feat: fix alert outputs

component/widget/custom_alert.py

@@ -1,4 +1,6 @@
+from sepal_ui import color
 from sepal_ui import sepalwidgets as sw
+from tqdm.notebook import tqdm
 
 
 class CustomAlert(sw.Alert):
@@ -10,21 +12,73 @@ class CustomAlert(sw.Alert):
 
     current_progress = 0
 
+    def _update_progress(
+        self, progress: float, msg: str = "Progress", **tqdm_args
+    ) -> None:
+        """Update the Alert message with a tqdm progress bar.
+
+        .. note::
+
+            set the ``total`` argumentent of tqdm to use different values than [0, 1]
+
+        Args:
+            progress: the progress status in float
+            msg: The message to use before the progress bar
+            tqdm_args (optional): any arguments supported by a tqdm progress bar, they will only be taken into account after a call to ``self.reset()``.
+        """
+        print("new")
+        # show the alert
+        self.show()
+
+        # cast the progress to float and perform sanity checks
+        progress = float(progress)
+        if self.progress_output not in self.children:
+            total = tqdm_args.get("total", 1)
+        else:
+            total = self.progress_bar.total
+            self.progress_bar.desc = msg
+
+        if not (0 <= progress <= total):
+            raise ValueError(f"progress should be in [0, {total}], {progress} given")
+
+        # Prevent adding multiple times
+        if self.progress_output not in self.children:
+
+            self.children = [self.progress_output]
+
+            tqdm_args.setdefault("bar_format", "{l_bar}{bar}{n_fmt}/{total_fmt}")
+            tqdm_args.setdefault("dynamic_ncols", False)
+            tqdm_args.setdefault("total", 1)
+            tqdm_args.setdefault("desc", msg)
+            tqdm_args.setdefault("colour", getattr(color, self.type))
+
+            with self.progress_output:
+                self.progress_output.clear_output()
+                self.progress_bar = tqdm(**tqdm_args)
+                self.progress_bar.container.children[0].add_class(f"{self.type}--text")
+                self.progress_bar.container.children[2].add_class(f"{self.type}--text")
+
+                # Initialize bar
+                self.progress_bar.update(0)
+
+        self.progress_bar.update(progress - self.progress_bar.n)
+
     def reset_progress(self, total_image=1, progress_text=""):
         """rest progress and setup the totla_image value and the text."""
+
         self.total_image = total_image
         self.progress_text = progress_text
         self.current_progress = 0
 
-        super().update_progress(0, self.progress_text, total=self.total_image)
+        self._update_progress(0, self.progress_text, total=self.total_image)
 
         self.progress_bar.total = self.total_image
 
     def update_progress(self) -> None:
         """increment the progressses by 1."""
 
         self.current_progress = self.current_progress + 1
-        super().update_progress(
+        self._update_progress(
             progress=self.current_progress,
             msg=self.progress_text,
             total=self.total_image,