91 lines
2.6 KiB
Python
91 lines
2.6 KiB
Python
# Copyright 2024 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from dataclasses import field
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from typing import Any, Generator, TypedDict
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from dataclasses_json import dataclass_json
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import mesop as me
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# pylint: disable=E0402
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from .styles import _STYLE_CURRENT_NAV, _STYLE_MAIN_HEADER
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# pylint: disable=E0402
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class Page(TypedDict):
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"""Page class"""
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display: str
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route: str
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page_data = [
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{"display": "Generate story", "route": "/"},
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{"display": "Marketing campaign", "route": "/marketing"},
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{"display": "Image playground", "route": "/images"},
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{"display": "Video playground", "route": "/videos"},
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]
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page_json = [Page(**data) for data in page_data] # type: ignore[typeddict-item]
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@dataclass_json
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@me.stateclass
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class State:
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"""Mesop state class"""
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# pylint: disable=E3701
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pages: list[Page] = field(default_factory=lambda: page_json)
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current_page: str = ""
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# pylint: disable=E3701
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def navigate_to(e: me.ClickEvent) -> Generator[None, Any, None]:
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"""Navigate to a page event"""
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s = me.state(State)
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s.current_page = e.key
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me.navigate(e.key)
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yield
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def page_navigation_menu(url: str) -> None:
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"""Page navigation menu creation"""
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print(f"url: {url}")
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state = me.state(State)
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with me.box(style=_STYLE_MAIN_HEADER):
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with me.box(style=me.Style(display="flex", flex_direction="row", gap=12)):
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for page in state.pages:
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disabled = False
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if state.current_page == page.get("route"):
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disabled = True
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me.button(
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page.get("display"),
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key=f"{page.get('route')}",
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on_click=navigate_to,
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disabled=disabled,
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style=_STYLE_CURRENT_NAV if disabled else me.Style(),
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# type="flat" if disabled else "stroked"
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)
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@me.content_component
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def nav_menu(url: str) -> str:
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"""Navigation menu component"""
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page_navigation_menu(url=url)
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me.slot()
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state = me.state(State)
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return state.current_page
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