cms/app-client/mirage/serializers/sparse-document.js
changeset 324 92fc9d077f95
parent 275 a4d8618c2f1b
child 327 13564bb13ccc
--- a/cms/app-client/mirage/serializers/sparse-document.js	Thu Oct 06 16:45:37 2016 +0200
+++ b/cms/app-client/mirage/serializers/sparse-document.js	Fri Oct 07 02:07:34 2016 +0200
@@ -1,17 +1,20 @@
 // mirage/serializers/blog-post.js
 import BaseSerializer from './application';
 import _ from 'lodash';
+import utils from './utils';
 
 export default BaseSerializer.extend({
     attrs: ['id', 'title', 'language', 'url', 'issued', 'modified', 'publishers', 'mediaArray', 'transcript'],
 
     serialize(response, request) {
 
-        console.log(request, response);
         // This is how to call super, as Mirage borrows [Backbone's implementation of extend](http://backbonejs.org/#Model-extend)
         let json = BaseSerializer.prototype.serialize.apply(this, arguments);
 
-        json['documents'] = _.map(json['documents'], function(doc) {
+        let page = Math.max(parseInt(request.queryParams.page || 1) - 1, 0);
+        let perPage = parseInt(request.queryParams.perpage || 15);
+
+        json['documents'] = _.map(_.slice(json['documents'], page*perPage, (page+1)*perPage), function(doc) {
             let res = _.omit(doc, ['publishers', 'mediaArray', 'transcript']);
             res['publisher'] = doc['publishers'].join(', ');
             res['duration_ms'] = doc['mediaArray']?doc['mediaArray'][_(Object.keys(doc['mediaArray'])).first()]['extent_ms']:0;
@@ -19,7 +22,43 @@
             return res;
         });
 
+        let meta = {
+          total: response.models.length,
+          per_page: perPage,
+          current_page: page+1,
+          last_page: Math.floor(response.models.length/perPage)+1,
+          from: page*perPage + 1,
+          to: Math.min((page+1)*perPage, response.models.length),
+          prev_page_url: null,
+          next_page_url: null
+        };
+
+        let urlParts = utils.parseUri(request.url);
+
+        if(page>0) {
+          let prevUrlParts = _.clone(urlParts);
+          prevUrlParts.queryKey.page = page;
+          meta.prev_page_url = utils.mergeUri(prevUrlParts);
+        }
+
+        if(page<(meta.last_page-1)) {
+          let nextUrlParts = _.clone(urlParts);
+          nextUrlParts.queryKey.page = page+2;
+          meta.next_page_url = utils.mergeUri(nextUrlParts);
+        }
+
+        json['meta'] = meta;
+
         return json;
     }
 
 });
+
+// total	3373
+// per_page	15
+// current_page	1
+// last_page	225
+// next_page_url	"http://localhost:8000/api/v1/documents?page=2"
+// prev_page_url
+// from	1
+// to	15