bismuth/CONTRIBUTING.md
2021-10-02 22:58:11 +03:00

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<!--
SPDX-FileCopyrightText: 2021 Mikhail Zolotukhin <mail@genda.life>
SPDX-License-Identifier: MIT
-->
# 🤝 Contributing
We glad, that you want to contribute to the project. To make things easier please read the
following.
## 🏗️ Development packages
To make sure you can develop the script install all the tools you need:
- [REUSE tool](https://git.fsfe.org/reuse/tool#install)
- [npm](https://docs.npmjs.com/downloading-and-installing-node-js-and-npm)
## 👷 Prepare environment
To prepare environment, clone the project and execute the following:
```sh
npm install # Install development dependencies
npm run prepare # Install Git hooks
```
This will install all the things you need, including TypeScript compiler, Unit Testing
framework and so fore so on.
The last command will install Git pre-commit hooks you will need, such as automatic
REUSE validation and autoformatting.
## 🔨 Compile the script
To compile the script execute the following:
```sh
npm run build
```
This will compile the script via TypeScript and produce the JS output adapted to
[QML Javascript Environment](https://doc.qt.io/qt-5/qtqml-javascript-hostenvironment.html).
## 📦 Packaging and installation
To create a package from the compiled output run:
```sh
npm run package
```
This will produce a `.kwinscript` package, useful for installation in KWin Scripts KCM.
But you can actually automate the installation process via script:
```sh
npm run script-install
```
Note however, that if you have the script already installed and enabled, you need to
restart KWin, so that it can apply the changes you've made. To do so you have a
convenient script too:
```sh
npm run install-and-restart-kwin-x11
```
This will run the previous steps for you and restart KWin, if you're using X11 session.
After you quit the restarted KWin, it will automatically restart in the background, so
that you working session remains in tact.
## 🧪 Unit testing
Bismuth comes with unit tests. To run them execute the standard npm command:
```sh
npm test
```
There is an important note, regarding the unit testing. All the tests are run
on the Node.js environment. Basically, it means that the global environment you
see in unit-tests and the global environment you see in the script, while it is
running in KWin scripting environment, are not the same. Because of this we
minimize the usage of global object in the code, and you should do the same.
## 📑 API Documentation generation
To generate API docs, run the following:
```sh
npm run docs
```
This will generate the documentation via TypeDoc in the build directory.
## 😥 This seems complicated
Don't worry. The npm commands from the above depend on each other. That means
that in a typical development workflow you will need only to run of them.
For example, if I want to manually test the script after some changes, I run:
```sh
npm run install-and-restart-kwin-x11
```
This commands will automatically build the script, package it, install it and
restart the KWin, so that I can see the changes. No need to worry about the
steps.
## ❓ FAQ
### I already installed Bismuth, but I don't want to replace it with development version
Bismuth can be temporarily loaded via KWin DBus API without installing:
```sh
npm run start
npm run stop
```
Note that Bismuth can destroy itself completely once it is disabled, so no
restart is required to deactivated it.
### I am not a developer
Do not worry, you can still contribute fixing the documentation or just opening
the issues and reporting bugs! Do not underestimate your impact, as the job of
tester and bug triager is one of the most valuable in any software project.
What the use of being a developer if you don't know what to fix or implement?
### What skills do I need to contribute as a developer?
Bismuth is written in TypeScript, so you'll have to know some. To learn it, check out
the [Handbook](https://www.typescriptlang.org/docs/handbook/). If you know JavaScript
and have an experience in some strongly typed language, it will be easy, and even if
it not, you're still doing a great job - you can do it!
You'll also need to know something about KWin scripting and Qt JavaScript Environment.
For KWin scripting there is [a tutorial on the KDE developer portal](https://develop.kde.org/docs/plasma/kwin/).
And for Qt JavaScript things you can check out
[the official documentation](https://doc.qt.io/qt-5/qtqml-javascript-hostenvironment.html).