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index.js
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index.js
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/* eslint-disable no-return-await */
/* eslint-disable no-underscore-dangle */
const jwt = require('jsonwebtoken');
const bcrypt = require('bcrypt');
const ObjectID = require('mongoose').Types.ObjectId;
/**
*
* @param {Object} Model
* @param {Object} finder
* @param {String} populate
* @param {String} select
* @returns
*/
exports.ifExist = async (Model, finder, populate = null, select = null) =>
await Model.findOne(finder).populate(populate).select(select);
/**
*
* @param {Response} res
* @param {Object} Model
* @param {String} populate
* @param {String} select
* @param {String} sort
* @param {Number} limit
* @param {Object} finder
* @returns
*/
exports.getAll = async (
res,
Model,
finder = null,
populate = null,
data = null,
select = null,
sort = null,
limit = null
) => {
const all = await Model.find(finder || {})
.populate(populate)
.select(select)
.sort(sort)
.limit(limit);
if (all && data) return all;
if (all) res.status(200).json(all);
};
/**
*
* @param {Response} res
* @param {Object} Model
* @param {*} unique
* @param {String} finder
* @param {String} populate
* @param {String} select
* @returns
*/
exports.getOne = async (
res,
Model,
finder,
populate = null,
data = null,
select = null
) => {
if (finder._id && !ObjectID.isValid(finder._id))
return res.status(400).json({ message: `l'ID ${finder} n'est pas valide` });
const single = await this.ifExist(Model, finder, populate, select);
if (single && data) return single;
if (single) return res.status(200).json(single);
};
/**
*
* @param {Request} req
* @param {Response} res
* @param {Object} Model
* @param {Object} validation
* @param {Object} finder
* @param {Object} multer
* @returns
*/
exports.add = async (
req,
res,
Model,
validation = null,
finder = null,
multer = null
) => {
let newElement;
if (validation) {
const { error } = validation(req.body);
if (error) return res.status(400).json(error.details[0].message);
}
if (finder) {
const ifExist = await this.ifExist(Model, finder);
if (ifExist) return res.status(400).json(`element existant `);
}
!multer
? (newElement = new Model({ ...req.body }))
: (newElement = new Model({ ...req.body, ...multer }));
newElement = await newElement.save();
return res.status(201).json(newElement);
};
/**
*
* @param {Request} req
* @param {Response} res
* @param {Object} Model
* @param {Object} finder
* @returns
*/
exports.deleteOne = async (req, res, Model, finder = null) => {
if (!ObjectID.isValid(req.params._id))
return res
.status(404)
.json({ message: `l'ID ${req.params._id} n'est pas valide` });
if (finder && (await Model.remove(finder).exec()))
return res.status(200).json({
message: `${finder} est supprimer avec succées`,
});
if (await Model.remove({ _id: req.params._id }).exec())
return res.status(200).json({
message: `${req.params._id} est supprimer avec succées`,
});
// return res.status(400).json(`element non existant`);
};
/**
*
* @param {Request} req
* @param {Response} res
* @param {Object} Model
* @param {Object} validation
* @param {Object} multer
* @returns
*/
exports.update = (req, res, Model, validation = null, multer = null) => {
if (!ObjectID.isValid(req.params._id))
return res
.status(404)
.json({ message: `l'ID ${req.params._id} n'est pas reconnu` });
if (validation) {
const { error } = validation(req.body);
if (error) return res.status(400).json(error.details[0].message);
}
multer
? Model.findByIdAndUpdate(
{ _id: req.params._id },
{ $set: { ...req.body } },
{ new: true, useFindAndModify: true, upsert: true },
(err, updated) => {
!err ? res.status(200).json(updated) : res.status(400).json({ err });
}
)
: Model.findByIdAndUpdate(
{ _id: req.params._id },
{ $set: { ...req.body, ...multer } },
{ new: true, useFindAndModify: true, upsert: true },
(err, updated) => {
!err ? res.status(200).json(updated) : res.status(400).json({ err });
}
);
};
/**
*
* @param {Response} res
* @param {Object} Model
* @returns
*/
exports.deleteAll = async (res, Model) => {
if (await Model.deleteMany())
return res.status(200).json({
message: `table supprimer`,
});
};
// =================== Auth ======================//
/**
*
* @param {*} data
* @returns
*/
exports.createToken = (data) =>
jwt.sign({ data }, process.env.SECRET_TOKEN, {
expiresIn: process.env.JWT_EXPIRATION_TIME,
});
/**
*
* @param {Request} req
* @param {Response} res
* @param {Object} Model
* @param {Object} validation
* @param {*} unique
* @param {String} finder
* @param {String} Role
* @returns
*/
exports.register = async (
req,
res,
Model,
validation = null,
finder = null,
Role = null
) => {
if (validation) {
const { error } = validation(req.body);
if (error) return res.status(400).json(error.details[0].message);
}
if (finder) {
const ifUserExist = await this.ifExist(Model, finder);
if (ifUserExist) return res.status(400).json(`${finder} existant `);
}
const newUser = new Model({ ...req.body });
newUser.password = await bcrypt.hash(
req.body.password,
await bcrypt.genSalt(10)
);
if (Role) newUser.role = Role;
const savedUser = await newUser.save();
if (savedUser) {
const token = this.createToken({ id: newUser._id, role: newUser.role });
return res
.status(200)
.cookie('_token', token, {
httpOnly: true,
maxAge: process.env.JWT_EXPIRATION_TIME,
})
.json({ role: savedUser.role, isAuthenticated: true });
}
};
exports.login = async (req, res, Model, validation = null, finder = null) => {
if (validation) {
const { error } = validation(req.body);
if (error) return res.status(400).json(error.details[0].message);
}
const UserExist = await this.ifExist(Model, finder);
if (
!UserExist ||
!(await bcrypt.compare(req.body.password, UserExist.password))
)
return res.status(400).json('identifiant ou password Incorrect');
const token = this.createToken({ id: UserExist._id, role: UserExist.role });
return res
.status(200)
.cookie('_token', token, {
httpOnly: true,
maxAge: process.env.JWT_EXPIRATION_TIME,
})
.json({ role: UserExist.role, isAuthenticated: true });
};
// ==============Middleware ==================== //
exports.auth = async (req, res, next) => {
const token = req.cookies._token;
if (token) {
jwt.verify(token, process.env.SECRET_TOKEN, async (err, decodedToken) => {
if (!err && decodedToken.data.role === res.Role) {
res.currentUser = await res.Model.findOne({
_id: decodedToken.data.id,
}).select('-password');
next();
} else {
res.clearCookie('_token').json(`private root need ${res.Role} login`);
}
});
} else {
return res.status(400).json(`private root need ${res.Role} login`);
}
};
exports.verifIsAuthenticated = (req, res) => {
const token = req.cookies._token;
if (token) {
jwt.verify(token, process.env.SECRET_TOKEN, (err, decodedToken) => {
if (err) {
res.clearCookie('_token').json('private root need login');
} else {
res
.status(200)
.json({ role: decodedToken.data.role, isAuthenticated: true });
}
});
} else {
res.json({ role: '', isAuthenticated: false });
}
};