Added viz.js code

13 files changed, 209 insertions, 0 deletions

diff --git a/lib/blog/dune b/lib/blog/dune
new file mode 100755
index 0000000..648990f
--- /dev/null
+++ b/lib/blog/dune
@@ -0,0 +1,21 @@
+(rule
+  (targets hash_host.ml)
+  (enabled_if (= %{profile} dev))
+  (action (copy# hash_host/hash_localhost.ml hash_host.ml)))
+
+(rule
+  (targets hash_host.ml)
+  (enabled_if (<> %{profile} dev))
+  (action (copy# hash_host/hash_blog.ml hash_host.ml)))
+
+(library
+ (name blog)
+ (libraries 
+   brr
+   brr.note
+   elements
+   )
+ (preprocess (pps ppx_hash))
+
+ 
+ )
diff --git a/lib/blog/hash_host/hash_blog.ml b/lib/blog/hash_host/hash_blog.ml
new file mode 100755
index 0000000..f5e172e
--- /dev/null
+++ b/lib/blog/hash_host/hash_blog.ml
@@ -0,0 +1 @@
+let expected_host = [%static_hash "blog.chimrod.com"]
diff --git a/lib/blog/hash_host/hash_localhost.ml b/lib/blog/hash_host/hash_localhost.ml
new file mode 100755
index 0000000..a41022e
--- /dev/null
+++ b/lib/blog/hash_host/hash_localhost.ml
@@ -0,0 +1 @@
+let expected_host = [%static_hash "localhost"]
diff --git a/lib/blog/nord.ml b/lib/blog/nord.ml
new file mode 100755
index 0000000..f0f2772
--- /dev/null
+++ b/lib/blog/nord.ml
@@ -0,0 +1,2 @@
+let nord0 = Jstr.v "#2e3440"
+let nord8 = Jstr.v "#81a1c1"
diff --git a/lib/blog/sidebar.ml b/lib/blog/sidebar.ml
new file mode 100755
index 0000000..1df0f1a
--- /dev/null
+++ b/lib/blog/sidebar.ml
@@ -0,0 +1,23 @@
+open StdLabels
+open Brr
+
+(** Return the sidebar *)
+let get
+  : unit -> El.t option
+  = fun () ->
+
+    List.find_opt (El.children @@ Document.body G.document)
+      ~f:(fun t -> El.has_tag_name El.Name.aside t)
+
+let rec clean
+  : El.t -> unit
+  = fun el ->
+    List.iter (El.children el)
+      ~f:(fun el ->
+          (* Remove the links from the sidebar, keep h1 and other stuff *)
+          if (El.has_tag_name (Jstr.v "nav") el)
+          || (El.has_tag_name (Jstr.v "ul") el) then
+            El.remove el
+          else
+            clean el
+        )
diff --git a/lib/elements/dune b/lib/elements/dune
new file mode 100755
index 0000000..97d0753
--- /dev/null
+++ b/lib/elements/dune
@@ -0,0 +1,9 @@
+(library
+ (name elements)
+ (libraries 
+   brr
+   brr.note
+   js_of_ocaml
+   )
+ (preprocess (pps ppx_hash js_of_ocaml-ppx))
+)
diff --git a/lib/elements/input.ml b/lib/elements/input.ml
new file mode 100755
index 0000000..6ae9aa8
--- /dev/null
+++ b/lib/elements/input.ml
@@ -0,0 +1,23 @@
+open Brr
+open Brr_note
+open Note
+
+(** Create a slider element, and a signal with the value *)
+let slider
+  : at:Brr.At.t list -> Brr.El.t * float S.t
+
+  = fun ~at ->
+    let slider =
+      El.input ~at () in
+
+    let init_value = (Jstr.to_float (El.prop El.Prop.value slider)) in
+
+    let event =
+      Evr.on_el
+        Ev.input (fun _ ->
+            let raw_value = El.prop El.Prop.value slider in
+            Jstr.to_float raw_value)
+        slider
+      |> S.hold init_value
+    in
+    slider, event
diff --git a/lib/elements/prop.ml b/lib/elements/prop.ml
new file mode 100755
index 0000000..054864c
--- /dev/null
+++ b/lib/elements/prop.ml
@@ -0,0 +1,20 @@
+open Brr
+
+include El.Prop
+
+let offsetWidth
+  : int t
+  = El.Prop.int (Jstr.v "offsetWidth")
+
+let offsetHeight
+  : int t
+  = El.Prop.int (Jstr.v "offsetHeight")
+
+let outerHTML
+  : Jstr.t t
+  = El.Prop.jstr (Jstr.v "outerHTML")
+
+
+let value
+  : Jstr.t t
+  = El.Prop.jstr (Jstr.v "value")
diff --git a/lib/elements/timer.ml b/lib/elements/timer.ml
new file mode 100755
index 0000000..28516fc
--- /dev/null
+++ b/lib/elements/timer.ml
@@ -0,0 +1,38 @@
+open Brr_note_kit
+
+type t =
+  { mutable id : Brr.G.timer_id
+  ; send : float Note.E.send
+  ; mutable counter : Time.counter
+  }
+
+let create
+  : unit -> (t * Brr_note_kit.Time.span Note.E.t)
+  = fun () ->
+    let event, send = Note.E.create ()
+    and counter = (Time.counter ()) in
+    {id = (-1); send; counter}, event
+
+let stop
+  : t -> unit
+  = fun {id; _} ->
+    Brr.G.stop_timer id
+
+let start
+  : t -> float -> unit
+  = fun t d ->
+    let {id; send; _} = t in
+    t.counter <- Time.counter ();
+
+    Brr.G.stop_timer id;
+    let timer_id = Brr.G.set_interval
+        ~ms:(int_of_float @@ d *. 1000.)
+        (fun () ->
+
+           let span = Time.counter_value t.counter in
+           send span) in
+    t.id <- timer_id
+
+
+let delay : t -> float
+  = fun t -> Time.counter_value t.counter
diff --git a/lib/elements/timer.mli b/lib/elements/timer.mli
new file mode 100755
index 0000000..0509ad0
--- /dev/null
+++ b/lib/elements/timer.mli
@@ -0,0 +1,11 @@
+open Brr_note_kit
+
+type t
+
+val create : unit -> t * Time.span Note.E.t
+
+val start: t -> float -> unit
+
+val stop: t -> unit
+
+val delay : t -> float
diff --git a/lib/elements/transfert.ml b/lib/elements/transfert.ml
new file mode 100755
index 0000000..ddeecd0
--- /dev/null
+++ b/lib/elements/transfert.ml
@@ -0,0 +1,22 @@
+open Js_of_ocaml
+open Brr
+
+let send
+  : mime_type:Jstr.t -> filename:Jstr.t -> Jstr.t -> unit
+  = fun ~mime_type ~filename content ->
+    let btoa = Jv.get Jv.global "btoa" in
+    let base64data = Jv.apply btoa
+        [| Jv.of_jstr content |] in
+
+    let mime =   (Jv.Id.(of_jv @@ to_jv mime_type))
+    and base64 = (Jv.Id.(of_jv @@ to_jv base64data))
+    in
+
+    let data = (Js.string "data:")##concat_3 mime (Js.string ";base64,") base64 in
+
+    (* Create the link to download the the element, and simulate a click on it *)
+    let a = El.a
+        ~at:At.[ href Jv.Id.(of_jv @@ to_jv data)
+               ; v (Jstr.v "download") filename ]
+        [] in
+    El.click a
diff --git a/lib/ppx_hash/dune b/lib/ppx_hash/dune
new file mode 100755
index 0000000..7cb4bc8
--- /dev/null
+++ b/lib/ppx_hash/dune
@@ -0,0 +1,6 @@
+(library 
+  (name ppx_hash) 
+  (kind ppx_deriver)
+  (libraries ppxlib ) 
+  (preprocess (pps ppxlib.metaquot))
+  )
diff --git a/lib/ppx_hash/ppx_hash.ml b/lib/ppx_hash/ppx_hash.ml
new file mode 100755
index 0000000..59584d5
--- /dev/null
+++ b/lib/ppx_hash/ppx_hash.ml
@@ -0,0 +1,32 @@
+open Ppxlib
+
+(**
+
+   This is a simple ppx which evaluate hash for string at compilation time.
+
+    [%static_hash "deadbeef"] is equivalent to [Hashtbl.hash "deadbeef"]
+
+    the ppx only evaluate strings.
+*)
+
+let name = "static_hash"
+
+let expand ~loc ~path:_ (value : string) =
+  let h = Hashtbl.hash value in
+  Ast_builder.Default.eint ~loc h
+
+let extension =
+  Extension.declare
+    name
+    Extension.Context.expression
+    Ast_pattern.(single_expr_payload (estring __))
+    expand
+
+
+
+let rule = Ppxlib.Context_free.Rule.extension extension
+
+let () =
+  Driver.register_transformation
+    ~rules:[rule]
+    name