Check plugins (#221)

* Include examples in checkPlugins. Fix errors and lint.

* Remove on push

* Show tick for successful tests

examples/Tdarr_Plugin_pre1_Pre_Proc_Example.js

@@ -0,0 +1,163 @@
+// Rules disabled for example purposes
+/* eslint max-len: 0 */ // --> OFF
+/* eslint no-unused-vars: 0 */ // --> OFF
+/* eslint global-require: 0 */ // --> OFF
+/* eslint import/no-extraneous-dependencies: 0 */ // --> OFF
+/* eslint no-console: 0 */ // --> OFF
+
+const loadDefaultValues = require('../methods/loadDefaultValues');
+// List any npm dependencies which the plugin needs, they will be auto installed when the plugin runs:
+module.exports.dependencies = [
+  'import-fresh',
+];
+
+const details = () => ({
+  id: 'Tdarr_Plugin_pre1_Pre_Proc_Example',
+  Stage: 'Pre-processing', // Pre-processing or Post-processing. Determines when the plugin will be executed.
+  Name: 'No title meta data ',
+  Type: 'Video',
+  Operation: 'Transcode',
+  Description: 'This plugin removes metadata (if a title exists). The output container is the same as the original. \n\n',
+  Version: '1.00',
+  Tags: 'ffmpeg,h265', // Provide tags to categorise your plugin in the plugin browser.Tag options: h265,hevc,h264,nvenc h265,nvenc h264,video only,audio only,subtitle only,handbrake,ffmpeg,radarr,sonarr,pre-processing,post-processing,configurable
+
+  Inputs: [
+    // (Optional) Inputs you'd like the user to enter to allow your plugin to be easily configurable from the UI
+    {
+      name: 'language',
+      type: 'string', // set the data type of the input ('string', 'number', 'boolean')
+      defaultValue: 'eng', // set the default value of the input incase the user enters no input
+      inputUI: {
+        type: 'text', // specify how the input UI will appear to the user ('text' or 'dropdown')
+      },
+      // inputUI: {            // dropdown inputUI example
+      //   type: 'dropdown',
+      //   options: [
+      //     'false',
+      //     'true',
+      //   ],
+      // },
+      tooltip: `Enter one language tag here for the language of the subtitles you'd like to keep. 
+      
+      \\nExample:\\n 
+      eng  
+      
+      \\nExample:\\n 
+      
+      fr  
+      
+      \\nExample:\\n 
+      
+      de`, // Each line following `Example:` will be clearly formatted. \\n used for line breaks
+    },
+    {
+      name: 'channels',
+      type: 'number',
+      defaultValue: 2,
+      inputUI: {
+        type: 'dropdown',
+        options: [
+          '1',
+          '2',
+          '6',
+        ],
+      },
+      tooltip: `Desired audio channel number.
+      \\nExample:\\n
+      2`,
+    },
+  ],
+});
+
+// eslint-disable-next-line no-unused-vars
+const plugin = (file, librarySettings, inputs, otherArguments) => {
+  // eslint-disable-next-line no-unused-vars,no-param-reassign
+  inputs = loadDefaultValues(inputs, details);
+  // Only 'require' dependencies within this function or other functions. Do not require in the top scope.
+  const importFresh = require('import-fresh');
+
+  // Must return this object at some point in the function else plugin will fail.
+
+  const response = {
+    processFile: false, // If set to false, the file will be skipped. Set to true to have the file transcoded.
+    preset: '', // HandBrake/FFmpeg CLI arguments you'd like to use.
+    // For FFmpeg, the input arguments come first followed by <io>, followed by the output argument.
+    // Examples
+    // HandBrake
+    // '-Z "Very Fast 1080p30"'
+    // FFmpeg
+    // '-sn <io> -map_metadata -1 -c:v copy -c:a copy'
+    container: '.mp4', // The container of the transcoded output file.
+    handBrakeMode: false, // Set whether to use HandBrake or FFmpeg for transcoding
+    FFmpegMode: false,
+    infoLog: '', // This will be shown when the user clicks the 'i' (info) button on a file in the output queue if
+    // it has been skipped.
+    // Give reasons why it has been skipped ('File has no title metadata, File meets conditions!')
+
+    // Optional (include together)
+    file,
+    removeFromDB: false, // Tell Tdarr to remove file from database if true
+    updateDB: false, // Change file object above and update database if true
+  };
+
+  console.log(inputs.language); // eng if user entered 'eng' in input box in Tdarr plugin UI
+  console.log(inputs.channels); // 2 if user entered '2' in input box in Tdarr plugin UI
+
+  // Here we specify that we want the output file container to be the same as the current container.
+  response.container = `.${file.container}`;
+
+  // We will use FFmpeg for this procedure.
+  response.FFmpegMode = true;
+
+  // Check if file has title metadata
+  if (file.meta.Title !== undefined) {
+    // if so, remove it
+
+    response.infoLog += ' File has title metadata';
+    response.preset = ',-map_metadata -1 -c:v copy -c:a copy';
+    response.processFile = true;
+    return response;
+  }
+  response.infoLog += ' File has no title metadata';
+
+  response.infoLog += ' File meets conditions!';
+  return response;
+};
+
+module.exports.onTranscodeSuccess = function onTranscodeSuccess(
+  file,
+  librarySettings,
+  inputs,
+) {
+  console.log(
+    'Transcode success! Now do some stuff with the newly scanned file.',
+  );
+
+  // Optional response if you need to modify database
+  const response = {
+    file,
+    removeFromDB: false,
+    updateDB: false,
+  };
+
+  return response;
+};
+
+module.exports.onTranscodeError = function onTranscodeError(
+  file,
+  librarySettings,
+  inputs,
+) {
+  console.log('Transcode fail! Now do some stuff with the original file.');
+
+  // Optional response if you need to modify database
+  const response = {
+    file,
+    removeFromDB: false,
+    updateDB: false,
+  };
+
+  return response;
+};
+module.exports.details = details;
+module.exports.plugin = plugin;