From 90b4ed7300b5ae57b6d58a8d807ed1a59ce91ba8 Mon Sep 17 00:00:00 2001
From: jpt <dev@jpt.sh>
Date: Sun, 5 Jan 2025 04:03:25 -0600
Subject: [PATCH] split table so it can be used to edit generators too

---
 src/tt/db.py              |  12 +-
 src/tt/import_csv.py      |   5 +-
 src/tt/tui.py             | 468 +++++---------------------------------
 src/tt/tui_editor.py      | 370 ++++++++++++++++++++++++++++++
 src/tt/tui_keybindings.py |  46 ++++
 5 files changed, 488 insertions(+), 413 deletions(-)
 create mode 100644 src/tt/tui_editor.py
 create mode 100644 src/tt/tui_keybindings.py

diff --git a/src/tt/db.py b/src/tt/db.py
index 00801de..79eddbe 100644
--- a/src/tt/db.py
+++ b/src/tt/db.py
@@ -8,7 +8,6 @@ from peewee import (
     Model,
     SqliteDatabase,
     TextField,
-    JSONField,
 )
 
 db = SqliteDatabase(
@@ -72,7 +71,7 @@ class SavedSearch(BaseModel):
 class TaskGenerator(Model):
     template = CharField()
     type = CharField()
-    config = JSONField()
+    config = TextField()
     deleted = BooleanField(default=False)
     last_generated_at = DateTimeField(null=True)
     created_at = DateTimeField(default=datetime.now)
@@ -112,7 +111,14 @@ class TaskGenerator(Model):
 
 def initialize_db():
     db.connect()
-    db.create_tables([Category, Task, SavedSearch, TaskGenerator])
+    db.create_tables(
+        [
+            Category,
+            Task,
+            SavedSearch,
+            # TaskGenerator
+        ]
+    )
     if not Category.select().exists():
         Category.create(name="default")
     db.close()
diff --git a/src/tt/import_csv.py b/src/tt/import_csv.py
index 991acc9..0acd8ca 100644
--- a/src/tt/import_csv.py
+++ b/src/tt/import_csv.py
@@ -1,4 +1,3 @@
-import sys
 import csv
 from datetime import datetime
 from tt.db import initialize_db, Task, Category, TaskStatus
@@ -17,9 +16,7 @@ def import_tasks_from_csv(filename: str):
                 try:
                     due_date = datetime.strptime(row["due"].strip(), "%Y-%m-%d")
                 except ValueError:
-                    print(
-                        f"Warning: Couldn't parse date '{row['due']}', skipping due date"
-                    )
+                    print(f"Warning: Couldn't parse '{row['due']}', skipping due date")
 
             # Validate status
             status = row["status"].lower() if row["status"] else "zero"
diff --git a/src/tt/tui.py b/src/tt/tui.py
index 6eba192..8cd8e64 100644
--- a/src/tt/tui.py
+++ b/src/tt/tui.py
@@ -1,14 +1,5 @@
 import json
-from textual.app import App
-from textual.screen import ModalScreen
-from rich.table import Table
-from textual.widgets import (
-    DataTable,
-    Header,
-    Input,
-    Static,
-)
-from textual.containers import Container
+from textual.widgets import Input
 from datetime import datetime
 
 from .controller import (
@@ -22,109 +13,62 @@ from .controller import (
 )
 from .db import initialize_db
 from .utils import (
-    remove_rich_tag,
-    filter_to_string,
-    advance_enum_val,
     get_colored_category,
     get_colored_status,
     get_colored_date,
-    get_text_from_editor,
+)
+from .tui_editor import (
+    TableEditor,
+    TableColumnConfig,
+    NotifyValidationError,
 )
 
-DEFAULT_CATEGORY = "main"
-COLUMNS = ("ID", "Task", "Status", "Type", "Due", "Category")
-column_to_field = {
-    0: "ID",
-    1: "text",
-    2: "status",
-    3: "type",
-    4: "due",
-    5: "category",
-}
+
+def due_preprocessor(val):
+    try:
+        return datetime.strptime(val, "%Y-%m-%d")
+    except ValueError:
+        raise NotifyValidationError("Invalid date format. Use YYYY-MM-DD")
 
 
-class TT(App):
-    CSS = """
-    #footer {
-        dock: bottom;
-        max-height: 2;
-    }
-    #input_bar {
-        height: 2;
-        border-top: solid green;
-        layout: grid;
-        grid-size: 2;
-        grid-columns: 10 1fr;
-        display: none;
-    }
+def status_preprocessor(val):
+    try:
+        TaskStatus(val)
+        return val
+    except ValueError:
+        raise NotifyValidationError(
+            f"Invalid status. Use: {[s.value for s in TaskStatus]}"
+        )
 
-    #prompt_label {
-        width: 10;
-        content-align: left middle;
-    }
-    
-    #input_widget {
-        width: 100%;
-        margin: 0;
-        border: none;
-    }
 
-    #status_bar {
-      border-top: solid white;
-      height: 2;
-      margin: 0;
-      layout: grid;
-      grid-size: 2;
-    }
-
-    #left_status {
-      height: 1;
-      margin: 0;
-      padding-left: 1;
-    }
-    #right_status {
-      height: 1;
-      margin: 0;
-      padding-right: 1;
-      text-align: right;
-    }
-    """
+class TT(TableEditor):
+    TABLE_CONFIG = (
+        TableColumnConfig("id", "ID"),
+        TableColumnConfig("text", "Task", default="new task", enable_editor=True),
+        TableColumnConfig(
+            "status",
+            "Status",
+            default="zero",
+            enum=TaskStatus,
+            preprocessor=status_preprocessor,
+        ),
+        TableColumnConfig("type", "Type", default=""),
+        TableColumnConfig("due", "Due", default="", preprocessor=due_preprocessor),
+        TableColumnConfig("category", "Category", default="main"),
+    )
+    update_item_callback = update_task
+    update_item_callback = add_task
+    get_item_callback = get_task
 
     BINDINGS = [
-        # movement
-        ("h", "cursor_left", "Left"),
-        ("j", "cursor_down", "Down"),
-        ("k", "cursor_up", "Up"),
-        ("l", "cursor_right", "Right"),
-        ("g", "cursor_top", "Top"),
-        ("G", "cursor_bottom", "Bottom"),
-        # filtering & editing
-        ("/", "start_search", "search tasks by name"),
-        ("f", "start_filter", "filter tasks by category"),
-        ("s", "start_sort", "sort tasks"),
-        ("escape", "cancel_edit", "Cancel Edit"),
-        # edits
-        ("c", "start_change", "change current cell"),
-        ("e", "start_edit", "open cell in editor"),
-        ("a", "add_task", "add task"),
-        ("t", "toggle_cell", "toggle status"),
-        ("d", "delete_task", "delete (must be on row mode)"),
         # saved views
         ("ctrl+s", "save_view", "save current view"),
         ("ctrl+o", "load_view", "load saved view"),
-        # other
-        ("q", "quit", "quit"),
-        ("?", "show_keys", "show keybindings"),
     ]
 
     def __init__(self, default_view="default"):
         super().__init__()
-        self.filters = {}
-        self.sort_string = "due,status"
         self._load_view(default_view)
-        self.search_query = ""
-        self.saved_cursor_pos = (1, 0)
-        self.save_on_move = None
 
     def _load_view(self, name):
         try:
@@ -134,62 +78,25 @@ class TT(App):
         except Exception:
             self.notify(f"Could not load {name}")
 
-    def compose(self):
-        self.header = Header()
-        self.table = DataTable()
-        self.input_widget = Input(id="input_widget")
-        self.input_label = Static("label", id="prompt_label")
-        self.input_bar = Container(id="input_bar")
-        self.status_bar = Container(id="status_bar")
-        self.left_status = Static("LEFT", id="left_status")
-        self.right_status = Static(self.sort_string, id="right_status")
-        yield self.header
-        yield Container(self.table)
-        with Container(id="footer"):
-            with self.input_bar:
-                yield self.input_label
-                yield self.input_widget
-            with self.status_bar:
-                yield self.left_status
-                yield self.right_status
+    def action_save_view(self):
+        self._show_input("save-view", "default")
 
-    def on_mount(self):
-        self.table.add_columns(*COLUMNS)
-        self.refresh_tasks(restore_cursor=False)
+    def action_load_view(self):
+        self._show_input("load-view", "")
 
-    def action_cursor_left(self):
-        self.table.move_cursor(column=self.table.cursor_column - 1)
-        if self.table.cursor_column == 0:
-            self.table.cursor_type = "row"
-        self._perform_save_on_move()
+    def on_input_submitted(self, event: Input.Submitted):
+        # Override to add save/load view
+        if self.mode == "save-view":
+            save_view(event.value, filters=self.filters, sort_string=self.sort_string)
+        elif self.mode == "load-view":
+            self._load_view(event.value)
+            self.refresh_tasks(restore_cursor=False)
+        else:
+            super().on_input_submitted(event)
+            return
 
-    def action_cursor_right(self):
-        self.table.move_cursor(column=self.table.cursor_column + 1)
-        if self.table.cursor_column != 0:
-            self.table.cursor_type = "cell"
-        self._perform_save_on_move()
-
-    def action_cursor_up(self):
-        self.table.move_cursor(row=self.table.cursor_row - 1)
-        self._perform_save_on_move()
-
-    def action_cursor_down(self):
-        self.table.move_cursor(row=self.table.cursor_row + 1)
-        self._perform_save_on_move()
-
-    def action_cursor_top(self):
-        self.table.move_cursor(row=0)
-        self._perform_save_on_move()
-
-    def action_cursor_bottom(self):
-        self.table.move_cursor(row=self.table.row_count - 1)
-        self._perform_save_on_move()
-
-    def refresh_tasks(self, *, restore_cursor=True):
-        # show table
-        self.table.clear()
-
-        tasks = get_tasks(
+    def refresh_items(self):
+        items = get_tasks(
             self.search_query,
             category=self.filters.get("category"),
             statuses=self.filters.get("status", "").split(",")
@@ -197,274 +104,23 @@ class TT(App):
             else None,
             sort=self.sort_string,
         )
-        for task in tasks:
+        for item in items:
             category = get_colored_category(
-                task.category.name if task.category else " - "
+                item.category.name if item.category else " - "
             )
-            status = get_colored_status(task.status)
-            due = get_colored_date(task.due)
+            status = get_colored_status(item.status)
+            due = get_colored_date(item.due)
 
             self.table.add_row(
-                str(task.id),
-                task.text.split("\n")[0],  # first line
+                str(item.id),
+                item.text.split("\n")[0],  # first line
                 status,
-                task.type,
+                item.type,
                 due,
                 category,
-                key=str(task.id),
+                key=str(item.id),
             )
 
-        # update footer
-        filter_display = filter_to_string(self.filters, self.search_query)
-        self.left_status.update(f"{len(tasks)} |{filter_display}")
-
-        # restore cursor
-        if restore_cursor:
-            self.table.move_cursor(
-                row=self.saved_cursor_pos[0], column=self.saved_cursor_pos[1]
-            )
-        else:
-            self.table.move_cursor(row=0, column=1)
-
-    def action_delete_task(self):
-        if self.table.cursor_column == 0:
-            cur_row = self.table.cursor_row
-            task_id = int(self.table.get_cell_at((cur_row, 0)))
-            update_task(task_id, deleted=True)
-            self._save_cursor()
-            self.refresh_tasks()
-
-    def action_add_task(self):
-        # if filtering on type, status, or category
-        # the new task should use the selected value
-        category = self.filters.get("category", DEFAULT_CATEGORY)
-        status = self.filters.get("status", TaskStatus.ZERO.value).split(",")[0]
-        type_ = self.filters.get("type", "").split(",")[0]
-        new_task = add_task(
-            text="New Task",
-            type=type_,
-            status=status,
-            category=category,
-        )
-        self.refresh_tasks(restore_cursor=False)
-        self.move_cursor_to_task(new_task.id)
-        self.action_start_change()
-
-    def action_toggle_cell(self):
-        cur_row = self.table.cursor_row
-        cur_col = self.table.cursor_column
-        active_col_name = column_to_field[cur_col]
-        if active_col_name == "status":
-            task_id = int(self.table.get_cell_at((cur_row, 0)))
-            current_val = self.table.get_cell_at((cur_row, cur_col))
-            next_val = advance_enum_val(TaskStatus, current_val)
-            self.table.update_cell_at((cur_row, cur_col), next_val)
-            # trigger task_id to be saved on the next cursor move
-            # this avoids filtered columns disappearing right away
-            # and tons of DB writes
-            self._register_save_on_move(task_id, status=next_val)
-
-    def _register_save_on_move(self, task_id, **kwargs):
-        if self.save_on_move and self.save_on_move["task_id"] != task_id:
-            # we should only ever overwrite the same item
-            raise Exception("invalid save_on_move state")
-        self.save_on_move = {"task_id": task_id, **kwargs}
-
-    def _perform_save_on_move(self):
-        if self.save_on_move:
-            update_task(**self.save_on_move)
-            self._save_cursor()
-            self.refresh_tasks()
-            # reset status
-            self.save_on_move = None
-
-    def move_cursor_to_task(self, task_id):
-        # ick, but only way to search table?
-        for row in range(self.table.row_count):
-            data = self.table.get_row_at(row)
-            if data[0] == str(task_id):
-                self.table.move_cursor(row=row, column=1)
-                break
-
-    # Control of edit bar ####################
-
-    def _show_input(self, mode, start_value):
-        self.mode = mode
-        self.input_bar.display = True
-        self.input_widget.value = start_value
-        if mode.endswith("-view"):
-            mode_input_label = "view name: "
-        else:
-            mode_input_label = f"{mode}: "
-        self.input_label.update(mode_input_label)
-        self.set_focus(self.input_widget)
-
-    def _hide_input(self):
-        self.input_bar.display = False
-        self.set_focus(self.table)
-
-    def action_cancel_edit(self):
-        self._hide_input()
-        self.table.cursor_type = "cell"
-
-    def action_start_search(self):
-        self._show_input("search", "")
-
-    def action_save_view(self):
-        self._show_input("save-view", "default")
-
-    def action_load_view(self):
-        self._show_input("load-view", "")
-
-    def action_start_filter(self):
-        # filter the currently selected column
-        cur_col = self.table.cursor_column
-        active_col_name = column_to_field[cur_col]
-        # # only allow filtering these columns
-        if active_col_name not in ("status", "type", "due", "category"):
-            return
-        cur_filter_val = self.filters.get(active_col_name) or ""
-        self._show_input("filter", cur_filter_val)
-        self.table.cursor_type = "column"
-
-    def action_start_sort(self):
-        self._show_input("sort", self.sort_string)
-
-    def _save_cursor(self):
-        self.saved_cursor_pos = (self.table.cursor_row, self.table.cursor_column)
-
-    def action_start_change(self):
-        if self.table.cursor_row is None or self.table.cursor_column == 0:
-            return
-
-        self._save_cursor()
-        current_value = self.table.get_cell_at(
-            (self.table.cursor_row, self.table.cursor_column)
-        )
-        current_value = remove_rich_tag(current_value)
-        self._show_input("edit", current_value)
-
-    def action_start_edit(self):
-        cur_col = self.table.cursor_column
-
-        if self.table.cursor_row is None or cur_col != 1:
-            return
-
-        self._save_cursor()
-        task_id = self.table.get_cell_at((self.table.cursor_row, 0))
-        # get task from db so we can see 100% of the text
-        task = get_task(task_id)
-
-        # found at https://github.com/Textualize/textual/discussions/1654
-        self._driver.stop_application_mode()
-        new_text = get_text_from_editor(task.text)
-        self.refresh()
-        self._driver.start_application_mode()
-        if new_text is not None:
-            update_task(task_id, text=new_text)
-            self.refresh_tasks()
-
-    def on_input_submitted(self, event: Input.Submitted):
-        if self.mode == "search":
-            self.search_query = event.value
-            self.refresh_tasks(restore_cursor=False)
-        elif self.mode == "filter":
-            cur_col = self.table.cursor_column
-            active_col_name = column_to_field[cur_col]
-            self.filters[active_col_name] = event.value
-            self.refresh_tasks(restore_cursor=False)
-            self.table.cursor_type = "cel"
-        elif self.mode == "sort":
-            self.sort_string = event.value
-            self.refresh_tasks(restore_cursor=False)
-            self.right_status.update(self.sort_string)
-        elif self.mode == "edit":
-            self.apply_change(event.value)
-        elif self.mode == "save-view":
-            save_view(event.value, filters=self.filters, sort_string=self.sort_string)
-        elif self.mode == "load-view":
-            self._load_view(event.value)
-            self.refresh_tasks(restore_cursor=False)
-        else:
-            raise ValueError(f"unknown mode: {self.mode}")
-        self._hide_input()
-
-    def apply_change(self, new_value):
-        row, col = self.saved_cursor_pos
-        task_id = int(self.table.get_cell_at((row, 0)))
-
-        field = column_to_field[col]
-        update_data = {}
-
-        if field == "due":
-            try:
-                update_data["due"] = datetime.strptime(new_value, "%Y-%m-%d")
-            except ValueError:
-                self.notify("Invalid date format. Use YYYY-MM-DD")
-        elif field == "status":
-            try:
-                TaskStatus(new_value)  # validate status
-                update_data["status"] = new_value
-            except ValueError:
-                self.notify(f"Invalid status. Use: {[s.value for s in TaskStatus]}")
-        else:
-            update_data[field] = new_value
-
-        try:
-            update_task(task_id, **update_data)
-            self.refresh_tasks()
-        except Exception as e:
-            self.notify(f"Error updating task: {str(e)}")
-        finally:
-            # no longer in edit mode
-            self.action_cancel_edit()
-
-    def action_show_keys(self):
-        self.push_screen(KeyBindingsScreen())
-
-
-class KeyBindingsScreen(ModalScreen):
-    CSS = """
-    KeyBindingsScreen {
-        align: center middle;
-    }
-
-    Vertical {
-        height: auto;
-        border: tall $primary;
-    }
-
-    Static.title {
-        text-align: center;
-        text-style: bold;
-    }
-
-    Static.footer {
-        text-align: center;
-        color: $text-muted;
-    }
-    """
-
-    def compose(self):
-        table = Table(expand=True, show_header=True)
-        table.add_column("Key")
-        table.add_column("Description")
-
-        table.add_row("j/k/h/l", "up/down/left/right")
-        table.add_row("g/G", "top/bottom")
-        table.add_row("esc", "dismiss modal or search bar")
-
-        for binding in self.app.BINDINGS:
-            if binding[0] not in ["h", "j", "k", "l", "g", "G", "escape"]:
-                table.add_row(binding[0], binding[2])
-
-        yield Static("tt keybindings", classes="title")
-        yield Static(table)
-        yield Static("Press any key to dismiss", classes="footer")
-
-    def on_key(self, event) -> None:
-        self.app.pop_screen()
-
 
 def run(default_view):
     initialize_db()
diff --git a/src/tt/tui_editor.py b/src/tt/tui_editor.py
new file mode 100644
index 0000000..c8e39c1
--- /dev/null
+++ b/src/tt/tui_editor.py
@@ -0,0 +1,370 @@
+from textual.app import App
+from textual.widgets import (
+    DataTable,
+    Header,
+    Input,
+    Static,
+)
+from textual.containers import Container
+
+from .utils import (
+    remove_rich_tag,
+    filter_to_string,
+    advance_enum_val,
+    get_text_from_editor,
+)
+from .tui_keybindings import KeyBindingsScreen
+
+
+class NotifyValidationError(Exception):
+    """will notify and continue if raised"""
+
+
+class TableColumnConfig:
+    def __init__(
+        self,
+        field: str,
+        display_name: str,
+        *,
+        default=None,
+        enum=None,
+        enable_editor=False,
+        preprocessor=None,
+    ):
+        self.field = field
+        self.display_name = display_name
+        self.default = default
+        self.enum = enum
+        self.preprocessor = preprocessor or (lambda x: x)
+        self.enable_editor = enable_editor
+
+
+class TableEditor(App):
+    CSS = """
+    #footer {
+        dock: bottom;
+        max-height: 2;
+    }
+    #input_bar {
+        height: 2;
+        border-top: solid green;
+        layout: grid;
+        grid-size: 2;
+        grid-columns: 10 1fr;
+        display: none;
+    }
+
+    #prompt_label {
+        width: 10;
+        content-align: left middle;
+    }
+    
+    #input_widget {
+        width: 100%;
+        margin: 0;
+        border: none;
+    }
+
+    #status_bar {
+      border-top: solid white;
+      height: 2;
+      margin: 0;
+      layout: grid;
+      grid-size: 2;
+    }
+
+    #left_status {
+      height: 1;
+      margin: 0;
+      padding-left: 1;
+    }
+    #right_status {
+      height: 1;
+      margin: 0;
+      padding-right: 1;
+      text-align: right;
+    }
+    """
+
+    BINDINGS = [
+        # movement
+        ("h", "cursor_left", "Left"),
+        ("j", "cursor_down", "Down"),
+        ("k", "cursor_up", "Up"),
+        ("l", "cursor_right", "Right"),
+        ("g", "cursor_top", "Top"),
+        ("G", "cursor_bottom", "Bottom"),
+        # filtering & editing
+        ("/", "start_search", "search by name"),
+        ("f", "start_filter", "filter current column"),
+        ("s", "start_sort", "sort"),
+        ("escape", "cancel_edit", "cancel edit"),
+        # edits
+        ("c", "start_change", "change current cell"),
+        ("e", "start_edit", "open cell in editor"),
+        ("a", "add_item", "add item"),
+        ("t", "toggle_cell", "toggle enum"),
+        ("d", "delete_item", "delete (must be on row mode)"),
+        # other
+        ("q", "quit", "quit"),
+        ("?", "show_keys", "show keybindings"),
+    ]
+
+    def __init__(self, default_view="default"):
+        super().__init__()
+        self.filters = {}
+        self.sort_string = "due,status"
+        self._load_view(default_view)
+        self.search_query = ""
+        self.saved_cursor_pos = (1, 0)
+        self.save_on_move = None
+
+    def compose(self):
+        self.header = Header()
+        self.table = DataTable()
+        self.input_widget = Input(id="input_widget")
+        self.input_label = Static("label", id="prompt_label")
+        self.input_bar = Container(id="input_bar")
+        self.status_bar = Container(id="status_bar")
+        self.left_status = Static("LEFT", id="left_status")
+        self.right_status = Static(self.sort_string, id="right_status")
+        yield self.header
+        yield Container(self.table)
+        with Container(id="footer"):
+            with self.input_bar:
+                yield self.input_label
+                yield self.input_widget
+            with self.status_bar:
+                yield self.left_status
+                yield self.right_status
+
+    def on_mount(self):
+        column_names = [c.display_name for c in self.TABLE_CONFIG]
+        self.table.add_columns(*column_names)
+        self.refresh_data(restore_cursor=False)
+
+    def action_cursor_left(self):
+        self.table.move_cursor(column=self.table.cursor_column - 1)
+        if self.table.cursor_column == 0:
+            self.table.cursor_type = "row"
+        self._perform_save_on_move()
+
+    def action_cursor_right(self):
+        self.table.move_cursor(column=self.table.cursor_column + 1)
+        if self.table.cursor_column != 0:
+            self.table.cursor_type = "cell"
+        self._perform_save_on_move()
+
+    def action_cursor_up(self):
+        self.table.move_cursor(row=self.table.cursor_row - 1)
+        self._perform_save_on_move()
+
+    def action_cursor_down(self):
+        self.table.move_cursor(row=self.table.cursor_row + 1)
+        self._perform_save_on_move()
+
+    def action_cursor_top(self):
+        self.table.move_cursor(row=0)
+        self._perform_save_on_move()
+
+    def action_cursor_bottom(self):
+        self.table.move_cursor(row=self.table.row_count - 1)
+        self._perform_save_on_move()
+
+    def refresh_data(self, *, restore_cursor=True):
+        # reset table
+        self.table.clear()
+        self.refresh_items()
+
+        # update footer
+        filter_display = filter_to_string(self.filters, self.search_query)
+        self.left_status.update(f"{self.table.row_count} |{filter_display}")
+
+        # restore cursor
+        if restore_cursor:
+            self.table.move_cursor(
+                row=self.saved_cursor_pos[0], column=self.saved_cursor_pos[1]
+            )
+        else:
+            self.table.move_cursor(row=0, column=1)
+
+    def action_delete_item(self):
+        if self.table.cursor_column == 0:
+            cur_row = self.table.cursor_row
+            item_id = int(self.table.get_cell_at((cur_row, 0)))
+            self.update_item_callback(item_id, deleted=True)
+            self._save_cursor()
+            self.refresh_data()
+
+    def action_add_item(self):
+        # if filtering on type, status, or category
+        # the new item should use the selected value
+
+        # prepopulate with either the field default or the current filter
+        prepopulated = {
+            field.name: self.filters.get(field.name, field.default)
+            for field in self.TABLE_CONFIG
+        }
+        # TODO: need to split type_ and status
+
+        new_item = self.add_item_callback(**prepopulated)
+        self.refresh_data(restore_cursor=False)
+        self.move_cursor_to_item(new_item.id)
+        self.action_start_change()
+
+    def _active_column_config(self):
+        cur_col = self.table.cursor_column
+        return self.TABLE_CONFIG[cur_col]
+
+    def _active_item_id(self):
+        return int(self.table.get_cell_at((self.table.cursor_row, 0)))
+
+    def action_toggle_cell(self):
+        cur_row = self.table.cursor_row
+        cur_col = self.table.cursor_column
+        cconf = self._active_column_config()
+
+        if cconf.enum:
+            item_id = self._active_item_id()
+            current_val = self.table.get_cell_at((cur_row, cur_col))
+            next_val = advance_enum_val(cconf.enum, current_val)
+            self.table.update_cell_at((cur_row, cur_col), next_val)
+            # trigger item_id to be saved on the next cursor move
+            # this avoids filtered columns disappearing right away
+            # and tons of DB writes
+            self._register_save_on_move(item_id, status=next_val)
+
+    def _register_save_on_move(self, item_id, **kwargs):
+        if self.save_on_move and self.save_on_move["item_id"] != item_id:
+            # we should only ever overwrite the same item
+            raise Exception("invalid save_on_move state")
+        self.save_on_move = {"item_id": item_id, **kwargs}
+
+    def _perform_save_on_move(self):
+        if self.save_on_move:
+            self.update_item_callback(**self.save_on_move)
+            self._save_cursor()
+            self.refresh_data()
+            # reset status
+            self.save_on_move = None
+
+    def move_cursor_to_item(self, item_id):
+        # ick, but only way to search table?
+        for row in range(self.table.row_count):
+            data = self.table.get_row_at(row)
+            if data[0] == str(item_id):
+                self.table.move_cursor(row=row, column=1)
+                break
+
+    # Control of edit bar ####################
+
+    def _show_input(self, mode, start_value):
+        self.mode = mode
+        self.input_bar.display = True
+        self.input_widget.value = start_value
+        # TODO: a better solution here, violating Liskov
+        if mode.endswith("-view"):
+            mode_input_label = "view name: "
+        else:
+            mode_input_label = f"{mode}: "
+        self.input_label.update(mode_input_label)
+        self.set_focus(self.input_widget)
+
+    def _hide_input(self):
+        self.input_bar.display = False
+        self.set_focus(self.table)
+
+    def action_cancel_edit(self):
+        self._hide_input()
+        self.table.cursor_type = "cell"
+
+    def action_start_search(self):
+        self._show_input("search", "")
+
+    def action_start_filter(self):
+        cconf = self._active_column_config()
+        if cconf.filterable:
+            return
+        cur_filter_val = self.filters.get(cconf.name) or ""
+        self._show_input("filter", cur_filter_val)
+        self.table.cursor_type = "column"
+
+    def action_start_sort(self):
+        self._show_input("sort", self.sort_string)
+
+    def _save_cursor(self):
+        self.saved_cursor_pos = (self.table.cursor_row, self.table.cursor_column)
+
+    def action_start_change(self):
+        if self.table.cursor_row is None or self.table.cursor_column == 0:
+            return
+
+        self._save_crefresh_data()
+        current_value = self.table.get_cell_at(
+            (self.table.cursor_row, self.table.cursor_column)
+        )
+        current_value = remove_rich_tag(current_value)
+        self._show_input("edit", current_value)
+
+    def action_start_edit(self):
+        cconf = self._active_column_config()
+
+        if not cconf.enable_editor:
+            return
+
+        self._save_cursor()
+        # get item from db to ensure we have the original text
+        # since the table might have an edited/truncated version
+        item_id = self._active_item_id()
+        item = self.get_item_callback(item_id)
+
+        # found at https://github.com/Textualize/textual/discussions/1654
+        self._drirefresh_data.stop_application_mode()
+        new_text = get_text_from_editor(item.text)
+        self.refresh()
+        self._driver.start_application_mode()
+        if new_text is not None:
+            self.update_item_callback(item_id, text=new_text)
+            self.refresh_data()
+
+    def on_input_submitted(self, event: Input.Submitted):
+        self._hide_input()
+        if self.mode == "search":
+            self.refresh_data = event.value
+            self.refresh_data(restore_cursor=False)
+        elif self.mode == "filter":
+            cconf = self._active_column_config()
+            self.filters[cconf.name] = event.value
+            self.refresh_data(restore_cursor=False)
+            self.table.cursor_type = "cel"
+        elif self.mode == "sort":
+            self.sort_string = event.value
+            self.refresh_data(restore_cursor=False)
+            self.right_status.update(self.sort_string)
+        elif self.mode == "edit":
+            self.apply_change(event.value)
+        else:
+            raise ValueError(f"unknown mode: {self.mode}")
+
+    def apply_change(self, new_value):
+        row, col = self.saved_cursor_pos
+        item_id = int(self.table.get_cell_at((row, 0)))
+        cconf = self.TABLE_CONFIG[col]
+        field = cconf.name
+        update_data = {}
+
+        # preprocess/validate the field being saved
+        try:
+            update_data[field] = cconf.preprocess(new_value)
+            self.update_item_callback(item_id, **update_data)
+            self.refresh_data()
+        except NotifyValidationError as e:
+            self.notify(e.message)
+        except Exception as e:
+            self.notify(f"Error updating item: {str(e)}")
+        finally:
+            # break out of edit mode
+            self.action_cancel_edit()
+
+    def action_show_keys(self):
+        self.push_screen(KeyBindingsScreen())
diff --git a/src/tt/tui_keybindings.py b/src/tt/tui_keybindings.py
new file mode 100644
index 0000000..66418da
--- /dev/null
+++ b/src/tt/tui_keybindings.py
@@ -0,0 +1,46 @@
+from textual.screen import ModalScreen
+from rich.table import Table
+from textual.widgets import Static
+
+
+class KeyBindingsScreen(ModalScreen):
+    CSS = """
+    KeyBindingsScreen {
+        align: center middle;
+    }
+
+    Vertical {
+        height: auto;
+        border: tall $primary;
+    }
+
+    Static.title {
+        text-align: center;
+        text-style: bold;
+    }
+
+    Static.footer {
+        text-align: center;
+        color: $text-muted;
+    }
+    """
+
+    def compose(self):
+        table = Table(expand=True, show_header=True)
+        table.add_column("Key")
+        table.add_column("Description")
+
+        table.add_row("j/k/h/l", "up/down/left/right")
+        table.add_row("g/G", "top/bottom")
+        table.add_row("esc", "dismiss modal or search bar")
+
+        for binding in self.app.BINDINGS:
+            if binding[0] not in ["h", "j", "k", "l", "g", "G", "escape"]:
+                table.add_row(binding[0], binding[2])
+
+        yield Static("tt keybindings", classes="title")
+        yield Static(table)
+        yield Static("Press any key to dismiss", classes="footer")
+
+    def on_key(self, event) -> None:
+        self.app.pop_screen()