devextreme
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HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (esm/data/odata/query_adapter.js)
* Version: 21.1.4
* Build date: Mon Jun 21 2021
*
* Copyright (c) 2012 - 2021 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import {
isFunction
} from "../../core/utils/type";
import {
each
} from "../../core/utils/iterator";
import config from "../../core/config";
import {
extend
} from "../../core/utils/extend";
import queryAdapters from "../query_adapters";
import {
sendRequest,
generateSelect,
generateExpand,
serializeValue,
convertPrimitiveValue,
serializePropName
} from "./utils";
import {
errors
} from "../errors";
import dataUtils from "../utils";
var DEFAULT_PROTOCOL_VERSION = 2;
var STRING_FUNCTIONS = ["contains", "notcontains", "startswith", "endswith"];
var compileCriteria = (() => {
var protocolVersion;
var forceLowerCase;
var fieldTypes;
var createBinaryOperationFormatter = op => (prop, val) => "".concat(prop, " ").concat(op, " ").concat(val);
var createStringFuncFormatter = (op, reverse) => (prop, val) => {
var bag = [op, "("];
if (forceLowerCase) {
prop = -1 === prop.indexOf("tolower(") ? "tolower(".concat(prop, ")") : prop;
val = val.toLowerCase()
}
if (reverse) {
bag.push(val, ",", prop)
} else {
bag.push(prop, ",", val)
}
bag.push(")");
return bag.join("")
};
var formatters = {
"=": createBinaryOperationFormatter("eq"),
"<>": createBinaryOperationFormatter("ne"),
">": createBinaryOperationFormatter("gt"),
">=": createBinaryOperationFormatter("ge"),
"<": createBinaryOperationFormatter("lt"),
"<=": createBinaryOperationFormatter("le"),
startswith: createStringFuncFormatter("startswith"),
endswith: createStringFuncFormatter("endswith")
};
var formattersV2 = extend({}, formatters, {
contains: createStringFuncFormatter("substringof", true),
notcontains: createStringFuncFormatter("not substringof", true)
});
var formattersV4 = extend({}, formatters, {
contains: createStringFuncFormatter("contains"),
notcontains: createStringFuncFormatter("not contains")
});
var compileBinary = criteria => {
var _fieldTypes;
criteria = dataUtils.normalizeBinaryCriterion(criteria);
var op = criteria[1];
var fieldName = criteria[0];
var fieldType = fieldTypes && fieldTypes[fieldName];
if (fieldType && (name = op, STRING_FUNCTIONS.some(funcName => funcName === name)) && "String" !== fieldType) {
throw new errors.Error("E4024", op, fieldName, fieldType)
}
var name;
var formatters = 4 === protocolVersion ? formattersV4 : formattersV2;
var formatter = formatters[op.toLowerCase()];
if (!formatter) {
throw errors.Error("E4003", op)
}
var value = criteria[2];
if (null !== (_fieldTypes = fieldTypes) && void 0 !== _fieldTypes && _fieldTypes[fieldName]) {
value = convertPrimitiveValue(fieldTypes[fieldName], value)
}
return formatter(serializePropName(fieldName), serializeValue(value, protocolVersion))
};
var compileGroup = criteria => {
var bag = [];
var groupOperator;
var nextGroupOperator;
each(criteria, (function(index, criterion) {
if (Array.isArray(criterion)) {
if (bag.length > 1 && groupOperator !== nextGroupOperator) {
throw new errors.Error("E4019")
}
bag.push("(".concat(compileCore(criterion), ")"));
groupOperator = nextGroupOperator;
nextGroupOperator = "and"
} else {
nextGroupOperator = dataUtils.isConjunctiveOperator(this) ? "and" : "or"
}
}));
return bag.join(" ".concat(groupOperator, " "))
};
var compileCore = criteria => {
if (Array.isArray(criteria[0])) {
return compileGroup(criteria)
}
if (dataUtils.isUnaryOperation(criteria)) {
return (criteria => {
var op = criteria[0];
var crit = compileCore(criteria[1]);
if ("!" === op) {
return "not (".concat(crit, ")")
}
throw errors.Error("E4003", op)
})(criteria)
}
return compileBinary(criteria)
};
return (criteria, version, types, filterToLower) => {
fieldTypes = types;
forceLowerCase = null !== filterToLower && void 0 !== filterToLower ? filterToLower : config().oDataFilterToLower;
protocolVersion = version;
return compileCore(criteria)
}
})();
var createODataQueryAdapter = queryOptions => {
var _sorting = [];
var _criteria = [];
var _expand = queryOptions.expand;
var _select;
var _skip;
var _take;
var _countQuery;
var _oDataVersion = queryOptions.version || DEFAULT_PROTOCOL_VERSION;
var hasSlice = () => _skip || void 0 !== _take;
var hasFunction = criterion => {
for (var i = 0; i < criterion.length; i++) {
if (isFunction(criterion[i])) {
return true
}
if (Array.isArray(criterion[i]) && hasFunction(criterion[i])) {
return true
}
}
return false
};
var requestData = () => {
var result = {};
if (!_countQuery) {
if (_sorting.length) {
result.$orderby = _sorting.join(",")
}
if (_skip) {
result.$skip = _skip
}
if (void 0 !== _take) {
result.$top = _take
}
result.$select = generateSelect(_oDataVersion, _select) || void 0;
result.$expand = generateExpand(_oDataVersion, _expand, _select) || void 0
}
if (_criteria.length) {
var criteria = _criteria.length < 2 ? _criteria[0] : _criteria;
var fieldTypes = null === queryOptions || void 0 === queryOptions ? void 0 : queryOptions.fieldTypes;
var filterToLower = null === queryOptions || void 0 === queryOptions ? void 0 : queryOptions.filterToLower;
result.$filter = compileCriteria(criteria, _oDataVersion, fieldTypes, filterToLower)
}
if (_countQuery) {
result.$top = 0
}
if (queryOptions.requireTotalCount || _countQuery) {
if (4 !== _oDataVersion) {
result.$inlinecount = "allpages"
} else {
result.$count = "true"
}
}
return result
};
return {
optimize: tasks => {
var selectIndex = -1;
for (var i = 0; i < tasks.length; i++) {
if ("select" === tasks[i].name) {
selectIndex = i;
break
}
}
if (selectIndex < 0 || !isFunction(tasks[selectIndex].args[0])) {
return
}
var nextTask = tasks[1 + selectIndex];
if (!nextTask || "slice" !== nextTask.name) {
return
}
tasks[1 + selectIndex] = tasks[selectIndex];
tasks[selectIndex] = nextTask
},
exec: url => sendRequest(_oDataVersion, {
url: url,
params: extend(requestData(), null === queryOptions || void 0 === queryOptions ? void 0 : queryOptions.params)
}, {
beforeSend: queryOptions.beforeSend,
jsonp: queryOptions.jsonp,
withCredentials: queryOptions.withCredentials,
countOnly: _countQuery,
deserializeDates: queryOptions.deserializeDates,
fieldTypes: queryOptions.fieldTypes,
isPaged: isFinite(_take)
}),
multiSort(args) {
var rules;
if (hasSlice()) {
return false
}
for (var i = 0; i < args.length; i++) {
var getter = args[i][0];
var desc = !!args[i][1];
var rule = void 0;
if ("string" !== typeof getter) {
return false
}
rule = serializePropName(getter);
if (desc) {
rule += " desc"
}
rules = rules || [];
rules.push(rule)
}
_sorting = rules
},
slice(skipCount, takeCount) {
if (hasSlice()) {
return false
}
_skip = skipCount;
_take = takeCount
},
filter(criterion) {
if (hasSlice()) {
return false
}
if (!Array.isArray(criterion)) {
criterion = [].slice.call(arguments)
}
if (hasFunction(criterion)) {
return false
}
if (_criteria.length) {
_criteria.push("and")
}
_criteria.push(criterion)
},
select(expr) {
if (_select || isFunction(expr)) {
return false
}
if (!Array.isArray(expr)) {
expr = [].slice.call(arguments)
}
_select = expr
},
count: () => _countQuery = true
}
};
queryAdapters.odata = createODataQueryAdapter;
export var odata = createODataQueryAdapter;