doc(trackers): documentation about how write own strategy

README.md

@@ -38,6 +38,8 @@ We are welcome any contributing: bug fixes, improvements, code refactoring and o
 
 [Translation guide](docs/TRANSLATION.md)
 
+[Own strategy / Other tracker support](docs/TRACKERS.md)
+
 ## Usage Manuals
 * [English](docs/USAGE.md)
 * [Russian](docs/USAGE.RU.md)

docs/TRACKERS.md

@@ -0,0 +1,36 @@
+## Implementation own tracker strategy
+
+In a case you wanna add support of getting description from any web tracker, here the instruction:
+
+## Strategy implementation
+
+You need to create folowing files:
+
+1. src/background/strategies/`newStrategy`.js (your strategy implementation) - [Examples](../src/background/strategies)
+2. tests/strategies/`newStrategy`.js (test for your strategy) - [Examples](../tests/strategies)
+
+You need to implements follwing methods:
+
+* `get name()` - Name of the strategy
+* `async findHash()` - Return object of respoce type
+* * Example of respoce object:
+```json
+{ 
+	name: 'Name of torrent',
+  	poster: 'Link to poster of torrent',
+  	description: 'Description of torrent in text format.',
+  	contentCategory: 'Category of torrent'
+	... Other additional files 
+}
+```
+
+## Client modification:
+
+Add post to `app/trackers-images.js`:
+```javascript
+{
+	info.trackers.includes('1337x')
+	&&
+	<a href={`https://example.com/${info.yourFiledForLink}`}><img src='list to image' style={{height: 32}} /></a>
+}
+```