@graphql-tools/wrap
Version:
A set of utils for faster development of GraphQL tools
73 lines (72 loc) • 3.35 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const tslib_1 = require("tslib");
const utils_1 = require("@graphql-tools/utils");
const TransformObjectFields_js_1 = tslib_1.__importDefault(require("./TransformObjectFields.js"));
class RenameObjectFieldArguments {
constructor(renamer) {
this.renamer = renamer;
this.transformer = new TransformObjectFields_js_1.default((typeName, fieldName, fieldConfig) => {
const argsConfig = Object.fromEntries(Object.entries(fieldConfig.args || []).map(([argName, conf]) => {
const newName = renamer(typeName, fieldName, argName);
if (newName !== undefined && newName !== argName) {
if (newName != null) {
return [newName, conf];
}
}
return [argName, conf];
}));
return [fieldName, { ...fieldConfig, args: argsConfig }];
}, (typeName, fieldName, inputFieldNode) => {
if (!(typeName in this.reverseMap)) {
return inputFieldNode;
}
if (!(fieldName in this.reverseMap[typeName])) {
return inputFieldNode;
}
const fieldNameMap = this.reverseMap[typeName][fieldName];
return {
...inputFieldNode,
arguments: (inputFieldNode.arguments || []).map(argNode => {
return argNode.name.value in fieldNameMap
? {
...argNode,
name: {
...argNode.name,
value: fieldNameMap[argNode.name.value],
},
}
: argNode;
}),
};
});
this.reverseMap = Object.create(null);
}
transformSchema(originalWrappingSchema, subschemaConfig) {
(0, utils_1.mapSchema)(originalWrappingSchema, {
[utils_1.MapperKind.OBJECT_FIELD]: (fieldConfig, fieldName, typeName) => {
Object.entries(fieldConfig.args || {}).forEach(([argName]) => {
const newName = this.renamer(typeName, fieldName, argName);
if (newName !== undefined && newName !== fieldName) {
if (this.reverseMap[typeName] == null) {
this.reverseMap[typeName] = Object.create(null);
}
if (this.reverseMap[typeName][fieldName] == null) {
this.reverseMap[typeName][fieldName] = Object.create(null);
}
this.reverseMap[typeName][fieldName][newName] = argName;
}
});
return undefined;
},
[utils_1.MapperKind.ROOT_OBJECT]() {
return undefined;
},
});
return this.transformer.transformSchema(originalWrappingSchema, subschemaConfig);
}
transformRequest(originalRequest, delegationContext, transformationContext) {
return this.transformer.transformRequest(originalRequest, delegationContext, transformationContext);
}
}
exports.default = RenameObjectFieldArguments;