Plug-in new text parsing engine

src/status_im/chat/commands/core.cljs

@@ -3,7 +3,7 @@
             [clojure.set :as set]
             [pluto.reader.hooks :as hooks]
             [status-im.constants :as constants]
-            [status-im.chat.constants :as chat-constants]
+            [status-im.chat.constants :as chat.constants]
             [status-im.chat.commands.protocol :as protocol]
             [status-im.chat.commands.impl.transactions :as transactions]
             [status-im.utils.handlers :as handlers]
@@ -22,7 +22,7 @@
   "Given the command instance, returns command name as displayed in chat input,
   with leading `/` character."
   [type]
-  (str chat-constants/command-char (protocol/id type)))
+  (str chat.constants/command-char (protocol/id type)))
 
 (defn command-description
   "Returns description for the command."

src/status_im/chat/models/message.cljs

@@ -36,11 +36,18 @@
       :message              message})))
 
 (defn- prepare-message
-  [{:keys [content] :as message} chat-id current-chat?]
+  [{:keys [content content-type] :as message} chat-id current-chat?]
+  (let [emoji? (message-content/emoji-only-content? content)]
     ;; TODO janherich: enable the animations again once we can do them more efficiently
     (cond-> (assoc message :appearing? true)
-    (not current-chat?) (assoc :appearing? false)
+      (not current-chat?)
-    (message-content/emoji-only-content? content) (assoc :content-type constants/content-type-emoji)))
+      (assoc :appearing? false)
+
+      emoji?
+      (assoc :content-type constants/content-type-emoji)
+
+      (and (= constants/content-type-text content-type) (not emoji?))
+      (update :content message-content/enrich-content))))
 
 (fx/defn re-index-message-groups
   "Relative datemarks of message groups can get obsolete with passing time,
@@ -326,6 +333,10 @@
                                                 (add-message-type chat))]
     (upsert-and-send cofx message-data)))
 
+(fx/defn toggle-expand-message
+  [{:keys [db]} chat-id message-id]
+  {:db (update-in db [:chats chat-id :messages message-id :expanded?] not)})
+
 ;; effects
 
 (re-frame.core/reg-fx

src/status_im/chat/models/message_content.cljs

@@ -2,109 +2,103 @@
   (:require [clojure.string :as string]
             [status-im.constants :as constants]))
 
-(def ^:private actions {:link    constants/regx-url
+(def stylings [[:bold   constants/regx-bold]
-                        :tag     constants/regx-tag
+               [:italic constants/regx-italic]
-                        :mention constants/regx-mention})
+               [:backquote constants/regx-backquote]])
 
-(def ^:private stylings {:bold   constants/regx-bold
+(def styling-keys (into #{} (map first) stylings))
-                         :italic constants/regx-italic})
 
-(def ^:private styling-characters #"\*|~")
+(def ^:private actions [[:link    constants/regx-url]
+                        [:tag     constants/regx-tag]
+                        [:mention constants/regx-mention]])
 
-(def ^:private type->regex (merge actions stylings))
+(defn- blank-string [size]
+  (.repeat " " size))
 
-(defn- right-to-left-text? [text]
+(defn- clear-ranges [ranges input]
-  (and (seq text)
+  (reduce (fn [acc [start end]]
-       (re-matches constants/regx-rtl-characters (first text))))
+            (.concat (subs acc 0 start) (blank-string (- end start)) (subs acc end)))
+          input ranges))
 
 (defn- query-regex [regex content]
   (loop [input   content
          matches []
          offset  0]
     (if-let [match (.exec regex input)]
-      (let [match-value    (aget match 0)
+      (let [match-value    (first match)
+            match-size     (count match-value)
             relative-index (.-index match)
             start-index    (+ offset relative-index)
-            end-index      (+ start-index (count match-value))]
+            end-index      (+ start-index match-size)]
-        (recur (apply str (drop end-index input))
+        (recur (subs input (+ relative-index match-size))
                (conj matches [start-index end-index])
                end-index))
       (seq matches))))
 
+(defn- right-to-left-text? [text]
+  (and (seq text)
+       (re-matches constants/regx-rtl-characters (first text))))
+
+(defn- should-collapse? [text]
+  (or (<= constants/chars-collapse-threshold (count text))
+      (<= constants/lines-collapse-threshold (inc (count (query-regex #"\n" text))))))
+
+(defn- sorted-ranges [{:keys [metadata text]} metadata-keys]
+  (->> (if metadata-keys
+         (select-keys metadata metadata-keys)
+         metadata)
+       (reduce-kv (fn [acc type ranges]
+                    (reduce #(assoc %1 %2 type) acc ranges))
+                  {})
+       (sort-by ffirst)))
+
+(defn build-render-recipe
+  "Builds render recipe from message text and metadata, can be used by render code
+  by simply iterating over it and paying attention to `:kind` set for each segment of text.
+  Optional in optional 2 arity version, you can pass collection of keys determining which
+  metadata to include in the render recipe (all of them by default)."
+  ([content]
+   (build-render-recipe content nil))
+  ([{:keys [text metadata] :as content} metadata-keys]
+   (when metadata
+     (let [[offset builder] (->> (sorted-ranges content metadata-keys)
+                                 (reduce (fn [[offset builder] [[start end] kind]]
+                                           (if (< start offset)
+                                             [offset builder] ;; next record is nested, not allowed, discard
+                                             (let [record-text (subs text start end)
+                                                   record      (if (styling-keys kind)
+                                                                 [(subs record-text 1
+                                                                        (dec (count record-text))) kind]
+                                                                 [record-text kind])]
+                                               (if-let [padding (when-not (= offset start)
+                                                                  [(subs text offset start) :text])]
+                                                 [end (conj builder padding record)]
+                                                 [end (conj builder record)]))))
+                                         [0 []]))
+           end-record       (when-not (= offset (count text))
+                              [(subs text offset (count text)) :text])]
+       (cond-> builder
+         end-record (conj end-record))))))
+
 (defn enrich-content
-  "Enriches message content with `:metadata` and `:rtl?` information.
+  "Enriches message content with `:metadata`, `:render-recipe` and `:rtl?` information.
   Metadata map keys can by any of the `:link`, `:tag`, `:mention` actions
   or `:bold` and `:italic` stylings.
   Value for each key is sequence of tuples representing ranges in original
   `:text` content. "
   [{:keys [text] :as content}]
-  (let [metadata (reduce-kv (fn [metadata type regex]
+  (let [[_ metadata] (reduce (fn [[text metadata] [type regex]]
                                (if-let [matches (query-regex regex text)]
-                                (assoc metadata type matches)
+                                 [(clear-ranges matches text) (assoc metadata type matches)]
-                                metadata))
+                                 [text metadata]))
-                            {}
+                             [text {}]
-                            type->regex)]
+                             (into stylings actions))]
     (cond-> content
-      (seq metadata) (assoc :metadata metadata)
+      (seq metadata) (as-> content
-      (right-to-left-text? text) (assoc :rtl? true))))
+                           (assoc content :metadata metadata)
-
+                       (assoc content :render-recipe (build-render-recipe content)))
-(defn- sorted-ranges [{:keys [metadata text]}]
+      (right-to-left-text? text) (assoc :rtl? true)
-  (->> metadata
+      (should-collapse? text) (assoc :should-collapse? true))))
-       (reduce-kv (fn [acc type ranges]
-                    (reduce #(assoc %1 %2 type) acc ranges))
-                  {})
-       (sort-by (comp (juxt first second) first))
-       (cons [[0 (count text)] :text])))
-
-(defn- last-index [result]
-  (or (some-> result peek :end) 0))
-
-(defn- start [[[start]]] start)
-
-(defn- end [[[_ end]]] end)
-
-(defn- kind [[_ kind]] kind)
-
-(defn- result-record [start end path]
-  {:start start
-   :end   end
-   :kind  (into #{} (map kind) path)})
-
-(defn build-render-recipe
-  "Builds render recipe from message text and metadata, can be used by render code
-  by simply iterating over it and paying attention to `:kind` set for each segment of text."
-  [{:keys [text metadata] :as content}]
-  (letfn [(builder [[top :as stack] [input & rest-inputs :as inputs] result]
-            (if (seq input)
-              (cond
-                ;; input is child of the top
-                (and (<= (start input) (end top))
-                     (<= (end input) (end top)))
-                (recur (conj stack input) rest-inputs
-                       (conj result (result-record (last-index result) (start input) stack)))
-                ;; input overlaps top, it's neither child, nor sibling, discard input
-                (and (>= (start input) (start top))
-                     (<= (start input) (end top)))
-                (recur stack rest-inputs result)
-                ;; the only remaining possibility, input is next sibling to top
-                :else
-                (recur (rest stack) inputs
-                       (conj result (result-record (last-index result) (end top) stack))))
-              ;; inputs consumed, unwind stack
-              (loop [[top & rest-stack :as stack] stack
-                     result                       result]
-                (if top
-                  (recur rest-stack
-                         (conj result (result-record (last-index result) (end top) stack)))
-                  result))))]
-    (when metadata
-      (let [[head & tail] (sorted-ranges content)]
-        (->> (builder (list head) tail [])
-             (keep (fn [{:keys [start end kind]}]
-                     (let [text-content (-> (subs text start end) ;; select text chunk & remove styling chars
-                                            (string/replace styling-characters ""))]
-                       (when (seq text-content) ;; filter out empty text chunks
-                         [text-content kind])))))))))
 
 (defn emoji-only-content?
   "Determines if text is just an emoji"

src/status_im/constants.cljs

@@ -7,9 +7,9 @@
 (def ethereum-rpc-url "http://localhost:8545")
 
 (def content-type-text "text/plain")
+(def content-type-status "status")
 (def content-type-command "command")
 (def content-type-command-request "command-request")
-(def content-type-status "status")
 (def content-type-emoji "emoji")
 
 (def desktop-content-types
@@ -211,6 +211,10 @@
 (def regx-mention #"@[a-z0-9\-]+")
 (def regx-bold #"\*[^*]+\*")
 (def regx-italic #"~[^~]+~")
+(def regx-backquote #"`[^`]+`")
+
+(def ^:const lines-collapse-threshold 20)
+(def ^:const chars-collapse-threshold 600)
 
 (def ^:const dapp-permission-contact-code "contact-code")
 (def ^:const dapp-permission-web3 "web3")

src/status_im/data_store/realm/schemas/account/core.cljs

@@ -197,6 +197,8 @@
           browser/v8
           dapp-permissions/v9])
 
+(def v20 v19)
+
 ;; put schemas ordered by version
 (def schemas [{:schema        v1
                :schemaVersion 1
@@ -254,4 +256,7 @@
                :migration     migrations/v18}
               {:schema        v19
                :schemaVersion 19
-               :migration     migrations/v19}])
+               :migration     migrations/v19}
+              {:schema        v20
+               :schemaVersion 20
+               :migration     migrations/v20}])

src/status_im/data_store/realm/schemas/account/migrations.cljs

@@ -1,6 +1,7 @@
 (ns status-im.data-store.realm.schemas.account.migrations
   (:require [taoensso.timbre :as log]
-            [cljs.reader :as reader]))
+            [cljs.reader :as reader]
+            [status-im.chat.models.message-content :as message-content]))
 
 (defn v1 [old-realm new-realm]
   (log/debug "migrating v1 account database: " old-realm new-realm))
@@ -116,3 +117,14 @@
 
 (defn v19 [old-realm new-realm]
   (log/debug "migrating v19 account database"))
+
+(defn v20 [old-realm new-realm]
+  (log/debug "migrating v19 account database")
+  (some-> new-realm
+          (.objects "message")
+          (.filtered (str "content-type = \"text/plain\""))
+          (.map (fn [message _ _]
+                  (let [content     (reader/read-string (aget message "content"))
+                        new-content (message-content/enrich-content content)]
+                    (aset message "content" (pr-str new-content)))))))
+

src/status_im/events.cljs

@@ -587,6 +587,11 @@
  (fn [cofx [_ chat-id message-id]]
    (chat.message/delete-message cofx chat-id message-id)))
 
+(handlers/register-handler-fx
+ :chat.ui/message-expand-toggled
+ (fn [cofx [_ chat-id message-id]]
+   (chat.message/toggle-expand-message cofx chat-id message-id)))
+
 (handlers/register-handler-fx
  :chat.ui/show-profile
  (fn [cofx [_ identity]]

src/status_im/ui/screens/chat/message/message.cljs

@@ -14,7 +14,7 @@
             [status-im.constants :as constants]
             [status-im.ui.components.chat-icon.screen :as chat-icon.screen]
             [status-im.utils.core :as utils]
-            [status-im.ui.screens.chat.utils :as chat-utils]
+            [status-im.ui.screens.chat.utils :as chat.utils]
             [status-im.utils.identicon :as identicon]
             [status-im.utils.gfycat.core :as gfycat]
             [status-im.utils.platform :as platform]
@@ -29,17 +29,9 @@
       (commands/generate-preview command command-message)
       [react/text (str "Unhandled command: " (-> command-message :content :command-path first))])))
 
-(def rtl-characters-regex #"[^\u0591-\u06EF\u06FA-\u07FF\u200F\u202B\u202E\uFB1D-\uFDFD\uFE70-\uFEFC]*?[\u0591-\u06EF\u06FA-\u07FF\u200F\u202B\u202E\uFB1D-\uFDFD\uFE70-\uFEFC]")
-
-(defn right-to-left-text? [content]
-  (when-not (empty? content)
-    (let [char (first content)]
-      (re-matches rtl-characters-regex char))))
-
 (defview message-timestamp [t justify-timestamp? outgoing command? content]
   (when-not command?
-    (let [rtl? (right-to-left-text? (:text content))]
+    [react/text {:style (style/message-timestamp-text justify-timestamp? outgoing (:rtl? content))} t]))
-      [react/text {:style (style/message-timestamp-text justify-timestamp? outgoing rtl?)} t])))
 
 (defn message-view
   [{:keys [timestamp-str outgoing content] :as message} message-content {:keys [justify-timestamp?]}]
@@ -49,111 +41,19 @@
                                                                     (get content :command-ref))
     content]])
 
-(def replacements
-  {"\\*[^*]+\\*" {:font-weight :bold}
-   "~[^~]+~"     {:font-style :italic}})
-
-(def regx-styled (re-pattern (string/join "|" (map first replacements))))
-
-(def regx-url #"(?i)(?:[a-z][\w-]+:(?:/{1,3}|[a-z0-9%])|www\d{0,3}[.]|[a-z0-9\-]+[.][a-z]{1,4}/?)(?:[^\s()<>]+|\(([^\s()<>]+|(\([^\s()<>]+\)))*\))+(?:\(([^\s()<>]+|(\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:\'\".,<>?«»“”‘’]){0,}")
-
-(defn- parse-str-regx [string regx matched-fn unmatched-fn]
-  (if (string? string)
-    (let [unmatched-text (as-> (->> (string/split string regx)
-                                    (remove nil?)
-                                    vec) $
-                           (if (zero? (count $))
-                             [nil]
-                             (unmatched-fn $)))
-          matched-text   (as-> (->> string
-                                    (re-seq regx)
-                                    matched-fn
-                                    vec) $
-                           (if (> (count unmatched-text)
-                                  (count $))
-                             (conj $ nil)
-                             $))]
-      (mapcat vector unmatched-text matched-text))
-    (str string)))
-
-(defn parse-url [string]
-  (parse-str-regx string
-                  regx-url
-                  (fn [text-seq]
-                    (map (fn [[text]] {:text text :url? true}) text-seq))
-                  (fn [text-seq]
-                    (map (fn [text] {:text text :url? false}) text-seq))))
-
-(defn- autolink [string event-on-press outgoing]
-  (->> (parse-url string)
-       (map-indexed (fn [idx {:keys [text url?]}]
-                      (if url?
-                        (let [[url _ _ _ text] (re-matches #"(?i)^((\w+://)?(www\d{0,3}[.])?)?(.*)$" text)]
-                          [react/text
-                           {:key      idx
-                            :style    {:color                (if outgoing colors/white colors/blue)
-                                       :text-decoration-line :underline}
-                            :on-press #(re-frame/dispatch [event-on-press url])}
-                           url])
-                        text)))
-       vec))
-
-(defn get-style [string]
-  (->> replacements
-       (into [] (comp (map first)
-                      (map #(vector % (re-pattern %)))
-                      (drop-while (fn [[_ regx]] (not (re-matches regx string))))
-                      (take 1)))
-       ffirst
-       replacements))
-
-;; todo rewrite this, naive implementation
-(defn- parse-text [string event-on-press outgoing]
-  (parse-str-regx string
-                  regx-styled
-                  (fn [text-seq]
-                    (map-indexed (fn [idx string]
-                                   (let [style (get-style string)]
-                                     [react/text
-                                      {:key   (str idx "_" string)
-                                       :style style}
-                                      (subs string 1 (dec (count string)))]))
-                                 text-seq))
-                  (fn [text-seq]
-                    (map-indexed (fn [idx string]
-                                   (apply react/text
-                                          {:key (str idx "_" string)}
-                                          (autolink string event-on-press outgoing)))
-                                 text-seq))))
-
 ; We can't use CSS as nested Text element don't accept margins nor padding
 ; so we pad the invisible placeholder with some spaces to avoid having too
 ; close to the text.
 (defn timestamp-with-padding [t]
   (str "   " t))
 
-(def cached-parse-text (memoize parse-text))
-
-(def ^:private ^:const number-of-lines 20)
-(def ^:private ^:const number-of-chars 600)
-
-(defn- should-collapse? [text group-chat?]
-  (and group-chat?
-       (or (<= number-of-chars (count text))
-           (<= number-of-lines (count (re-seq #"\n" text))))))
-
-(defn- expand-button [collapsed? on-press]
-  [react/text {:style    style/message-expand-button
-               :on-press on-press}
-   (i18n/label (if @collapsed? :show-more :show-less))])
-
 (defview quoted-message [{:keys [from text]} outgoing current-public-key]
   (letsubs [username [:get-contact-name-by-identity from]]
     [react/view {:style (style/quoted-message-container outgoing)}
      [react/view {:style style/quoted-message-author-container}
       [vector-icons/icon :icons/reply {:color (if outgoing colors/wild-blue-yonder colors/gray)}]
       [react/text {:style (style/quoted-message-author outgoing)}
-       (chat-utils/format-reply-author from username current-public-key)]]
+       (chat.utils/format-reply-author from username current-public-key)]]
      [react/text {:style           (style/quoted-message-text outgoing)
                   :number-of-lines 5}
       text]]))
@@ -162,32 +62,30 @@
   [react/view style/status-container
    [react/text {:style style/status-text
                 :font  :default}
-    (cached-parse-text (:text content) nil false)]])
+    (:text content)]])
+
+(defn- expand-button [expanded? chat-id message-id]
+  [react/text {:style    style/message-expand-button
+               :on-press #(re-frame/dispatch [:chat.ui/message-expand-toggled chat-id message-id])}
+   (i18n/label (if expanded? :show-less :show-more))])
 
 (defn text-message
-  [{:keys [content timestamp-str group-chat outgoing current-public-key] :as message}]
+  [{:keys [chat-id message-id content timestamp-str group-chat outgoing current-public-key expanded?] :as message}]
   [message-view message
-   (let [parsed-text (cached-parse-text (:text content) :browser.ui/message-link-pressed outgoing)
+   (let [collapsible? (and (:should-collapse? content) group-chat)]
-         ref (reagent/atom nil)
-         collapsible? (should-collapse? (:text content) group-chat)
-         collapsed? (reagent/atom collapsible?)
-         on-press (when collapsible?
-                    #(do
-                       (.setNativeProps @ref
-                                        (clj->js {:numberOfLines
-                                                  (when-not @collapsed?
-                                                    number-of-lines)}))
-                       (reset! collapsed? (not @collapsed?))))]
      [react/view
       (when (:response-to content)
         [quoted-message (:response-to content) outgoing current-public-key])
-      [react/text {:style           (style/text-message collapsible? outgoing)
+      [react/text (cond-> {:style           (style/text-message collapsible? outgoing)}
-                   :number-of-lines (when collapsible? number-of-lines)
+                    (and collapsible? (not expanded?))
-                   :ref             (partial reset! ref)}
+                    (assoc :number-of-lines constants/lines-collapse-threshold))
-       parsed-text
+       (if-let [render-recipe (:render-recipe content)]
-       [react/text {:style (style/message-timestamp-placeholder-text outgoing)} (timestamp-with-padding timestamp-str)]]
+         (chat.utils/render-chunks render-recipe message)
+         (:text content))
+       [react/text {:style (style/message-timestamp-placeholder-text outgoing)}
+        (timestamp-with-padding timestamp-str)]]
       (when collapsible?
-        [expand-button collapsed? on-press])])
+        [expand-button expanded? chat-id message-id])])
    {:justify-timestamp? true}])
 
 (defn emoji-message
@@ -314,7 +212,7 @@
 (defview message-author-name [from message-username]
   (letsubs [username [:get-contact-name-by-identity from]]
     [react/text {:style style/message-author-name}
-     (chat-utils/format-author from (or username message-username))]))
+     (chat.utils/format-author from (or username message-username))]))
 
 (defn message-body
   [{:keys [last-in-group?

src/status_im/ui/screens/chat/styles/message/message.cljs

@@ -58,7 +58,7 @@
   {:color         colors/gray
    :font-size     12
    :opacity       0.7
-   :margin-bottom 1})
+   :margin-bottom 20})
 
 (def selected-message
   {:margin-top  18

src/status_im/ui/screens/chat/utils.cljs

@@ -1,6 +1,11 @@
 (ns status-im.ui.screens.chat.utils
-  (:require [status-im.utils.gfycat.core :as gfycat]
+  (:require [re-frame.core :as re-frame]
-            [status-im.i18n :as i18n]))
+            [status-im.utils.gfycat.core :as gfycat]
+            [status-im.utils.platform :as platform]
+            [status-im.i18n :as i18n]
+            [status-im.ui.components.react :as react]
+            [status-im.ui.components.colors :as colors]
+            [status-im.utils.http :as http]))
 
 (defn format-author [from username]
   (str (when username (str username " :: "))
@@ -10,3 +15,41 @@
   (or (and (= from current-public-key) (i18n/label :t/You))
       (format-author from username)))
 
+(def ^:private styling->prop
+  {:bold      (if platform/desktop?
+                {:font :medium}
+                {:style {:font-weight :bold}})
+   :italic    (if platform/desktop?
+                {:font :italic}
+                {:style {:font-style  :italic}})
+   :backquote {:style {:background-color colors/black
+                       :color            colors/green}}})
+
+(def ^:private action->prop-fn
+  {:link   (fn [text {:keys [outgoing]}]
+             {:style    {:color                (if platform/desktop?
+                                                 colors/blue
+                                                 (if outgoing colors/white colors/blue))
+                         :text-decoration-line :underline}
+              :on-press (if platform/desktop?
+                          #(.openURL react/linking (http/normalize-url text))
+                          #(re-frame/dispatch [:browser.ui/message-link-pressed text]))})
+   :tag    (fn [text {:keys [outgoing]}]
+             {:style    {:color                (if platform/desktop?
+                                                 colors/blue
+                                                 (if outgoing colors/white colors/blue))
+                         :text-decoration-line :underline}
+              :on-press #(re-frame/dispatch [:chat.ui/start-public-chat (subs text 1)])})})
+
+(defn- lookup-props [text-chunk message kind]
+  (let [prop    (get styling->prop kind)
+        prop-fn (get action->prop-fn kind)]
+    (if prop-fn (prop-fn text-chunk message) prop)))
+
+(defn render-chunks [render-recipe message]
+  (map-indexed (fn [idx [text-chunk kind]]
+                 (if (= :text kind)
+                   text-chunk
+                   [react/text (into {:key idx} (lookup-props text-chunk message kind))
+                    text-chunk]))
+               render-recipe))

src/status_im/ui/screens/desktop/main/chat/views.cljs

@@ -23,8 +23,7 @@
             [status-im.utils.contacts :as utils.contacts]
             [status-im.i18n :as i18n]
             [status-im.ui.screens.desktop.main.chat.events :as chat.events]
-            [status-im.ui.screens.chat.message.message :as chat.message]
+            [status-im.ui.screens.chat.message.message :as chat.message]))
-            [status-im.utils.http :as http]))
 
 (views/defview toolbar-chat-view [{:keys [chat-id color public-key public? group-chat]
                                    :as current-chat}]
@@ -109,31 +108,11 @@
                   :number-of-lines 5}
       text]]))
 
-;; Include both URLs and channel links in regexp
-(def regx-url #"(?i)((?:[a-z][\w-]+:(?:/{1,3}|[a-z0-9%])|www\d{0,3}[.]|[a-z0-9\-]+[.][a-z]{1,4}/?)(?:[^\s()<>]+|\(([^\s()<>]+|(\([^\s()<>]+\)))*\))+(?:\(([^\s()<>]+|(\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:\'\".,<>?«»“”‘’]){0,}|#[a-z0-9\-]+)")
-
-(defn link-elem [link]
-  [react/text {:style    (styles/message-link false)
-               :on-press #(if (string/starts-with? link "#")
-                            (re-frame/dispatch [:chat.ui/start-public-chat (subs link 1)])
-                            (.openURL react/linking (http/normalize-url link)))}
-   link])
-
-(defn process-message-links [text]
-  ;; JS and hence CLJS string/split will include delimiters 
-  ;; (urls and channel links in our case)
-  ;; in the result array if they are inside a group
-  (->> (string/split text regx-url)
-       (remove nil?)
-       (map #(if (re-matches regx-url %1)
-               (link-elem %1)
-               %1))))
-
 (defn- message-sent? [user-statuses current-public-key]
   (not= (get-in user-statuses [current-public-key :status]) :not-sent))
 
 (views/defview message-without-timestamp
-  [text {:keys [message-id content current-public-key user-statuses]} style]
+  [text {:keys [message-id content current-public-key user-statuses] :as message} style]
   [react/view {:flex 1 :margin-vertical 5}
    [react/touchable-highlight {:on-press #(if (= "right" (.-button (.-nativeEvent %)))
                                             (do (utils/show-popup "" "Message copied to clipboard")
@@ -143,10 +122,12 @@
     [react/view {:style styles/message-container}
      (when (:response-to content)
        [quoted-message (:response-to content) false current-public-key])
-     (into [react/text {:style           (styles/message-text false)
+     [react/text {:style           (styles/message-text false)
                   :selectable      true
-                        :selection-color colors/blue-light}]
+                  :selection-color colors/blue-light}
-           (process-message-links text))]]])
+      (if-let [render-recipe (:render-recipe content)]
+        (chat-utils/render-chunks render-recipe message)
+        (:text content))]]]])
 
 (views/defview photo-placeholder []
   [react/view {:style {:width             40

src/status_im/ui/screens/desktop/main/tabs/home/views.cljs

@@ -24,7 +24,7 @@
             unviewed-messages-count            [:unviewed-messages-count chat-id]
             chat-name                          [:get-chat-name chat-id]
             current-chat-id                    [:get-current-chat-id]
-            last-message            [:get-last-message chat-id]]
+            {:keys [content] :as last-message} [:get-last-message chat-id]]
     (let [name (or chat-name
                    (gfycat/generate-gfy public-key))
           [unviewed-messages-label large?] (if (< 9 unviewed-messages-count)
@@ -57,7 +57,8 @@
                      :style           styles/chat-last-message}
          (if (= constants/content-type-command (:content-type last-message))
            [chat-item/command-short-preview last-message]
-           (or (get-in last-message [:content :text]) (i18n/label :no-messages-yet)))]]
+           (or (:text content)
+               (i18n/label :no-messages-yet)))]]
        [react/view {:style styles/timestamp}
         [chat-item/message-timestamp (:timestamp last-message)]]])))
 

src/status_im/ui/screens/home/views/inner_item.cljs

@@ -7,6 +7,7 @@
             [status-im.chat.commands.receiving :as commands-receiving]
             [status-im.ui.components.react :as react]
             [status-im.ui.screens.home.styles :as styles]
+            [status-im.ui.screens.chat.utils :as chat.utils]
             [status-im.ui.components.styles :as component.styles]
             [status-im.utils.core :as utils]
             [status-im.i18n :as i18n]
@@ -34,7 +35,10 @@
                   :accessibility-label :no-messages-text}
       (i18n/label :t/no-messages)]
 
-     (str/blank? content)
+     (= constants/content-type-command content-type)
+     [command-short-preview message]
+
+     (str/blank? (:text content))
      [react/text {:style styles/last-message-text}
       ""]
 
@@ -42,11 +46,10 @@
      [react/text {:style               styles/last-message-text
                   :number-of-lines     1
                   :accessibility-label :chat-message-text}
+      #_(if-let [render-recipe (:render-recipe content)]
+          (chat.utils/render-chunks render-recipe message))
       (:text content)]
 
-     (= constants/content-type-command content-type)
-     [command-short-preview message]
-
      :else
      [react/text {:style               styles/last-message-text
                   :number-of-lines     1

test/cljs/status_im/test/chat/models/message_content.cljs

@@ -9,21 +9,24 @@
            (:metadata (message-content/enrich-content {:text "Some *styling* present"}))))
     (is (= {:bold [[5 14]]
             :tag  [[28 33] [38 43]]}
-           (:metadata (message-content/enrich-content {:text "Some *styling* present with #tag1 and #tag2 as well"}))))))
+           (:metadata (message-content/enrich-content {:text "Some *styling* present with #tag1 and #tag2 as well"})))))
+  (testing "right to left is correctly identified"
+    (is (not (:rtl? (message-content/enrich-content {:text "You are lucky today!"}))))
+    (is (not (:rtl? (message-content/enrich-content {:text "42"}))))
+    (is (not (:rtl? (message-content/enrich-content {:text "You are lucky today! أنت محظوظ اليوم!"}))))
+    (is (not (:rtl? (message-content/enrich-content {:text "۱۲۳۴۵۶۷۸۹"}))))
+    (is (not (:rtl? (message-content/enrich-content {:text "۱۲۳۴۵۶۷۸۹أنت محظوظ اليوم!"}))))
+    (is (:rtl? (message-content/enrich-content {:text "أنت محظوظ اليوم!"})))
+    (is (:rtl? (message-content/enrich-content {:text "أنت محظوظ اليوم! You are lucky today"})))
+    (is (:rtl? (message-content/enrich-content {:text "יש לך מזל היום!"})))))
 
 (deftest build-render-recipe-test
   (testing "Render tree is build from text"
-    (is (not (message-content/build-render-recipe (message-content/enrich-content {:text "Plain message"}))))
+    (is (not (:render-recipe (message-content/enrich-content {:text "Plain message"}))))
-    (is (= '(["Test " #{:text}]
+    (is (= '(["Test " :text]
-             ["#status" #{:tag :text}]
+             ["#status" :tag]
-             [" one three " #{:text}]
+             [" one three " :text]
-             ["#core-chat" #{:tag :bold :text}]
+             ["#core-chat (@developer)!" :bold]
-             [" (" #{:bold :text}]
+             [" By the way, " :text]
-             ["@developer" #{:mention :bold :text}]
+             ["nice link(https://link.com)" :italic])
-             [")!" #{:bold :text}]
+           (:render-recipe (message-content/enrich-content {:text "Test #status one three *#core-chat (@developer)!* By the way, ~nice link(https://link.com)~"}))))))
-             [" By the way, " #{:text}]
-             ["nice link(" #{:italic :text}]
-             ["https://link.com" #{:link :italic :text}]
-             [")", #{:italic :text}])
-           (message-content/build-render-recipe
-            (message-content/enrich-content {:text "Test #status one three *#core-chat (@developer)!* By the way, ~nice link(https://link.com)~"}))))))

test/cljs/status_im/test/chat/views/message.cljs

@@ -1,39 +0,0 @@
-(ns status-im.test.chat.views.message
-  (:require [cljs.test :refer [deftest is]]
-            [status-im.ui.screens.chat.message.message :as message]))
-
-(deftest parse-url
-  (is (= (lazy-seq [{:text "" :url? false}
-                    {:text "www.google.com" :url? true}])
-         (message/parse-url "www.google.com")))
-  (is (= (lazy-seq [{:text "" :url? false}
-                    {:text "status.im" :url? true}])
-         (message/parse-url "status.im")))
-  (is (= (lazy-seq [{:text "$33.90" :url? false} nil])
-         (message/parse-url "$33.90")))
-  (is (= (lazy-seq [{:text "" :url? false}
-                    {:text "https://www.google.com/?gfe_rd=cr&dcr=0&ei=P9-CWuyBGaro8AeqkYGQDQ&gws_rd=cr&fg=1" :url? true}])
-         (message/parse-url "https://www.google.com/?gfe_rd=cr&dcr=0&ei=P9-CWuyBGaro8AeqkYGQDQ&gws_rd=cr&fg=1")))
-  (is (= (lazy-seq [{:text "Status - " :url? false}
-                    {:text "https://github.com/status-im/status-react" :url? true}
-                    {:text " a Mobile Ethereum Operating System" :url? false}
-                    nil])
-         (message/parse-url "Status - https://github.com/status-im/status-react a Mobile Ethereum Operating System")))
-  (is (= (lazy-seq [{:text "Browse, chat and make payments securely on the decentralized web." :url? false} nil])
-         (message/parse-url "Browse, chat and make payments securely on the decentralized web.")))
-  (is (= (lazy-seq [{:text "test...test..." :url? false} nil])
-         (message/parse-url "test...test...")))
-  (is (= (lazy-seq [{:text "test..test.." :url? false} nil])
-         (message/parse-url "test..test..")))
-  (is (= (lazy-seq [{:text "...test" :url? false} nil])
-         (message/parse-url "...test"))))
-
-(deftest right-to-left-text?
-  (is (not (message/right-to-left-text? "You are lucky today!")))
-  (is (not (message/right-to-left-text? "42")))
-  (is (not (message/right-to-left-text? "You are lucky today! أنت محظوظ اليوم!")))
-  (is (not (message/right-to-left-text? "۱۲۳۴۵۶۷۸۹")))
-  (is (not (message/right-to-left-text? "۱۲۳۴۵۶۷۸۹أنت محظوظ اليوم!")))
-  (is (message/right-to-left-text? "أنت محظوظ اليوم!"))
-  (is (message/right-to-left-text? "أنت محظوظ اليوم! You are lucky today"))
-  (is (message/right-to-left-text? "יש לך מזל היום!")))

test/cljs/status_im/test/runner.cljs

@@ -27,7 +27,6 @@
             [status-im.test.chat.models.message]
             [status-im.test.chat.models.message-content]
             [status-im.test.chat.subs]
-            [status-im.test.chat.views.message]
             [status-im.test.chat.views.photos]
             [status-im.test.chat.commands.core]
             [status-im.test.chat.commands.input]
@@ -93,7 +92,6 @@
  'status-im.test.chat.models.input
  'status-im.test.chat.models.message
  'status-im.test.chat.models.message-content
- 'status-im.test.chat.views.message
  'status-im.test.chat.views.photos
  'status-im.test.chat.commands.core
  'status-im.test.chat.commands.input