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ffx/bin/ffx/track_details_screen.py

412 lines
13 KiB
Python

import click, time
from textual import events
from textual.app import App, ComposeResult
from textual.screen import Screen
from textual.widgets import Header, Footer, Static, Button, SelectionList, Select, DataTable, Input
from textual.containers import Grid
from ffx.model.pattern import Pattern
from ffx.model.track import Track
from .track_controller import TrackController
from .pattern_controller import PatternController
from .tag_controller import TagController
from .track_type import TrackType
from .iso_language import IsoLanguage
from .track_disposition import TrackDisposition
from .audio_layout import AudioLayout
from .track_descriptor import TrackDescriptor
from .tag_details_screen import TagDetailsScreen
from .tag_delete_screen import TagDeleteScreen
from textual.widgets._data_table import CellDoesNotExist
# Screen[dict[int, str, int]]
class TrackDetailsScreen(Screen):
CSS = """
Grid {
grid-size: 5 24;
grid-rows: 2 2 2 2 2 3 3 2 2 3 2 2 2 2 2 6 2 2 6 2 2 2;
grid-columns: 25 25 25 25 125;
height: 100%;
width: 100%;
padding: 1;
}
Input {
border: none;
}
Button {
border: none;
}
SelectionList {
border: none;
min-height: 6;
}
Select {
border: none;
}
DataTable {
min-height: 6;
}
#toplabel {
height: 1;
}
.two {
column-span: 2;
}
.three {
column-span: 3;
}
.four {
column-span: 4;
}
.five {
column-span: 5;
}
.box {
height: 100%;
border: solid green;
}
.yellow {
tint: yellow 40%;
}
"""
def __init__(self, trackDescriptor : TrackDescriptor = None, patternId = None, trackType : TrackType = None, index = None, subIndex = None):
super().__init__()
self.context = self.app.getContext()
self.Session = self.context['database']['session'] # convenience
self.__tc = TrackController(context = self.context)
self.__pc = PatternController(context = self.context)
self.__tac = TagController(context = self.context)
self.__isNew = trackDescriptor is None
if self.__isNew:
self.__trackType = trackType
self.__audioLayout = AudioLayout.LAYOUT_UNDEFINED
self.__index = index
self.__subIndex = subIndex
self.__trackDescriptor : TrackDescriptor = None
self.__pattern : Pattern = self.__pc.getPattern(patternId) if patternId is not None else {}
else:
self.__trackType = trackDescriptor.getType()
self.__audioLayout = trackDescriptor.getAudioLayout()
self.__index = trackDescriptor.getIndex()
self.__subIndex = trackDescriptor.getSubIndex()
self.__trackDescriptor : TrackDescriptor = trackDescriptor
self.__pattern : Pattern = self.__pc.getPattern(self.__trackDescriptor.getPatternId())
def updateTags(self):
self.trackTagsTable.clear()
trackId = self.__trackDescriptor.getId()
if trackId != -1:
trackTags = self.__tac.findAllTrackTags(trackId)
for k,v in trackTags.items():
if k != 'language' and k != 'title':
row = (k,v)
self.trackTagsTable.add_row(*map(str, row))
def on_mount(self):
self.query_one("#index_label", Static).update(str(self.__index) if self.__index is not None else '-')
self.query_one("#subindex_label", Static).update(str(self.__subIndex)if self.__subIndex is not None else '-')
if self.__pattern is not None:
self.query_one("#pattern_label", Static).update(self.__pattern.getPattern())
if self.__trackType is not None:
self.query_one("#type_select", Select).value = self.__trackType.label()
if self.__trackType == TrackType.AUDIO:
self.query_one("#audio_layout_select", Select).value = self.__audioLayout.label()
for d in TrackDisposition:
dispositionIsSet = (self.__trackDescriptor is not None
and d in self.__trackDescriptor.getDispositionSet())
dispositionOption = (d.label(), d.index(), dispositionIsSet)
self.query_one("#dispositions_selection_list", SelectionList).add_option(dispositionOption)
if self.__trackDescriptor is not None:
self.query_one("#language_select", Select).value = self.__trackDescriptor.getLanguage().label()
self.query_one("#title_input", Input).value = self.__trackDescriptor.getTitle()
self.updateTags()
def compose(self):
self.trackTagsTable = DataTable(classes="five")
# Define the columns with headers
self.column_key_track_tag_key = self.trackTagsTable.add_column("Key", width=10)
self.column_key_track_tag_value = self.trackTagsTable.add_column("Value", width=125)
self.trackTagsTable.cursor_type = 'row'
languages = [l.label() for l in IsoLanguage]
yield Header()
with Grid():
# 1
yield Static(f"New stream" if self.__isNew else f"Edit stream", id="toplabel", classes="five")
# 2
yield Static("for pattern")
yield Static("", id="pattern_label", classes="four")
# 3
yield Static(" ", classes="five")
# 4
yield Static("Index / Subindex")
yield Static("", id="index_label", classes="two")
yield Static("", id="subindex_label", classes="two")
# 5
yield Static(" ", classes="five")
# 6
yield Static("Type")
yield Select.from_values([t.label() for t in TrackType], classes="four", id="type_select")
# 7
yield Static("Audio Layout")
yield Select.from_values([t.label() for t in AudioLayout], classes="four", id="audio_layout_select")
# 8
yield Static(" ", classes="five")
# 9
yield Static(" ", classes="five")
# 10
yield Static("Language")
yield Select.from_values(languages, classes="four", id="language_select")
# 11
yield Static(" ", classes="five")
# 12
yield Static("Title")
yield Input(id="title_input", classes="four")
# 13
yield Static(" ", classes="five")
# 14
yield Static(" ", classes="five")
# 15
yield Static("Stream tags")
yield Static(" ")
yield Button("Add", id="button_add_stream_tag")
yield Button("Edit", id="button_edit_stream_tag")
yield Button("Delete", id="button_delete_stream_tag")
# 16
yield self.trackTagsTable
# 17
yield Static(" ", classes="five")
# 18
yield Static("Stream dispositions", classes="five")
# 19
yield SelectionList[int](
classes="five",
id = "dispositions_selection_list"
)
# 20
yield Static(" ", classes="five")
# 21
yield Static(" ", classes="five")
# 22
yield Button("Save", id="save_button")
yield Button("Cancel", id="cancel_button")
# 23
yield Static(" ", classes="five")
# 24
yield Static(" ", classes="five", id="messagestatic")
yield Footer(id="footer")
def getTrackDescriptorFromInput(self):
kwargs = {}
kwargs[TrackDescriptor.PATTERN_ID_KEY] = int(self.__pattern.getId())
kwargs[TrackDescriptor.INDEX_KEY] = self.__index
kwargs[TrackDescriptor.SUB_INDEX_KEY] = self.__subIndex #!
kwargs[TrackDescriptor.TRACK_TYPE_KEY] = TrackType.fromLabel(self.query_one("#type_select", Select).value)
kwargs[TrackDescriptor.AUDIO_LAYOUT_KEY] = AudioLayout.fromLabel(self.query_one("#audio_layout_select", Select).value)
trackTags = {}
language = self.query_one("#language_select", Select).value
if language:
trackTags['language'] = IsoLanguage.find(language).threeLetter()
title = self.query_one("#title_input", Input).value
if title:
trackTags['title'] = title
tableTags = {row[0]:row[1] for r in self.trackTagsTable.rows if (row := self.trackTagsTable.get_row(r)) and row[0] != 'language' and row[0] != 'title'}
kwargs[TrackDescriptor.TAGS_KEY] = trackTags | tableTags
dispositionFlags = sum([2**f for f in self.query_one("#dispositions_selection_list", SelectionList).selected])
kwargs[TrackDescriptor.DISPOSITION_SET_KEY] = TrackDisposition.toSet(dispositionFlags)
return TrackDescriptor(**kwargs)
def getSelectedTag(self):
try:
# Fetch the currently selected row when 'Enter' is pressed
#selected_row_index = self.table.cursor_row
row_key, col_key = self.trackTagsTable.coordinate_to_cell_key(self.trackTagsTable.cursor_coordinate)
if row_key is not None:
selected_tag_data = self.trackTagsTable.get_row(row_key)
tagKey = str(selected_tag_data[0])
tagValue = str(selected_tag_data[1])
return tagKey, tagValue
else:
return None
except CellDoesNotExist:
return None
# Event handler for button press
def on_button_pressed(self, event: Button.Pressed) -> None:
# Check if the button pressed is the one we are interested in
if event.button.id == "save_button":
# Check for multiple default/forced disposition flags
if self.__trackType == TrackType.VIDEO:
trackList = self.__tc.findVideoTracks(self.__pattern.getId())
if self.__trackType == TrackType.AUDIO:
trackList = self.__tc.findAudioTracks(self.__pattern.getId())
elif self.__trackType == TrackType.SUBTITLE:
trackList = self.__tc.findSubtitleTracks(self.__pattern.getId())
else:
trackList = []
siblingTrackList = [t for t in trackList if t.getType() == self.__trackType and t.getIndex() != self.__index]
numDefaultTracks = len([t for t in siblingTrackList if TrackDisposition.DEFAULT in t.getDispositionSet()])
numForcedTracks = len([t for t in siblingTrackList if TrackDisposition.FORCED in t.getDispositionSet()])
self.__subIndex = len(trackList)
trackDescriptor = self.getTrackDescriptorFromInput()
if ((TrackDisposition.DEFAULT in trackDescriptor.getDispositionSet() and numDefaultTracks)
or (TrackDisposition.FORCED in trackDescriptor.getDispositionSet() and numForcedTracks)):
self.query_one("#messagestatic", Static).update("Cannot add another stream with disposition flag 'debug' or 'forced' set")
else:
self.query_one("#messagestatic", Static).update(" ")
if self.__isNew:
# Track per Screen hinzufügen
self.__tc.addTrack(trackDescriptor)
self.dismiss(trackDescriptor)
else:
track = self.__tc.getTrack(self.__pattern.getId(), self.__index)
# Track per details screen updaten
if self.__tc.updateTrack(track.getId(), trackDescriptor):
self.dismiss(trackDescriptor)
else:
self.app.pop_screen()
if event.button.id == "cancel_button":
self.app.pop_screen()
if event.button.id == "button_add_stream_tag":
if not self.__isNew:
self.app.push_screen(TagDetailsScreen(), self.handle_update_tag)
if event.button.id == "button_edit_stream_tag":
tagKey, tagValue = self.getSelectedTag()
self.app.push_screen(TagDetailsScreen(key=tagKey, value=tagValue), self.handle_update_tag)
if event.button.id == "button_delete_stream_tag":
tagKey, tagValue = self.getSelectedTag()
self.app.push_screen(TagDeleteScreen(key=tagKey, value=tagValue), self.handle_delete_tag)
def handle_update_tag(self, tag):
trackId = self.__trackDescriptor.getId()
if trackId == -1:
raise click.ClickException(f"TrackDetailsScreen.handle_update_tag: trackId not set (-1) trackDescriptor={self.__trackDescriptor}")
if self.__tac.updateTrackTag(trackId, tag[0], tag[1]) is not None:
self.updateTags()
def handle_delete_tag(self, trackTag):
trackId = self.__trackDescriptor.getId()
if trackId == -1:
raise click.ClickException(f"TrackDetailsScreen.handle_delete_tag: trackId not set (-1) trackDescriptor={self.__trackDescriptor}")
tag = self.__tac.findTrackTag(trackId, trackTag[0])
if tag is not None:
if self.__tac.deleteTrackTag(tag.id):
self.updateTags()