readme update

README.md

@@ -8,9 +8,14 @@ This README aims to document functionality of backend as well as required steps
   - [Load location data](#load-location-data)
   - [Load taxonomy data](#load-taxonomy-data)
 - [Endpoints](#endpoints)
+- [Product Search](#product-search)
 - [Massive Data Load Endpoints](#massive-data-load-endpoints)
+  - [COOP and Managing User Data Load](#coop-and-managing-user-data-load)
+  - [Product Data Load](#product-data-load)
 - [GeoIP Setup](#geoip-setup)
 - [Development Utils](#development-utils)
+  - [Fake product data generation](#fake-product-data-generation)
+
 
 ## First Steps
 
@@ -154,7 +159,7 @@ Endpoint url: `/api/v1/stats/`
 logs about user interaction with products links
 
 
-## Geo location
+### Locations
 
 Location ednpoints:
 
@@ -164,8 +169,30 @@ Location ednpoints:
 - `/api/v1/cities/`
 
 
-## Massive Data Data Endpoints
+## Product Search
 
+Endpoint: `/api/v1/product_search/`
+
+Query parameters:
+
+  - `query_string`: text from the search input box
+
+
+Response format:
+
+```json
+{
+  "filters": {
+    "singles": ["tag1", "tag2"],  // for tags that aren't nested
+    "entry_1": ["subtag 1", "subtag 2"],  // for tree tags
+    "entry_2": ["subtag 1", "subtag 2"]   // one per penultimate tag in tree
+  },
+  "products" : [],    // list of serialized instances, in order of relevancy
+}
+
+```
+
+## Massive Data Load Endpoints
 
 ### COOP and Managing User Data Load
 
@@ -186,7 +213,6 @@ CSV headers: `id,nombre-producto,descripcion,imagen,url,precio,gastos-envio,cond
 Only admin users have access to endoint
 
 
-
 ## GeoIP Setup
 
 Module: `geoip2`
@@ -204,7 +230,7 @@ Optional:
 
 ## Development Utils
 
-### Fake product load
+### Fake product data generation
 
 To create a dataset of fake companies and products: