2025-08-18 23:08:22 +08:00
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from pathlib import Path
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from typing import Any, Literal
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from zhenxun.services.renderer.protocols import Renderable
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from .builders.core.layout import LayoutBuilder
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from .models.core.base import RenderableComponent
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from .models.core.markdown import MarkdownData
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from .models.core.template import TemplateComponent
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def template(path: str | Path, data: dict[str, Any]) -> TemplateComponent:
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"""
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创建一个基于独立模板文件的UI组件。
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"""
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if isinstance(path, str):
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path = Path(path)
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return TemplateComponent(template_path=path, data=data)
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def markdown(content: str, style: str | Path | None = "default") -> MarkdownData:
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"""
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创建一个基于Markdown内容的UI组件。
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"""
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if isinstance(style, Path):
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return MarkdownData(markdown=content, css_path=str(style.absolute()))
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return MarkdownData(markdown=content, style_name=style)
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def vstack(children: list[RenderableComponent], **layout_options) -> "LayoutBuilder":
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"""
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创建一个垂直布局组件。
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"""
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builder = LayoutBuilder.column(**layout_options)
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for child in children:
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builder.add_item(child)
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return builder
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def hstack(children: list[RenderableComponent], **layout_options) -> "LayoutBuilder":
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"""
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创建一个水平布局组件。
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"""
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builder = LayoutBuilder.row(**layout_options)
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for child in children:
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builder.add_item(child)
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return builder
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async def render(
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component_or_path: Renderable | str | Path,
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data: dict | None = None,
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*,
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use_cache: bool = False,
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debug_mode: Literal["none", "log"] = "none",
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**kwargs,
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) -> bytes:
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"""
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统一的UI渲染入口。
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用法:
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1. 渲染一个已构建的UI组件: `render(my_builder.build())`
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2. 直接渲染一个模板文件: `render("path/to/template", data={...})`
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"""
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from zhenxun.services import renderer_service
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component: Renderable
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if isinstance(component_or_path, str | Path):
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if data is None:
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raise ValueError("使用模板路径渲染时必须提供 'data' 参数。")
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component = TemplateComponent(template_path=component_or_path, data=data)
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else:
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component = component_or_path
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return await renderer_service.render(
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component, use_cache=use_cache, debug_mode=debug_mode, **kwargs
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)
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async def render_template(
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path: str | Path, data: dict, use_cache: bool = False, **kwargs
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) -> bytes:
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"""
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渲染一个独立的Jinja2模板文件。
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这是一个便捷函数,封装了 render() 函数的调用,提供更简洁的模板渲染接口。
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参数:
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path: 模板文件路径,相对于主题模板目录。
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data: 传递给模板的数据字典。
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use_cache: (可选) 是否启用渲染缓存,默认为 False。
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**kwargs: 传递给渲染服务的额外参数。
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返回:
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bytes: 渲染后的图片数据。
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"""
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return await render(path, data, use_cache=use_cache, **kwargs)
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async def render_markdown(
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md: str, style: str | Path | None = "default", use_cache: bool = False, **kwargs
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) -> bytes:
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"""
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将Markdown字符串渲染为图片。
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这是一个便捷函数,封装了 render() 函数的调用,专门用于渲染Markdown内容。
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参数:
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md: 要渲染的Markdown内容字符串。
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style: (可选) 样式名称或自定义CSS文件路径,默认为 "default"。
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use_cache: (可选) 是否启用渲染缓存,默认为 False。
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**kwargs: 传递给渲染服务的额外参数。
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返回:
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bytes: 渲染后的图片数据。
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"""
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component: MarkdownData
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if isinstance(style, Path):
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component = MarkdownData(markdown=md, css_path=str(style.absolute()))
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else:
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component = MarkdownData(markdown=md, style_name=style)
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return await render(component, use_cache=use_cache, **kwargs)
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from zhenxun.services.renderer.protocols import RenderResult
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async def render_full_result(
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component: Renderable, use_cache: bool = False, **kwargs
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) -> RenderResult:
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"""
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渲染组件并返回包含图片和HTML的完整结果对象,用于调试和高级用途。
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"""
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from zhenxun.services import renderer_service
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return await renderer_service._render_component(
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component, use_cache=use_cache, **kwargs
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)
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