1 files changed, 46 insertions, 0 deletions
diff --git a/editor/actions/export.ml b/editor/actions/export.ml
new file mode 100755
index 0000000..a97eeac
--- /dev/null
+++ b/editor/actions/export.ml
@@ -0,0 +1,46 @@
+module Js = Js_of_ocaml.Js
+
+module M = struct
+
+  type t = unit
+
+  let update
+    : t -> State.t -> State.t
+    = fun _ state ->
+
+      (* Save this as a json element. The text may contains UTF-16 characters,
+         which will raise an error in the btoa function.
+
+         As an easy solution, we convert them into UTF-8 through the native
+         OCaml representation of string.
+      *)
+      let json = State.Storage.to_json ()
+                 |> Jstr.to_string (* Encode into UTF-8 *)
+                 |> Obj.magic      (* Then type the element again as a string. *)
+      in
+      Elements.Transfert.send
+        ~mime_type:(Jstr.v "application/json")
+        ~filename:(Jstr.v "export.json")
+        json;
+
+      (* The function does not actually update the state, and return it
+         unchanged *)
+      state
+
+end
+
+(** Create a new element *)
+let create
+  : unit -> State.event Note.event
+  = fun () ->
+    let title = Jstr.v "Confirmation"
+    and message = Jstr.v "Exporter les notes" in
+    let ev = Elements.Popup.create
+        ~title
+        ~form:(Some (Forms.Validation.create message ))
+    in
+    Note.E.map
+      (fun v -> State.E
+          ( v
+          , (module M : State.Event with type t = M.t )))
+      (Note.E.Option.on_some ev)