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fixing routing issue #3

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Merged
rakeshSgr merged 1 commit into from
Nov 18, 2021
Merged

fixing routing issue #3

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48 changes: 47 additions & 1 deletion configs/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -7,4 +7,50 @@

require("./mongodb")();

require("./kafka")();
require("./kafka")();
const path = require("path");
const fs = require("fs");
const requireAll = require("require-all");

global.PROJECT_ROOT_DIRECTORY = path.join(__dirname, '..');

//load base v1 controllers
const pathToController = PROJECT_ROOT_DIRECTORY + "/controllers/v1/";

fs.readdirSync(pathToController).forEach(function (file) {
checkWhetherFolderExistsOrNot(pathToController, file);
});

/**
* Check whether folder exists or Not.
* @method
* @name checkWhetherFolderExistsOrNot
* @param {String} pathToFolder - path to folder.
* @param {String} file - File name.
*/

function checkWhetherFolderExistsOrNot(pathToFolder, file) {

let folderExists = fs.lstatSync(pathToFolder + file).isDirectory();

if (folderExists) {
fs.readdirSync(pathToFolder + file).forEach(function (folderOrFile) {
checkWhetherFolderExistsOrNot(pathToFolder + file + "/", folderOrFile);
})

} else {
if (file.match(/\.js$/) !== null) {
require(pathToFolder + file);
}
}

}


// All controllers
global.controllers = requireAll({
dirname: PROJECT_ROOT_DIRECTORY + "/controllers",
resolve: function (Controller) {
return new Controller();
}
});
91 changes: 54 additions & 37 deletions routes/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -38,60 +38,77 @@ module.exports = (app) => {
return next(error);
}

try {
let controller;
if (req.params.file) {
controller = require(`../controllers/${req.params.version}/${req.params.controller}/${req.params.file}`);
} else {
controller = require(`../controllers/${req.params.version}/${req.params.controller}`);
}
controllerResponse = new controller()[req.params.method] ? await new controller()[req.params.method](req) : next();
} catch (error) { // If controller or service throws some random error
return next(error);
}

if (controllerResponse.isResponseAStream && controllerResponse.isResponseAStream == true) {
fs.exists(controllerResponse.fileNameWithPath, function (exists) {

if (exists) {

res.setHeader(
'Content-disposition',
'attachment; filename=' + controllerResponse.fileNameWithPath.split('/').pop()
);
res.set('Content-Type', 'application/octet-stream');
fs.createReadStream(controllerResponse.fileNameWithPath).pipe(res);

} else {}
});
if (!req.params.version) {
next();
} else if (!controllers[req.params.version]) {
next();
} else if (!controllers[req.params.version][req.params.controller]) {
next();
} else if (!(controllers[req.params.version][req.params.controller][req.params.method] ||
controllers[req.params.version][req.params.controller][req.params.file][req.params.method])) {
next();
} else if (req.params.method.startsWith("_")) {
next();
} else {
if (controllerResponse.statusCode !== 200 && controllerResponse.statusCode !== 201 && controllerResponse.statusCode !== 202) {
/* If error obtained then global error handler gets executed */
return next(controllerResponse);
try {

if (req.params.file) {
controllerResponse =
await controllers[req.params.version][req.params.controller][req.params.file][req.params.method](req);
} else {
controllerResponse =
await controllers[req.params.version][req.params.controller][req.params.method](req);
}


} catch (error) { // If controller or service throws some random error
return next(error);
}

if (controllerResponse.isResponseAStream && controllerResponse.isResponseAStream == true) {
fs.exists(controllerResponse.fileNameWithPath, function (exists) {

if (exists) {

res.setHeader(
'Content-disposition',
'attachment; filename=' + controllerResponse.fileNameWithPath.split('/').pop()
);
res.set('Content-Type', 'application/octet-stream');
fs.createReadStream(controllerResponse.fileNameWithPath).pipe(res);

} else {}
});
} else {
if (controllerResponse.statusCode !== 200 && controllerResponse.statusCode !== 201 && controllerResponse.statusCode !== 202) {
/* If error obtained then global error handler gets executed */
return next(controllerResponse);
}

res.status(controllerResponse.statusCode).json({
responseCode: controllerResponse.responseCode,
message: controllerResponse.message,
result: controllerResponse.result
});
}

res.status(controllerResponse.statusCode).json({
responseCode: controllerResponse.responseCode,
message: controllerResponse.message,
result: controllerResponse.result
});
}

}


app.all("/user/:version/:controller/:method", validator, router);
app.all("/user/:version/:controller/:method/:id", validator, router);
app.all("/user/:version/:controller/:file/:method", validator, router);
app.all("/user/:version/:controller/:file/:method/:id", router);
app.all("/user/:version/:controller/:method/:id", validator, router);
app.all("/user/:version/:controller/:file/:method/:id", validator, router);

app.use((req, res, next) => {
res.status(404).json({
responseCode: 'RESOURCE_ERROR',
message: 'Requested resource not found!',
});
});

// Global error handling middleware, should be present in last in the stack of a middleware's
app.use((error, req, res, next) => {
const status = error.statusCode || 500;
Expand Down