Replace content CLI with Textual TUI

tools/content/tui/image_picker.py

@@ -0,0 +1,68 @@
+from rich.text import Text
+from textual import on
+from textual.app import ComposeResult
+from textual.binding import Binding
+from textual.containers import Vertical
+from textual.screen import ModalScreen
+from textual.widgets import Input, Label, OptionList
+from textual.widgets.option_list import Option
+
+import static_images
+
+
+class ImagePicker(ModalScreen[str | None]):
+    BINDINGS = [
+        Binding("escape", "cancel", "Cancel"),
+        Binding("down", "focus_list", "List", show=False),
+    ]
+
+    def __init__(self, current: str = "", start_filter: str = ""):
+        super().__init__()
+        self.current = current
+        self.start_filter = start_filter
+        self.images: list[dict] = []
+
+    def compose(self) -> ComposeResult:
+        with Vertical(classes="dialog picker"):
+            yield Label("Pick an image from static/", classes="dialog-title")
+            yield Input(value=self.start_filter, placeholder="Type to filter, Enter to pick", id="image-filter")
+            yield OptionList(id="image-list")
+            yield Label("", id="image-count", classes="field-label")
+
+    def on_mount(self):
+        self.images = static_images.list_images()
+        self.show_images(self.start_filter)
+
+    def show_images(self, text: str):
+        query = text.strip().lower()
+        matches = [image for image in self.images if query in image["path"].lower()]
+        option_list = self.query_one(OptionList)
+        option_list.clear_options()
+        option_list.add_options(
+            Option(Text.assemble(image["path"], ("  " + static_images.format_size(image["size"]), "dim")), id=image["path"])
+            for image in matches
+        )
+        current_index = next((index for index, image in enumerate(matches) if image["path"] == self.current), 0)
+        if matches:
+            option_list.highlighted = current_index
+        self.query_one("#image-count", Label).update(f"{len(matches)} of {len(self.images)} images")
+
+    @on(Input.Changed, "#image-filter")
+    def filter_changed(self, event: Input.Changed):
+        self.show_images(event.value)
+
+    @on(Input.Submitted, "#image-filter")
+    def pick_highlighted(self):
+        option_list = self.query_one(OptionList)
+        if option_list.highlighted is not None and option_list.option_count:
+            self.dismiss(option_list.get_option_at_index(option_list.highlighted).id)
+
+    @on(OptionList.OptionSelected)
+    def pick_option(self, event: OptionList.OptionSelected):
+        self.dismiss(event.option.id)
+
+    def action_focus_list(self):
+        self.query_one(OptionList).focus()
+
+    def action_cancel(self):
+        self.dismiss(None)