Odoo GraphQL Subscription using Node, Express JS for Sample
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import { inspect } from '../jsutils/inspect.mjs';
import { keyMap } from '../jsutils/keyMap.mjs';
import { printPathArray } from '../jsutils/printPathArray.mjs';
import { GraphQLError } from '../error/GraphQLError.mjs';
import { Kind } from '../language/kinds.mjs';
import { print } from '../language/printer.mjs';
import { isInputType, isNonNullType } from '../type/definition.mjs';
import { coerceInputValue } from '../utilities/coerceInputValue.mjs';
import { typeFromAST } from '../utilities/typeFromAST.mjs';
import { valueFromAST } from '../utilities/valueFromAST.mjs';
/**
* Prepares an object map of variableValues of the correct type based on the
* provided variable definitions and arbitrary input. If the input cannot be
* parsed to match the variable definitions, a GraphQLError will be thrown.
*
* Note: The returned value is a plain Object with a prototype, since it is
* exposed to user code. Care should be taken to not pull values from the
* Object prototype.
*/
export function getVariableValues(schema, varDefNodes, inputs, options) {
const errors = [];
const maxErrors =
options === null || options === void 0 ? void 0 : options.maxErrors;
try {
const coerced = coerceVariableValues(
schema,
varDefNodes,
inputs,
(error) => {
if (maxErrors != null && errors.length >= maxErrors) {
throw new GraphQLError(
'Too many errors processing variables, error limit reached. Execution aborted.',
);
}
errors.push(error);
},
);
if (errors.length === 0) {
return {
coerced,
};
}
} catch (error) {
errors.push(error);
}
return {
errors,
};
}
function coerceVariableValues(schema, varDefNodes, inputs, onError) {
const coercedValues = {};
for (const varDefNode of varDefNodes) {
const varName = varDefNode.variable.name.value;
const varType = typeFromAST(schema, varDefNode.type);
if (!isInputType(varType)) {
// Must use input types for variables. This should be caught during
// validation, however is checked again here for safety.
const varTypeStr = print(varDefNode.type);
onError(
new GraphQLError(
`Variable "$${varName}" expected value of type "${varTypeStr}" which cannot be used as an input type.`,
{
nodes: varDefNode.type,
},
),
);
continue;
}
if (!hasOwnProperty(inputs, varName)) {
if (varDefNode.defaultValue) {
coercedValues[varName] = valueFromAST(varDefNode.defaultValue, varType);
} else if (isNonNullType(varType)) {
const varTypeStr = inspect(varType);
onError(
new GraphQLError(
`Variable "$${varName}" of required type "${varTypeStr}" was not provided.`,
{
nodes: varDefNode,
},
),
);
}
continue;
}
const value = inputs[varName];
if (value === null && isNonNullType(varType)) {
const varTypeStr = inspect(varType);
onError(
new GraphQLError(
`Variable "$${varName}" of non-null type "${varTypeStr}" must not be null.`,
{
nodes: varDefNode,
},
),
);
continue;
}
coercedValues[varName] = coerceInputValue(
value,
varType,
(path, invalidValue, error) => {
let prefix =
`Variable "$${varName}" got invalid value ` + inspect(invalidValue);
if (path.length > 0) {
prefix += ` at "${varName}${printPathArray(path)}"`;
}
onError(
new GraphQLError(prefix + '; ' + error.message, {
nodes: varDefNode,
originalError: error,
}),
);
},
);
}
return coercedValues;
}
/**
* Prepares an object map of argument values given a list of argument
* definitions and list of argument AST nodes.
*
* Note: The returned value is a plain Object with a prototype, since it is
* exposed to user code. Care should be taken to not pull values from the
* Object prototype.
*/
export function getArgumentValues(def, node, variableValues) {
var _node$arguments;
const coercedValues = {}; // FIXME: https://github.com/graphql/graphql-js/issues/2203
/* c8 ignore next */
const argumentNodes =
(_node$arguments = node.arguments) !== null && _node$arguments !== void 0
? _node$arguments
: [];
const argNodeMap = keyMap(argumentNodes, (arg) => arg.name.value);
for (const argDef of def.args) {
const name = argDef.name;
const argType = argDef.type;
const argumentNode = argNodeMap[name];
if (!argumentNode) {
if (argDef.defaultValue !== undefined) {
coercedValues[name] = argDef.defaultValue;
} else if (isNonNullType(argType)) {
throw new GraphQLError(
`Argument "${name}" of required type "${inspect(argType)}" ` +
'was not provided.',
{
nodes: node,
},
);
}
continue;
}
const valueNode = argumentNode.value;
let isNull = valueNode.kind === Kind.NULL;
if (valueNode.kind === Kind.VARIABLE) {
const variableName = valueNode.name.value;
if (
variableValues == null ||
!hasOwnProperty(variableValues, variableName)
) {
if (argDef.defaultValue !== undefined) {
coercedValues[name] = argDef.defaultValue;
} else if (isNonNullType(argType)) {
throw new GraphQLError(
`Argument "${name}" of required type "${inspect(argType)}" ` +
`was provided the variable "$${variableName}" which was not provided a runtime value.`,
{
nodes: valueNode,
},
);
}
continue;
}
isNull = variableValues[variableName] == null;
}
if (isNull && isNonNullType(argType)) {
throw new GraphQLError(
`Argument "${name}" of non-null type "${inspect(argType)}" ` +
'must not be null.',
{
nodes: valueNode,
},
);
}
const coercedValue = valueFromAST(valueNode, argType, variableValues);
if (coercedValue === undefined) {
// Note: ValuesOfCorrectTypeRule validation should catch this before
// execution. This is a runtime check to ensure execution does not
// continue with an invalid argument value.
throw new GraphQLError(
`Argument "${name}" has invalid value ${print(valueNode)}.`,
{
nodes: valueNode,
},
);
}
coercedValues[name] = coercedValue;
}
return coercedValues;
}
/**
* Prepares an object map of argument values given a directive definition
* and a AST node which may contain directives. Optionally also accepts a map
* of variable values.
*
* If the directive does not exist on the node, returns undefined.
*
* Note: The returned value is a plain Object with a prototype, since it is
* exposed to user code. Care should be taken to not pull values from the
* Object prototype.
*/
export function getDirectiveValues(directiveDef, node, variableValues) {
var _node$directives;
const directiveNode =
(_node$directives = node.directives) === null || _node$directives === void 0
? void 0
: _node$directives.find(
(directive) => directive.name.value === directiveDef.name,
);
if (directiveNode) {
return getArgumentValues(directiveDef, directiveNode, variableValues);
}
}
function hasOwnProperty(obj, prop) {
return Object.prototype.hasOwnProperty.call(obj, prop);
}