@napp/api-server
Version:
Rest full api. Server
221 lines • 10 kB
JavaScript
"use strict";
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 __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.AHandlerWrap = exports.AHandler = void 0;
var AHandler = /** @class */ (function () {
function AHandler(meta, opt) {
this.meta = meta;
this.opt = opt;
}
AHandler.prototype.getOptions = function () {
return {
meta: this.meta,
befores: this.opt.befores || [],
validation: this.opt.validation,
action: this.opt.action
};
};
return AHandler;
}());
exports.AHandler = AHandler;
var AHandlerWrap = /** @class */ (function () {
function AHandlerWrap(module, handler) {
this.module = module;
var $ = handler.getOptions();
this.meta = $.meta;
this._validation = $.validation;
this._action = $.action;
this._befores = $.befores;
}
Object.defineProperty(AHandlerWrap.prototype, "name", {
get: function () {
return this.meta.name;
},
enumerable: false,
configurable: true
});
Object.defineProperty(AHandlerWrap.prototype, "path", {
get: function () {
return this.meta.path || '/' + this.meta.name;
},
enumerable: false,
configurable: true
});
Object.defineProperty(AHandlerWrap.prototype, "method", {
get: function () {
return this.meta.method || 'get';
},
enumerable: false,
configurable: true
});
AHandlerWrap.prototype.getBefores = function () {
return this._befores || [];
};
AHandlerWrap.prototype.buildReqParam = function (req) {
var query = req.query || {};
var path = req.params || {};
var body = req.body || {};
var param = {
body: body, path: path, query: query
};
if (this.meta.pipe && this.meta.pipe.fromHttp) {
return this.meta.pipe.fromHttp(param);
}
if (this.method == 'get' || this.method == 'delete') {
return query;
}
if (this.method == 'put' || this.method == 'post') {
return body;
}
return path;
};
AHandlerWrap.prototype.response = function (actionResult, req, res) {
return __awaiter(this, void 0, void 0, function () {
var param, responseFilters, _i, responseFilters_1, filter, error_1, err;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
param = {
actionResult: actionResult,
expressRes: res,
expressReq: req,
handled: false,
refilter: function (result) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.response(result, req, res)];
case 1: return [2 /*return*/, _a.sent()];
}
});
}); }
};
responseFilters = this.module.getResponseFilters();
if (!responseFilters) return [3 /*break*/, 7];
_i = 0, responseFilters_1 = responseFilters;
_a.label = 1;
case 1:
if (!(_i < responseFilters_1.length)) return [3 /*break*/, 7];
filter = responseFilters_1[_i];
_a.label = 2;
case 2:
_a.trys.push([2, 4, , 5]);
return [4 /*yield*/, filter.filter(param)];
case 3:
_a.sent();
return [3 /*break*/, 5];
case 4:
error_1 = _a.sent();
this.module.log('error', "the filter cannot send response", { actionResult: actionResult, filter: filter });
throw error_1;
case 5:
if (param.handled) {
return [2 /*return*/];
}
_a.label = 6;
case 6:
_i++;
return [3 /*break*/, 1];
case 7:
try {
err = actionResult;
if (err instanceof Error) {
res.status(500).json({
name: err.name,
message: err.message
});
}
else {
return [2 /*return*/, res.json(actionResult)];
}
}
catch (error) {
this.module.log('error', 'default json response error', { error: error.message });
}
throw new Error('not handled response filter');
}
});
});
};
AHandlerWrap.prototype.action = function (req, res, next, errorHandle) {
var _this = this;
this.doAction(req, res, next)
.then(function (result) { return _this.response(result, req, res); })
.catch(function (err) {
if (errorHandle) {
var errRest = errorHandle(err);
return _this.response(errRest, req, res)
.catch(function (respError) {
_this.module.log('error', "responise error. response error", { error: respError });
try {
return res.end();
}
catch (error) { }
});
}
return next(err);
});
};
AHandlerWrap.prototype.doAction = function (req, res, next) {
return __awaiter(this, void 0, void 0, function () {
var params, ctx;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
params = this.buildReqParam(req);
if (this.meta.validation) {
this.meta.validation(params);
}
ctx = {
req: req, res: res
};
if (!this._validation) return [3 /*break*/, 2];
return [4 /*yield*/, this._validation(params, ctx)];
case 1:
_a.sent();
_a.label = 2;
case 2: return [4 /*yield*/, this._action(params, ctx)];
case 3: return [2 /*return*/, _a.sent()];
}
});
});
};
return AHandlerWrap;
}());
exports.AHandlerWrap = AHandlerWrap;
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