bug #2210 - alignment and margins for smaller screens

src/status_im/ui/screens/discover/all_dapps/views.cljs

@@ -15,16 +15,17 @@
       (re-frame/dispatch [:navigate-to :discover-dapp-details])))
 
 (defn render-dapp [{:keys [name photo-path dapp?] :as dapp}]
-  [react/touchable-highlight {:on-press #(navigate-to-dapp dapp)}
+  [react/touchable-highlight {:on-press #(navigate-to-dapp dapp)
+                              :disabled  (empty? name)}
     [react/view {:style styles/all-dapps-flat-list-item}
-      [react/view styles/dapps-list-item-second-row
+
        [react/view styles/dapps-list-item-name-container
         [react/view styles/dapps-list-item-avatar-container
          [react/view [chat-icon/contact-icon-view dapp {:size 80}]]]
         [react/text {:style           styles/dapps-list-item-name
                      :font            :medium
                      :number-of-lines 2}
-         name]]]]])
+         name]]]])
 
 ;; TODO(oskarth): Move this to top level discover ns
 (defn preview [dapps]
@@ -44,15 +45,27 @@
                       :content-container-style           styles/dapp-preview-flat-list}]
      [react/text (i18n/label :t/none)])])
 
+;; todo(goranjovic): this is a hacky fix for the dapp alignment problem in a flatlist based grid
+;; it works fine only if the number of items is evenly divisible with the number of columns
+;; so we make it so by adding up blank dapp items.
+;; the proper solution might be to find a decent component for grid lists
+(defn add-blank-dapps-for-padding [columns dapps]
+  (let [extras (mod (count dapps) columns)]
+    (if (zero? extras)
+      dapps
+      (concat dapps
+              (repeat (- columns extras) {:name ""})))))
+
 (defview main []
   (letsubs [all-dapps    [:get-all-dapps]
             tabs-hidden? [:tabs-hidden?]]
+    (let [columns 3]
       (when (seq all-dapps)
         [react/view styles/all-dapps-container
          [toolbar/toolbar {}
           toolbar/default-nav-back
           [toolbar/content-title (i18n/label :t/dapps)]]
-       [list/flat-list {:data                    (vals all-dapps)
+         [list/flat-list {:data                    (add-blank-dapps-for-padding columns (vals all-dapps))
                           :render-fn               render-dapp
-                        :num-columns             3
-                        :content-container-style styles/all-dapps-flat-list}]])))
+                          :num-columns             columns
+                          :content-container-style styles/all-dapps-flat-list}]]))))

src/status_im/ui/screens/discover/styles.cljs

@@ -183,24 +183,20 @@
    :background-color background-color})
 
 (def all-dapps-flat-list
-  {:justify-content  :center
-   :flex-direction   :row
+  {:flex-direction   :column
    :flex-wrap        :wrap
+   :justify-content  :center
+   :align-items      :center
    :margin-top       8
    :background-color styles/color-white})
 
 (def all-dapps-flat-list-item
   {:margin          10
-   :width           100
+   :width           90
    :height          140
    :justify-content :center
    :align-items     :center})
 
-(def dapps-list-item-second-row
-  {:flex    1
-   :padding 4
-   :margin  4})
-
 (def dapps-list-item-name-container
   {:background-color styles/color-white
    :flex-direction   :column