: string): unknown => {
const raw = String(rawValue ?? '').trim();
if (!raw) return '';
const lower = raw.toLowerCase();
if (lower === 'null') return null;
if (lower === 'true') return true;
if (lower === 'false') return false;
if (INTEGER_RE.test(raw)) {
const parsed = Number(raw);
if (Number.isFinite(parsed)) return parsed;
}
if (FLOAT_RE.test(raw)) {
const parsed = Number(raw);
if (Number.isFinite(parsed)) return parsed;
}
if (String(column || '').trim() === '_id' && HEX24_RE.test(raw)) {
return { $oid: raw.toLowerCase() };
}
return raw;
};
const parseMongoJSONValue = (raw: string): unknown => {
const text = String(raw || '').trim();
if (!text) return {};
const normalized = normalizeExtendedJSON(text);
try {
return JSON.parse(normalized);
} catch {
return evalMongoLikeLiteral(text);
}
};
const splitTopLevelComma = (raw: string): string[] => {
const text = String(raw || '');
const result: string[] = [];
let current = '';
let depthParen = 0;
let depthBrace = 0;
let depthBracket = 0;
let inSingle = false;
let inDouble = false;
let escape = false;
for (let i = 0; i < text.length; i++) {
const ch = text[i];
current += ch;
if (escape) {
escape = false;
continue;
}
if (ch === '\\') {
escape = true;
continue;
}
if (inSingle) {
if (ch === "'") inSingle = false;
continue;
}
if (inDouble) {
if (ch === '"') inDouble = false;
continue;
}
if (ch === "'") {
inSingle = true;
continue;
}
if (ch === '"') {
inDouble = true;
continue;
}
if (ch === '(') depthParen++;
else if (ch === ')') depthParen = Math.max(0, depthParen - 1);
else if (ch === '{') depthBrace++;
else if (ch === '}') depthBrace = Math.max(0, depthBrace - 1);
else if (ch === '[') depthBracket++;
else if (ch === ']') depthBracket = Math.max(0, depthBracket - 1);
if (ch === ',' && depthParen === 0 && depthBrace === 0 && depthBracket === 0) {
result.push(current.slice(0, -1));
current = '';
}
}
if (current.trim()) result.push(current);
return result.map((item) => item.trim()).filter(Boolean);
};
const extractBalancedParentheses = (text: string, openPos: number): { args: string; nextPos: number } => {
if (openPos < 0 || openPos >= text.length || text[openPos] !== '(') {
throw new Error('Syntax error: missing "("');
}
let depth = 0;
let inSingle = false;
let inDouble = false;
let escape = false;
for (let i = openPos; i < text.length; i++) {
const ch = text[i];
if (escape) {
escape = false;
continue;
}
if (ch === '\\') {
escape = true;
continue;
}
if (inSingle) {
if (ch === "'") inSingle = false;
continue;
}
if (inDouble) {
if (ch === '"') inDouble = false;
continue;
}
if (ch === "'") {
inSingle = true;
continue;
}
if (ch === '"') {
inDouble = true;
continue;
}
if (ch === '(') depth++;
if (ch === ')') depth--;
if (depth === 0) {
return {
args: text.slice(openPos + 1, i),
nextPos: i + 1,
};
}
}
throw new Error('Syntax error: unclosed parenthesis');
};
const parseCollectionAndMethod = (raw: string): {
collection: string;
method: string;
argsText: string;
tailText: string;
} | null => {
const input = String(raw || '').trim();
if (!/^db\./i.test(input)) return null;
let pos = 3; // skip "db."
let collection = '';
const restLower = input.slice(pos).toLowerCase();
if (restLower.startsWith('getcollection')) {
pos += 'getCollection'.length;
while (pos < input.length && /\s/.test(input[pos])) pos++;
if (input[pos] !== '(') throw new Error('Syntax error: getCollection missing arguments');
const { args, nextPos } = extractBalancedParentheses(input, pos);
const arg = String(args || '').trim();
const m = arg.match(/^["']([^"']+)["']$/);
if (!m) throw new Error('Syntax error: getCollection argument must be a string');
collection = m[1];
pos = nextPos;
} else {
let end = pos;
while (end < input.length && /[A-Za-z0-9_$.-]/.test(input[end])) end++;
collection = input.slice(pos, end).trim();
pos = end;
}
if (!collection) throw new Error('Syntax error: collection name not found');
if (input[pos] !== '.') throw new Error('Syntax error: expected method call after collection');
pos++;
let methodEnd = pos;
while (methodEnd < input.length && /[A-Za-z]/.test(input[methodEnd])) methodEnd++;
const method = input.slice(pos, methodEnd).trim();
pos = methodEnd;
while (pos < input.length && /\s/.test(input[pos])) pos++;
if (input[pos] !== '(') throw new Error('Syntax error: missing "(" for method arguments');
const { args, nextPos } = extractBalancedParentheses(input, pos);
pos = nextPos;
return {
collection,
method: method.toLowerCase(),
argsText: args,
tailText: input.slice(pos).trim(),
};
};
const parseChainCalls = (rawTail: string): Array<{ method: string; arg: string }> => {
const result: Array<{ method: string; arg: string }> = [];
let tail = String(rawTail || '').trim();
if (!tail) return result;
while (tail) {
if (!tail.startsWith('.')) {
throw new Error(`Syntax error: unsupported chain fragment ${tail}`);
}
let pos = 1;
while (pos < tail.length && /[A-Za-z]/.test(tail[pos])) pos++;
const method = tail.slice(1, pos).trim().toLowerCase();
while (pos < tail.length && /\s/.test(tail[pos])) pos++;
if (tail[pos] !== '(') throw new Error(`Syntax error: ${method} missing argument parenthesis`);
const { args, nextPos } = extractBalancedParentheses(tail, pos);
result.push({ method, arg: String(args || '').trim() });
tail = tail.slice(nextPos).trim();
}
return result;
};
const parsePositiveInt = (raw: string, fieldName: string): number => {
const text = String(raw || '').trim();
if (!INTEGER_RE.test(text)) {
throw new Error(`${fieldName} must be an integer`);
}
const n = Number(text);
if (!Number.isFinite(n) || n < 0) {
throw new Error(`${fieldName} must be a non-negative integer`);
}
return Math.floor(n);
};
const parseMongoSortObject = (raw: string): Record<string, 1 | -1> => {
const parsedSort = parseMongoJSONValue(raw);
if (!parsedSort || typeof parsedSort !== 'object' || Array.isArray(parsedSort)) {
throw new Error('sort argument must be a JSON object');
}
const normalizedSort: Record<string, 1 | -1> = {};
Object.entries(parsedSort as Record<string, unknown>).forEach(([key, value]) => {
const n = Number(value);
normalizedSort[key] = n >= 0 ? 1 : -1;
});
return normalizedSort;
};
const parseMongoJSONDoc = (raw: string, fieldName: string): Record<string, unknown> => {
const parsed = parseMongoJSONValue(raw);
if (!parsed || typeof parsed !== 'object' || Array.isArray(parsed)) {
throw new Error(`${fieldName} must be a JSON object`);
}
return parsed as Record<string, unknown>;
};
const parseMongoJSONPipeline = (raw: string): unknown[] => {
const parsed = parseMongoJSONValue(raw);
if (!Array.isArray(parsed)) {
throw new Error('aggregate first argument must be a JSON array pipeline');
}
return parsed;
};
const parseMongoJSONArray = (raw: string, fieldName: string): unknown[] => {
const parsed = parseMongoJSONValue(raw);
if (!Array.isArray(parsed)) {
throw new Error(`${fieldName} must be a JSON array`);
}
return parsed;
};
const normalizeMongoDocuments = (raw: unknown, fieldName: string): Record<string, unknown>[] => {
if (Array.isArray(raw)) {
return raw.map((item, idx) => {
if (!item || typeof item !== 'object' || Array.isArray(item)) {
throw new Error(`${fieldName} document at index ${idx} must be a JSON object`);
}
return item as Record<string, unknown>;
});
}
if (raw && typeof raw === 'object') {
return [raw as Record<string, unknown>];
}
throw new Error(`${fieldName} must be a JSON object or JSON array`);
};
const parseMongoOptionalDoc = (raw: string | undefined): Record<string, unknown> => {
if (!raw || !String(raw).trim()) return {};
return parseMongoJSONDoc(raw, 'options');
};
const parseBooleanArg = (raw: string, fieldName: string): boolean => {
const text = String(raw || '').trim().toLowerCase();
if (text === 'true') return true;
if (text === 'false') return false;
throw new Error(`${fieldName} must be true or false`);
};
const isNoopMongoChainMethod = (method: string): boolean => {
return method === 'toarray' || method === 'pretty';
};
const normalizeConditionLogic = (logic: unknown): 'AND' | 'OR' => {
return String(logic || '').trim().toUpperCase() === 'OR' ? 'OR' : 'AND';
};
const combineMongoParts = (
left: Record<string, unknown>,
right: Record<string, unknown>,
logic: 'AND' | 'OR',
): Record<string, unknown> => {
if (logic === 'OR') {
return { $or: [left, right] };
}
return { $and: [left, right] };
};
export const buildMongoFilter = (conditions: FilterCondition[]): Record<string, unknown> => {
const parts: Array<{ expr: Record<string, unknown>; logic: 'AND' | 'OR' }> = [];
(conditions || []).forEach((cond) => {
if (cond?.enabled === false) return;
const op = String(cond?.op || '').trim();
const column = String(cond?.column || '').trim();
const value = String(cond?.value ?? '');
const value2 = String(cond?.value2 ?? '');
const logic = normalizeConditionLogic(cond?.logic);
if (!op) return;
const appendPart = (expr: Record<string, unknown>) => {
if (!expr || typeof expr !== 'object' || Array.isArray(expr)) return;
parts.push({ expr, logic });
};
if (op === 'CUSTOM') {
const expr = value.trim();
if (!expr) return;
const parsed = parseMongoJSONValue(expr);
if (!parsed || typeof parsed !== 'object' || Array.isArray(parsed)) {
throw new Error('Mongo custom filter must be a JSON object');
}
appendPart(parsed as Record<string, unknown>);
return;
}
if (!column) return;
const scalar = parseMongoScalar(column, value);
const scalar2 = parseMongoScalar(column, value2);
switch (op) {
case 'IS_NULL':
appendPart({ [column]: null });
return;
case 'IS_NOT_NULL':
appendPart({ [column]: { $ne: null } });
return;
case 'IS_EMPTY':
appendPart({ $or: [{ [column]: null }, { [column]: '' }] });
return;
case 'IS_NOT_EMPTY':
appendPart({ $and: [{ [column]: { $ne: null } }, { [column]: { $ne: '' } }] });
return;
case 'BETWEEN':
if (!value.trim() || !value2.trim()) return;
appendPart({ [column]: { $gte: scalar, $lte: scalar2 } });
return;
case 'NOT_BETWEEN':
if (!value.trim() || !value2.trim()) return;
appendPart({ $or: [{ [column]: { $lt: scalar } }, { [column]: { $gt: scalar2 } }] });
return;
case 'IN': {
const items = parseListValues(value).map((item) => parseMongoScalar(column, item));
if (items.length === 0) return;
appendPart({ [column]: { $in: items } });
return;
}
case 'NOT_IN': {
const items = parseListValues(value).map((item) => parseMongoScalar(column, item));
if (items.length === 0) return;
appendPart({ [column]: { $nin: items } });
return;
}
case 'CONTAINS': {
const v = value.trim();
if (!v) return;
appendPart({ [column]: { $regex: escapeRegex(v) } });
return;
}
case 'NOT_CONTAINS': {
const v = value.trim();
if (!v) return;
appendPart({ [column]: { $not: { $regex: escapeRegex(v) } } });
return;
}
case 'STARTS_WITH': {
const v = value.trim();
if (!v) return;
appendPart({ [column]: { $regex: `^${escapeRegex(v)}` } });
return;
}
case 'NOT_STARTS_WITH': {
const v = value.trim();
if (!v) return;
appendPart({ [column]: { $not: { $regex: `^${escapeRegex(v)}` } } });
return;
}
case 'ENDS_WITH': {
const v = value.trim();
if (!v) return;
appendPart({ [column]: { $regex: `${escapeRegex(v)}$` } });
return;
}
case 'NOT_ENDS_WITH': {
const v = value.trim();
if (!v) return;
appendPart({ [column]: { $not: { $regex: `${escapeRegex(v)}$` } } });
return;
}
case '=':
if (!value.trim()) return;
appendPart({ [column]: scalar });
return;
case '!=':
if (!value.trim()) return;
appendPart({ [column]: { $ne: scalar } });
return;
case '<':
if (!value.trim()) return;
appendPart({ [column]: { $lt: scalar } });
return;
case '<=':
if (!value.trim()) return;
appendPart({ [column]: { $lte: scalar } });
return;
case '>':
if (!value.trim()) return;
appendPart({ [column]: { $gt: scalar } });
return;
case '>=':
if (!value.trim()) return;
appendPart({ [column]: { $gte: scalar } });
return;
default:
return;
}
});
if (parts.length === 0) return {};
let merged = parts[0].expr;
for (let i = 1; i < parts.length; i++) {
merged = combineMongoParts(merged, parts[i].expr, parts[i].logic);
}
return merged;
};
export const buildMongoSort = (
sortInfo: SortInfo,
fallbackColumns: string[] = [],
): Record<string, 1 | -1> | undefined => {
const items = Array.isArray(sortInfo) ? sortInfo : (sortInfo ? [sortInfo] : []);
const sort: Record<string, 1 | -1> = {};
const seen = new Set<string>();
for (const item of items) {
if (item?.enabled === false) continue;
const col = String(item?.columnKey || '').trim();
const order = String(item?.order || '');
if (col && (order === 'ascend' || order === 'descend')) {
const key = col.toLowerCase();
if (!seen.has(key)) {
seen.add(key);
sort[col] = order === 'ascend' ? 1 : -1;
}
}
}
if (Object.keys(sort).length > 0) return sort;
const uniqueColumns: string[] = [];
(fallbackColumns || []).forEach((col) => {
const key = String(col || '').trim();
if (!key) return;
const low = key.toLowerCase();
if (seen.has(low)) return;
seen.add(low);
uniqueColumns.push(key);
});
if (uniqueColumns.length === 0) return undefined;
uniqueColumns.forEach((col) => {
sort[col] = 1;
});
return sort;
};
export const buildMongoFindCommand = (params: {
collection: string;
filter: Record<string, unknown>;
sort?: Record<string, 1 | -1>;
limit?: number;
skip?: number;
projection?: Record<string, unknown>;
}): string => {
const command: Record<string, unknown> = {
find: String(params.collection || '').trim(),
filter: params.filter || {},
};
if (params.projection && Object.keys(params.projection).length > 0) {
command.projection = params.projection;
}
if (params.sort && Object.keys(params.sort).length > 0) {
command.sort = params.sort;
}
if (Number.isFinite(params.limit) && Number(params.limit) > 0) {
command.limit = Math.floor(Number(params.limit));
}
if (Number.isFinite(params.skip) && Number(params.skip) > 0) {
command.skip = Math.floor(Number(params.skip));
}
return JSON.stringify(command);
};
export const buildMongoCountCommand = (collection: string, filter: Record<string, unknown>): string => {
return JSON.stringify({
count: String(collection || '').trim(),
query: filter || {},
});
};
const buildMongoInsertCommand = (
collection: string,
documents: Record<string, unknown>[],
options: Record<string, unknown>,
): string => {
const command: Record<string, unknown> = {
insert: String(collection || '').trim(),
documents,
};
if (typeof options.ordered !== 'undefined') command.ordered = !!options.ordered;
if (typeof options.bypassDocumentValidation !== 'undefined') {
command.bypassDocumentValidation = !!options.bypassDocumentValidation;
}
if (typeof options.writeConcern !== 'undefined') command.writeConcern = options.writeConcern;
if (typeof options.comment !== 'undefined') command.comment = options.comment;
if (typeof options.let !== 'undefined') command.let = options.let;
return JSON.stringify(command);
};
const buildMongoUpdateCommand = (
collection: string,
filter: Record<string, unknown>,
update: unknown,
options: Record<string, unknown>,
multi: boolean,
): string => {
const updateItem: Record<string, unknown> = {
q: filter,
u: update,
multi,
};
if (typeof options.upsert !== 'undefined') updateItem.upsert = !!options.upsert;
if (typeof options.collation !== 'undefined') updateItem.collation = options.collation;
if (typeof options.arrayFilters !== 'undefined') updateItem.arrayFilters = options.arrayFilters;
if (typeof options.hint !== 'undefined') updateItem.hint = options.hint;
const command: Record<string, unknown> = {
update: String(collection || '').trim(),
updates: [updateItem],
};
if (typeof options.ordered !== 'undefined') command.ordered = !!options.ordered;
if (typeof options.writeConcern !== 'undefined') command.writeConcern = options.writeConcern;
if (typeof options.bypassDocumentValidation !== 'undefined') {
command.bypassDocumentValidation = !!options.bypassDocumentValidation;
}
if (typeof options.comment !== 'undefined') command.comment = options.comment;
if (typeof options.let !== 'undefined') command.let = options.let;
return JSON.stringify(command);
};
const buildMongoDeleteCommand = (
collection: string,
filter: Record<string, unknown>,
options: Record<string, unknown>,
limit: 0 | 1,
): string => {
const deleteItem: Record<string, unknown> = {
q: filter,
limit,
};
if (typeof options.collation !== 'undefined') deleteItem.collation = options.collation;
if (typeof options.hint !== 'undefined') deleteItem.hint = options.hint;
const command: Record<string, unknown> = {
delete: String(collection || '').trim(),
deletes: [deleteItem],
};
if (typeof options.ordered !== 'undefined') command.ordered = !!options.ordered;
if (typeof options.writeConcern !== 'undefined') command.writeConcern = options.writeConcern;
if (typeof options.comment !== 'undefined') command.comment = options.comment;
if (typeof options.let !== 'undefined') command.let = options.let;
return JSON.stringify(command);
};
export const convertMongoShellToJsonCommand = (raw: string): ShellConvertResult => {
let input = String(raw || '').trim();
input = input.replace(/^[\s]*(\/\/[^\n]*\n)+/g, '').trim();
input = input.replace(/[;]+\s*$/, '');
if (!/^db\./i.test(input)) {
return { recognized: false };
}
try {
const parsed = parseCollectionAndMethod(input);
if (!parsed) return { recognized: false };
const collection = parsed.collection;
const method = parsed.method;
const args = splitTopLevelComma(parsed.argsText);
const chain = parseChainCalls(parsed.tailText);
if (method === 'find' || method === 'findone') {
const filter = args.length > 0 ? parseMongoJSONDoc(args[0], `${method} first argument`) : {};
let projection = args.length > 1 ? parseMongoJSONDoc(args[1], `${method} second argument (projection)`) : undefined;
let sort: Record<string, 1 | -1> | undefined;
let limit: number | undefined = method === 'findone' ? 1 : undefined;
let skip: number | undefined;
let useCountCommand = false;
for (const item of chain) {
if (item.method === 'sort') {
sort = parseMongoSortObject(item.arg);
continue;
}
if (item.method === 'limit') {
limit = parsePositiveInt(item.arg, 'limit');
continue;
}
if (item.method === 'skip') {
skip = parsePositiveInt(item.arg, 'skip');
continue;
}
if (item.method === 'project') {
projection = parseMongoJSONDoc(item.arg, 'project argument');
continue;
}
if (item.method === 'count') {
if (item.arg) {
const parsedBool = parseBooleanLiteral(item.arg);
if (parsedBool === null) {
throw new Error('count chain argument must be true or false');
}
}
useCountCommand = true;
continue;
}
if (isNoopMongoChainMethod(item.method)) {
continue;
}
throw new Error(`Unsupported chain method .${item.method}()`);
}
if (method === 'findone') {
limit = 1;
}
if (useCountCommand) {
return {
recognized: true,
command: buildMongoCountCommand(collection, filter),
};
}
return {
recognized: true,
command: buildMongoFindCommand({
collection,
filter,
projection,
sort,
limit,
skip,
}),
};
}
if (method === 'count' || method === 'countdocuments') {
const filter = args.length > 0 ? parseMongoJSONDoc(args[0], `${method} argument`) : {};
return {
recognized: true,
command: buildMongoCountCommand(collection, filter),
};
}
if (method === 'aggregate') {
const pipeline = args.length > 0 ? parseMongoJSONPipeline(args[0]) : [];
const options = args.length > 1 ? parseMongoJSONDoc(args[1], 'aggregate second argument (options)') : {};
for (const item of chain) {
if (item.method === 'sort') {
pipeline.push({ $sort: parseMongoSortObject(item.arg) });
continue;
}
if (item.method === 'limit') {
pipeline.push({ $limit: parsePositiveInt(item.arg, 'limit') });
continue;
}
if (item.method === 'skip') {
pipeline.push({ $skip: parsePositiveInt(item.arg, 'skip') });
continue;
}
if (item.method === 'match') {
pipeline.push({ $match: parseMongoJSONDoc(item.arg, 'match argument') });
continue;
}
if (item.method === 'project') {
pipeline.push({ $project: parseMongoJSONDoc(item.arg, 'project argument') });
continue;
}
if (item.method === 'allowdiskuse') {
options.allowDiskUse = parseBooleanArg(item.arg, 'allowDiskUse argument');
continue;
}
if (isNoopMongoChainMethod(item.method)) {
continue;
}
throw new Error(`Unsupported chain method .${item.method}()`);
}
const command: Record<string, unknown> = {
aggregate: collection,
pipeline,
};
Object.assign(command, options || {});
if (typeof command.cursor === 'undefined') {
command.cursor = {};
}
return {
recognized: true,
command: JSON.stringify(command),
};
}
if (method === 'insertone' || method === 'insertmany' || method === 'insert') {
if (args.length === 0) throw new Error(`${method} first argument is required`);
const firstArg = parseMongoJSONValue(args[0]);
let documents: Record<string, unknown>[] = [];
if (method === 'insertone') {
if (!firstArg || typeof firstArg !== 'object' || Array.isArray(firstArg)) {
throw new Error('insertOne first argument must be a JSON object');
}
documents = [firstArg as Record<string, unknown>];
} else if (method === 'insertmany') {
const docs = parseMongoJSONArray(args[0], 'insertMany first argument');
documents = normalizeMongoDocuments(docs, 'insertMany first argument');
} else {
documents = normalizeMongoDocuments(firstArg, 'insert first argument');
}
const options = parseMongoOptionalDoc(args[1]);
for (const item of chain) {
if (isNoopMongoChainMethod(item.method)) continue;
throw new Error(`Unsupported chain method .${item.method}()`);
}
return {
recognized: true,
command: buildMongoInsertCommand(collection, documents, options),
};
}
if (method === 'replaceone') {
if (args.length < 2) {
throw new Error('replaceOne requires filter and replacement arguments');
}
const filter = parseMongoJSONDoc(args[0], 'replaceOne first argument');
const replacement = parseMongoJSONDoc(args[1], 'replaceOne second argument');
const options = parseMongoOptionalDoc(args[2]);
for (const item of chain) {
if (isNoopMongoChainMethod(item.method)) continue;
throw new Error(`Unsupported chain method .${item.method}()`);
}
return {
recognized: true,
command: buildMongoUpdateCommand(collection, filter, replacement, options, false),
};
}
if (method === 'updateone' || method === 'updatemany' || method === 'update') {
if (args.length < 2) {
throw new Error(`${method} requires at least filter and update arguments`);
}
const filter = parseMongoJSONDoc(args[0], `${method} first argument`);
const updateExpr = parseMongoJSONValue(args[1]);
if (
!updateExpr ||
typeof updateExpr !== 'object'
) {
throw new Error(`${method} second argument must be update document or pipeline`);
}
let options: Record<string, unknown> = {};
if (method === 'update') {
const third = args[2];
const fourth = args[3];
const thirdBool = parseBooleanLiteral(String(third || ''));
if (typeof third === 'undefined' || !String(third).trim()) {
options = {};
} else if (thirdBool !== null) {
options.upsert = thirdBool;
if (typeof fourth !== 'undefined' && String(fourth).trim()) {
const fourthBool = parseBooleanLiteral(String(fourth));
if (fourthBool === null) throw new Error('update fourth argument must be true or false');
options.multi = fourthBool;
}
} else {
options = parseMongoOptionalDoc(third);
if (typeof fourth !== 'undefined' && String(fourth).trim()) {
const fourthBool = parseBooleanLiteral(String(fourth));
if (fourthBool === null) throw new Error('update fourth argument must be true or false');
options.multi = fourthBool;
}
}
} else {
options = parseMongoOptionalDoc(args[2]);
}
const multi = method === 'updatemany' || (method === 'update' && options.multi === true);
for (const item of chain) {
if (isNoopMongoChainMethod(item.method)) continue;
throw new Error(`Unsupported chain method .${item.method}()`);
}
return {
recognized: true,
command: buildMongoUpdateCommand(collection, filter, updateExpr, options, multi),
};
}
if (method === 'deleteone' || method === 'deletemany' || method === 'remove') {
const filter = args.length > 0 ? parseMongoJSONDoc(args[0], `${method} first argument`) : {};
let options: Record<string, unknown> = {};
let limit: 0 | 1 = method === 'deleteone' ? 1 : 0;
if (method === 'remove' && args.length > 1) {
const rawSecond = String(args[1] || '').trim().toLowerCase();
if (rawSecond === 'true' || rawSecond === 'false') {
limit = rawSecond === 'true' ? 1 : 0;
} else {
options = parseMongoOptionalDoc(args[1]);
if (typeof options.justOne !== 'undefined') {
limit = options.justOne ? 1 : 0;
delete options.justOne;
}
}
} else if (args.length > 1) {
options = parseMongoOptionalDoc(args[1]);
}
if (method === 'deletemany') limit = 0;
if (method === 'deleteone') limit = 1;
for (const item of chain) {
if (isNoopMongoChainMethod(item.method)) continue;
throw new Error(`Unsupported chain method .${item.method}()`);
}
return {
recognized: true,
command: buildMongoDeleteCommand(collection, filter, options, limit),
};
}
return { recognized: false };
} catch (error: any) {
return {
recognized: true,
error: String(error?.message || error || 'Mongo shell command parse failed'),
};
}
};