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* ♻️ refactor: 统一图片渲染架构并引入通用UI组件系统 🎨 **渲染服务重构** - 统一图片渲染入口,引入主题系统支持 - 优化Jinja2环境管理,支持主题覆盖和插件命名空间 - 新增UI缓存机制和主题重载功能 ✨ **通用UI组件系统** - 新增 zhenxun.ui 模块,提供数据模型和构建器 - 引入BaseBuilder基类,支持链式调用 - 新增多种UI构建器:InfoCard, Markdown, Table, Chart, Layout等 - 新增通用组件:Divider, Badge, ProgressBar, UserInfoBlock 🔄 **插件迁移** - 迁移9个内置插件至新渲染系统 - 移除各插件中分散的图片生成工具 - 优化数据处理和渲染逻辑 💥 **Breaking Changes** - 移除旧的图片渲染接口和模板路径 - TEMPLATE_PATH 更名为 THEMES_PATH - 插件需适配新的RendererService和zhenxun.ui模块 * ✅ test(check): 更新自检插件测试中的渲染服务模拟 * ♻️ refactor(renderer): 将缓存文件名哈希算法切换到 SHA256 * ♻️ refactor(shop): 移除商店HTML图片生成模块 * 🚨 auto fix by pre-commit hooks --------- Co-authored-by: webjoin111 <455457521@qq.com> Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
118 lines
4.1 KiB
Python
118 lines
4.1 KiB
Python
import base64
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from typing import Any
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from typing_extensions import Self
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from ...models.core.layout import LayoutData, LayoutItem
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from ..base import BaseBuilder
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__all__ = ["LayoutBuilder"]
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class LayoutBuilder(BaseBuilder[LayoutData]):
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"""
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一个用于将多个图片(bytes)组合成单张图片的链式构建器。
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采用混合模式,提供便捷的工厂方法和灵活的自定义模板能力。
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"""
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def __init__(self):
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super().__init__(LayoutData(), template_name="")
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self._items: list[LayoutItem] = []
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self._options: dict[str, Any] = {}
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self._preset_template_name: str | None = None
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@classmethod
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def column(cls, **options: Any) -> Self:
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"""
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工厂方法:创建一个垂直列布局的构建器。
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:param options: 传递给模板的选项,如 gap, padding, align_items 等。
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"""
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builder = cls()
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builder._preset_template_name = "layouts/column"
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builder._options.update(options)
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return builder
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@classmethod
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def grid(cls, **options: Any) -> Self:
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"""
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工厂方法:创建一个网格布局的构建器。
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:param options: 传递给模板的选项,如 columns, gap, padding 等。
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"""
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builder = cls()
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builder._preset_template_name = "layouts/grid"
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builder._options.update(options)
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return builder
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@classmethod
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def vstack(cls, images: list[bytes], **options: Any) -> Self:
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"""
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工厂方法:创建一个垂直堆叠布局的构建器,并直接添加图片。
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参数:
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images: 要垂直堆叠的图片字节流列表。
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options: 传递给模板的选项,如 gap, padding, align_items 等。
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"""
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builder = cls.column(**options)
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for image_bytes in images:
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builder.add_item(image_bytes)
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return builder
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@classmethod
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def hstack(cls, images: list[bytes], **options: Any) -> Self:
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"""
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工厂方法:创建一个水平堆叠布局的构建器,并直接添加图片。
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参数:
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images: 要水平堆叠的图片字节流列表。
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options: 传递给模板的选项,如 gap, padding, align_items 等。
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"""
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builder = cls()
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builder._preset_template_name = "layouts/row"
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builder._options.update(options)
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for image_bytes in images:
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builder.add_item(image_bytes)
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return builder
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def add_item(
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self, image_bytes: bytes, metadata: dict[str, Any] | None = None
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) -> Self:
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"""
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向布局中添加一个图片项目。
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:param image_bytes: 图片的原始字节数据。
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:param metadata: (可选) 与此项目关联的元数据,可用于模板。
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"""
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b64_string = base64.b64encode(image_bytes).decode("utf-8")
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src = f"data:image/png;base64,{b64_string}"
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self._items.append(LayoutItem(src=src, metadata=metadata))
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return self
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def add_option(self, key: str, value: Any) -> Self:
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"""
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为布局添加一个自定义选项,该选项会传递给模板。
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"""
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self._options[key] = value
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return self
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async def build(
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self, use_cache: bool = False, template: str | None = None, **render_options
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) -> bytes:
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"""
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构建最终的布局图片。
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:param use_cache: 是否使用缓存。
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:param template: (可选) 强制使用指定的模板,覆盖工厂方法的预设。
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这是实现自定义布局的关键。
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:param render_options: 传递给渲染引擎的额外选项。
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"""
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final_template_name = template or self._preset_template_name
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if not final_template_name:
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raise ValueError(
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"必须通过工厂方法 (如 LayoutBuilder.column()) 或在 build() "
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"方法中提供一个模板名称。"
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)
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self._data.items = self._items
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self._data.options = self._options
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self._template_name = final_template_name
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return await super().build(use_cache=use_cache, **render_options)
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