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| "use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const request_1 = require("./request");
const validate_1 = require("./validate");
const util_1 = require("./util");
const command_1 = require("./command");
const regexp_1 = require("./regexp");
const isRegExp = require("is-regex");
const actionName = require("../constants/actionName");
class Query {
constructor(db, coll, fieldFilters, fieldOrders, queryOptions) {
this._db = db;
this._coll = coll;
this._fieldFilters = fieldFilters;
this._fieldOrders = fieldOrders || [];
this._queryOptions = queryOptions || {};
this._request = new request_1.Request(this._db);
}
get() {
let newOder = [];
Eif (this._fieldOrders) {
this._fieldOrders.forEach(order => {
newOder.push(order);
});
}
let param = {
CollectionName: this._coll
};
Eif (this._fieldFilters) {
param.Query = JSON.stringify(this._fieldFilters);
}
Iif (newOder.length > 0) {
param.Order = newOder;
}
Iif (this._queryOptions.offset) {
param.Offset = this._queryOptions.offset;
}
Iif (this._queryOptions.limit) {
param.Limit =
this._queryOptions.limit < 100 ? this._queryOptions.limit : 100;
}
else {
param.Limit = 100;
}
Iif (this._queryOptions.projection) {
param.Projection = this._queryOptions.projection;
}
return new Promise(resolve => {
this._request.send(actionName.DescribeDocument, param).then((res) => {
const documents = util_1.Util.formatResDocumentData(res.DocumentList);
resolve({
data: documents,
requestId: res.RequestId,
total: res.TotalCount,
limit: res.Limit,
offset: res.Offset
});
});
});
}
count() {
let param = {
CollectionName: this._coll
};
if (this._fieldFilters) {
param.Query = JSON.stringify(this._fieldFilters);
}
return new Promise(resolve => {
this._request.send(actionName.DescribeDocument, param).then((res) => {
resolve({
requestId: res.RequestId,
total: res.TotalCount
});
console.log(res);
});
});
}
where(query) {
return new Query(this._db, this._coll, this.convertParams(query), this._fieldOrders, this._queryOptions);
}
orderBy(fieldPath, directionStr) {
validate_1.Validate.isFieldPath(fieldPath);
validate_1.Validate.isFieldOrder(directionStr);
const newOrder = {
field: fieldPath,
direction: directionStr
};
const combinedOrders = this._fieldOrders.concat(newOrder);
return new Query(this._db, this._coll, this._fieldFilters, combinedOrders, this._queryOptions);
}
limit(limit) {
validate_1.Validate.isInteger("limit", limit);
let option = Object.assign({}, this._queryOptions);
option.limit = limit;
return new Query(this._db, this._coll, this._fieldFilters, this._fieldOrders, option);
}
skip(offset) {
validate_1.Validate.isInteger("offset", offset);
let option = Object.assign({}, this._queryOptions);
option.offset = offset;
return new Query(this._db, this._coll, this._fieldFilters, this._fieldOrders, option);
}
update(data) {
if (!data || typeof data !== "object") {
return Promise.resolve({
code: "INVALID_PARAM",
message: "参数必需是非空对象"
});
}
if (data.hasOwnProperty("_id")) {
return Promise.resolve({
code: "INVALID_PARAM",
message: "不能更新_id的值"
});
}
let param = {
CollectionName: this._coll,
Query: JSON.stringify(this._fieldFilters),
Multi: true,
Merge: true,
Upsert: false,
Data: JSON.stringify(util_1.Util.encodeDocumentDataForReq(data, true))
};
return new Promise(resolve => {
this._request.send(actionName.ModifyDocument, param).then((res) => {
resolve({
requestId: res.RequestId,
updated: res.Updated,
upsertId: res.UpsertedId
});
});
});
}
field(projection) {
for (let k in projection) {
if (projection[k]) {
projection[k] = 1;
}
else {
projection[k] = 0;
}
}
let option = Object.assign({}, this._queryOptions);
option.projection = projection;
return new Query(this._db, this._coll, this._fieldFilters, this._fieldOrders, option);
}
remove() {
const param = {
CollectionName: this._coll,
Query: JSON.stringify(this._fieldFilters),
Multi: true
};
return new Promise(resolve => {
this._request.send(actionName.DeleteDocument, param).then((res) => {
resolve({
requestId: res.RequestId,
deleted: res.Deleted
});
});
});
}
convertParams(query) {
let queryParam = {};
if (query instanceof command_1.Command) {
queryParam = query.parse();
}
else {
for (let key in query) {
if (query[key] instanceof command_1.Command || query[key] instanceof regexp_1.RegExp) {
queryParam = Object.assign({}, queryParam, query[key].parse(key));
}
else if (isRegExp(query[key])) {
queryParam = {
[key]: {
$regex: query[key].source,
$options: query[key].flags
}
};
}
else Iif (typeof query[key] === "object") {
let command = new command_1.Command();
let tmp = {};
command.concatKeys({ [key]: query[key] }, "", tmp);
let keys = Object.keys(tmp)[0];
let value = tmp[keys];
if (value instanceof command_1.Command) {
value = value.parse(keys);
}
else {
value = { [keys]: value };
}
queryParam = Object.assign({}, queryParam, value);
}
else {
queryParam = Object.assign({}, queryParam, { [key]: query[key] });
}
}
}
return queryParam;
}
}
exports.Query = Query;
|