simple-graphql
Version:
The simple way to generates GraphQL schemas and Sequelize models from your models definition.
200 lines • 9.88 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
t[p[i]] = s[p[i]];
}
return t;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const lodash_1 = __importDefault(require("lodash"));
const sequelize_1 = __importDefault(require("sequelize"));
const StringHelper_1 = __importDefault(require("../utils/StringHelper"));
const getSearchFields = (additionFields, schema, schemas) => {
const isModelType = (fieldOptions) => fieldOptions.type && schemas[fieldOptions.type] != null;
const advanceType = (options) => {
if (options.elements) {
return {
properties: {
contains: options.elements
}
};
}
else if (options.type === 'Boolean') {
return options;
}
const aType = {
ne: options,
eq: options,
in: {
elements: options
},
notIn: {
elements: options
}
};
if (options.type === 'Number' ||
options.type === 'Integer' ||
options.type === 'Date') {
aType.gt = options;
aType.gte = options;
aType.lt = options;
aType.lte = options;
aType.between = options;
aType.notBetween = options;
}
if (options.type === 'String') {
aType.like = options;
aType.notLike = options;
aType.startsWith = options;
aType.endsWith = options;
aType.substring = options;
aType.regexp = options;
aType.notRegexp = options;
}
return {
properties: aType
};
};
const searchFields = {};
lodash_1.default.forOwn(Object.assign(Object.assign({ id: { type: schema.name + 'Id' } }, schema.config.fields), additionFields), (value, key) => {
var _a, _b, _c, _d, _e, _f, _g, _h, _j, _k;
if (isModelType(value)) {
if (!key.endsWith('Id')) {
key = key + 'Id';
}
}
if (((_b = (_a = value.metadata) === null || _a === void 0 ? void 0 : _a.graphql) === null || _b === void 0 ? void 0 : _b.hidden) !== true &&
((_d = (_c = value.metadata) === null || _c === void 0 ? void 0 : _c.graphql) === null || _d === void 0 ? void 0 : _d.searchable) !== false) {
if ((_f = (_e = value.metadata) === null || _e === void 0 ? void 0 : _e.graphql) === null || _f === void 0 ? void 0 : _f.mapper) {
//自定义mapper不需要扩展查询类型
searchFields[key] = {
definition: Object.assign(Object.assign({}, value), { nullable: true, metadata: { description: (_g = value.metadata) === null || _g === void 0 ? void 0 : _g.description } }),
mapper: (_j = (_h = value.metadata) === null || _h === void 0 ? void 0 : _h.graphql) === null || _j === void 0 ? void 0 : _j.mapper
};
}
else {
searchFields[key] = {
definition: advanceType(Object.assign(Object.assign({}, value), { nullable: true, metadata: { description: (_k = value.metadata) === null || _k === void 0 ? void 0 : _k.description } })),
mapper: function (option, argValue, sgContext) {
if (argValue !== undefined) {
option.where[sequelize_1.default.Op.and] =
option.where[sequelize_1.default.Op.and] || [];
if (argValue == null || typeof argValue === 'boolean') {
option.where[sequelize_1.default.Op.and].push({ [key]: argValue });
}
else {
const keyCondition = {};
for (const opKey of lodash_1.default.keys(argValue)) {
if (opKey !== 'contains') {
keyCondition[sequelize_1.default.Op[opKey]] = argValue[opKey];
}
else {
option.where[sequelize_1.default.Op.and].push(sequelize_1.default.literal(`json_contains(\`${key}\`, '${JSON.stringify(argValue[opKey])}' )`));
}
}
option.where[sequelize_1.default.Op.and].push({ [key]: keyCondition });
}
}
}
};
}
}
});
return searchFields;
};
exports.default = {
name: 'pluralQuery',
defaultOptions: {
enable: false
},
priority: 0,
description: 'Gen `plural query` for Schema',
applyToSchema: function pluralQuery(schema, options, schemas) {
const searchFields = getSearchFields(options.conditionFields || {}, schema, schemas);
const { enable } = options, config = __rest(options, ["enable"]);
schema.queries({
[`${StringHelper_1.default.toInitialLowerCase(config.name || schema.name + 's')}`]: {
hookOptions: config.hookOptions,
output: { type: schema.name + 'Connection' },
input: Object.assign(Object.assign({}, (lodash_1.default.keys(searchFields).length > 0
? {
condition: {
elements: {
properties: lodash_1.default.mapValues(searchFields, (fieldConfig) => {
const { mapper, definition } = fieldConfig;
return definition;
})
},
metadata: {
description: 'Query Condition'
}
}
}
: {})), { sort: {
elements: {
properties: {
field: {
enum: lodash_1.default.keys(searchFields)
},
order: {
enum: ['ASC', 'DESC']
}
}
},
metadata: {
description: 'Define the sort field'
}
} }),
resolve: function (args, context, info, sgContext) {
return __awaiter(this, void 0, void 0, function* () {
const dbModel = sgContext.models[schema.name];
const { sort = [{ field: 'id', order: 'ASC' }], condition = [] } = args || {};
const queryOption = { where: {}, bind: [], attributes: [] };
if (condition && condition.length > 0) {
const where = queryOption.where;
for (const c of condition) {
queryOption.where = {};
for (const key of lodash_1.default.keys(searchFields)) {
yield searchFields[key].mapper(queryOption, c[key], sgContext);
}
if (queryOption.where[sequelize_1.default.Op.and]) {
where[sequelize_1.default.Op.or] = where[sequelize_1.default.Op.or] || [];
where[sequelize_1.default.Op.or].push({
[sequelize_1.default.Op.and]: queryOption.where[sequelize_1.default.Op.and]
});
}
}
queryOption.where = where;
}
return dbModel.resolveRelayConnection({
pagination: args,
selectionInfo: info,
where: queryOption.where,
bind: queryOption.bind,
attributes: queryOption.attributes,
order: sort.map((s) => [s.field, s.order])
});
});
}
}
});
}
};
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