420 lines
15 KiB
Python
420 lines
15 KiB
Python
# -*- coding: utf-8 -*-
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"""
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渲染对话相关组件
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"""
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import reflex as rx
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from typing import Tuple
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from application.models import Run, Reasoning, Conversation
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from application.state.conversation import ConversationState
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from application.state.create_conversation_modal import CreateConversationModalState
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def render_conversation_history_item(
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conversation_id: str, conversation: Conversation
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) -> rx.Component:
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"""
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渲染对话历史的对话卡片
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:param conversation_id: 对话唯一标识
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:param conversation: 对话实例
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:return: Component
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"""
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def render_more_button(
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conversation_id: str,
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) -> rx.Component:
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"""
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渲染更多按钮
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:param conversation_id: 对话唯一标识
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:return: Component
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"""
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return rx.popover.root(
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# 触发事件：点击更多按钮
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rx.popover.trigger(
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rx.button(
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rx.icon("ellipsis", size=14, color="var(--devui-text-weak)"),
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cursor="pointer", # 鼠标光标显示为手指
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)
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),
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# 渲染气泡卡片
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rx.popover.content(
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rx.box(
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width="14px",
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height="14px",
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position="absolute",
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top="-7px",
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left="50%",
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transform="translateX(-50%) rotate(45deg)",
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background_color="var(--devui-base-bg, #ffffff)",
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box_shadow="-2px -2px 4px rgba(0,0,0,0.05)",
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),
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rx.popover.close(
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rx.box(
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"删除",
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width="100%", # 宽度
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height="24px", # 高度
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padding="4px", # 内边距
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line_height="16px", # 行高
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font_size="12px", # 字体大小
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color="#252b3a",
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display="flex", # 弹性布局
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flex_wrap="wrap", # 换行
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align_items="center", # 子元素垂直居中
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background_color="var(--devui-base-bg)", # 背景颜色
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white_space="nowrap", # 不换行
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border_radius="var(--devui-border-radius-feedback)", # 圆角
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# 点击事件：删除对话
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on_click=lambda: ConversationState.delete_conversation(
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conversation_id
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),
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),
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),
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padding="8px", # 内边距
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arrow_size=10, # 三角大小
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side="bottom", # 气泡在按钮下方，三角朝上
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side_offset=8, # 气泡和按钮之间间距
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align="center", # 水平居中对齐触发按钮中线
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style={
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"position": "relative", # 关键：给三角提供定位基准
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"background_color": "var(--devui-base-bg, #ffffff) !important",
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"border_radius": "var(--devui-border-radius-feedback, 8px) !important",
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"box_shadow": "0 2px 12px rgba(0,0,0,0.1)",
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},
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),
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)
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# 指定对话的激活状态
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is_actived = conversation_id == ConversationState.conversation_id
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return rx.box(
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rx.hstack(
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# 渲染对话描述
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rx.text(
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conversation.description,
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flex=1,
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height="22px",
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line_height="22px",
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font_size="var(--devui-font-size)",
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padding_right="4px",
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overflow="hidden",
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text_overflow="ellipsis",
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white_space="nowrap",
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),
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# 渲染更多按钮
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rx.box(
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render_more_button(conversation_id=conversation_id),
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min_width="14px",
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cursor="pointer", # 鼠标光标显示为手指
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style={
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"opacity": rx.cond(
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is_actived, "1", "0"
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), # 若已激活则不透明，否则透明
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"pointer_events": rx.cond(
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is_actived, "auto", "none"
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), # 若已激活则可点击，否则不可点击
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"transition": "opacity 0.18s ease",
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},
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),
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display="flex", # 弹性布局
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align_items="center", # 子元素垂直居中
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width="100%", # 宽度
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margin_bottom="8px", # 底部外边距
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),
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line_height="1.5", # 行高
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color="var(--devui-text-weak)", # 字体颜色
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cursor="pointer", # 鼠标悬停显示手指
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margin_bottom="8px", # 底部外边距
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width="100%", # 宽度
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padding="16px", # 内边距
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border_radius="8px", # 圆角
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style={
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"background": rx.cond(
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is_actived,
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"linear-gradient(to right, #f3efff, #f3efff33, #e2f1fd33, #e2f1fd)",
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"var(--devui-base-bg)",
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),
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"box_shadow": rx.cond(is_actived, "2px 2px 8px #e9e9e9", "none"),
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# 鼠标悬停时渲染背景颜色和阴影
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"&:hover": {
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"background": "linear-gradient(to right, #f3efff, #f3efff33, #e2f1fd33, #e2f1fd)",
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"box_shadow": "2px 2px 8px #e9e9e9",
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},
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# 鼠标悬停时强制显示右侧三点按钮，覆盖默认隐藏
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"&:hover > div > div:last-child": {
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"opacity": "1 !important",
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"pointer_events": "auto !important",
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},
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},
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# 点击事件：将指定对话唯一标识设置为当前对话唯一标识
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on_click=lambda: ConversationState.switch_conversation(conversation_id),
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)
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def render_reasoning_item_component(reasoning_id: int, reasoning: Reasoning):
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"""
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渲染推理项组件
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:param reasoning_id: 推理唯一标识
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:param reasoning: 推理实例
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:return: Component
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"""
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return rx.hstack(
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rx.vstack(
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rx.box(
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width="8px",
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height="8px",
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background_color=rx.color("blue", 7),
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),
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rx.box(width="2px", flex=1, background_color=rx.color("blue", 3)),
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align_items="center",
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spacing="0",
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height="100%",
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),
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rx.markdown(reasoning.content, color=rx.color("gray", 11), padding_y="4px"),
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align_items="flex-start",
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spacing="2",
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width="100%",
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key=reasoning_id,
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)
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def render_run_component(run_id: str, run: Run) -> rx.Component:
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"""
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渲染运行组件
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:param run: 运行，包含用户提示词、推理字典和回复正文
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:return: Component
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"""
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# 推理字典
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reasonings = run.reasonings
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# 推理状态
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is_reasoning = run.is_reasoning
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# 推理面板展开状态
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is_reasoning_panel_open = run.is_reasoning_panel_open
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return rx.box(
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# 渲染用户提示词组件
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rx.box(
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rx.markdown(
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run.user_prompt,
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color=rx.color("gray", 12), # 文字颜色
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background_color=rx.color("gray", 2), # 背景颜色
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display="inline-block", # 布局模式：自适应文本宽度
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max_width="85%", # 最大宽度
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padding_x="1.25em", # 水平内边距
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padding_y="0.5em", # 垂直内边距
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margin_left="auto", # 左侧外边距自动调整
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margin_bottom="8px", # 底部外边距
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border_radius="12px", # 圆角
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),
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text_align="right",
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width="100%",
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margin_bottom="8px",
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),
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# 渲染推理面板组件
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rx.box(
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# 标题栏
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rx.hstack(
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# 若推理状态为正在推理则渲染正在推理，否则渲染推理完成
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rx.cond(
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is_reasoning,
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rx.badge("正在推理"),
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rx.badge("推理完成"),
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),
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rx.spacer(),
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# 若推理面板展开则渲染上箭头，否则渲染下箭头
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rx.icon(
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rx.cond(is_reasoning_panel_open, "chevron_up", "chevron_down"),
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size=16,
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color=rx.color("mauve", 6),
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),
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width="100%",
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margin_bottom="6px",
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on_click=lambda: ConversationState.toggle_reasoning_panel(
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run_id
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), # 点击事件：展开/折叠指定运行唯一标识的推理面板
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),
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# 若推理面板展开则遍历渲染推理项组件，否则不渲染
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rx.cond(
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is_reasoning_panel_open,
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rx.foreach(
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reasonings,
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lambda i, _: render_reasoning_item_component(i[0], i[1]),
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),
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rx.fragment(),
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),
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text_align="left",
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width="100%",
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margin_bottom="8px",
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),
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# 渲染回复正文组件，若正在推理则不渲染，否则渲染回复正文组件
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rx.cond(
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is_reasoning,
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rx.fragment(),
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rx.box(
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rx.markdown(
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run.assistant_content,
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color=rx.color("gray", 12), # 文字颜色
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background_color=rx.color("gray", 2), # 背景颜色
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display="inline-block", # 布局模式：自适应文本宽度
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max_width="85%", # 最大宽度
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padding_x="1.25em", # 水平内边距
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padding_y="0.5em", # 垂直内边距
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margin_left="auto", # 左侧外边距自动调整
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margin_bottom="8px", # 底部外边距
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border_radius="12px", # 圆角
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),
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),
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),
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width="min(100%, 50em)", # 最大宽度：父级元素最大宽度和50em中较小值
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margin_x="auto", # 水平外边距：自动调整
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key=run_id,
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)
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def render_conversation_component() -> rx.Component:
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"""
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渲染对话组件，包括若干次运行
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:return: Component
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"""
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# 运行字典
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runs = ConversationState.get_runs
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# 若运行字典为空则渲染空智能体图标、名称和预设用户提示词，否则遍历渲染运行组件
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return rx.auto_scroll(
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rx.cond(
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ConversationState.is_runs_empty,
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# 渲染空运行字典组件
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rx.center(
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rx.vstack(
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rx.spacer(),
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# 智能体图标和名称
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rx.hstack(
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rx.icon("info", size=18),
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rx.text("智能体"),
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),
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# 预设用户提示词
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rx.box(
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rx.vstack(
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# 标题
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rx.text("猜你想问"),
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rx.hstack(
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rx.button("你可以帮我做什么"),
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),
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)
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),
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spacing="4",
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width="min(100%, 40em)",
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padding_y="40px",
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),
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border="none",
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),
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# 遍历渲染运行组件
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rx.foreach(
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runs,
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lambda i, _: render_run_component(i[0], i[1]),
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),
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),
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flex="1",
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padding="8px",
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overflow_y="auto",
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)
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def render_create_conversation_component() -> rx.Component:
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"""
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渲染创建对话组件
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"""
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return rx.hstack(
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rx.spacer(), # 占位符
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rx.dialog.root(
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# 触发事件：点击创建对话图标，支持鼠标悬停提示
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rx.dialog.trigger(
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rx.box(rx.tooltip(rx.icon("circle-plus"), content="创建对话"))
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),
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# 内容层
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rx.dialog.content(
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rx.form(
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rx.hstack(
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rx.input(
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name="description",
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placeholder="请输入对话描述",
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flex="auto",
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min_width="20ch",
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),
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rx.button("创建"),
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spacing="2",
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wrap="wrap",
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width="100%",
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),
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on_submit=ConversationState.create_conversation,
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),
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background_color=rx.color("mauve", 1),
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),
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open=CreateConversationModalState.is_open,
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on_open_change=CreateConversationModalState.toggle,
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),
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width="100%",
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)
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def render_input_component() -> rx.Component:
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"""
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渲染输入组件
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"""
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return rx.vstack(
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# 渲染自定义输入组件
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rx.form(
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rx.box(
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rx.vstack(
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# 输入区域
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rx.input(
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name="user_prompt",
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placeholder="发消息...",
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flex="auto",
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border="none", # 外框边线
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outline="none", # 高亮轮廓线
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padding_bottom="8px",
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),
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# 操作区域，暂仅包含发送按钮
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rx.hstack(
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rx.spacer(), # 占位符
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# 发送按钮
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rx.button(
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rx.icon("arrow-up", size=18),
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color_scheme="blue",
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radius="full",
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width="36px",
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height="36px",
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padding="0",
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type="submit",
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loading=ConversationState.get_running_status,
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disabled=ConversationState.get_running_status,
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),
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width="100%",
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),
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spacing="8",
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padding_x="12px",
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padding_y="12px",
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),
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border=f"1px solid {rx.color('mauve', 4)}",
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radius="large",
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background_color="white",
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),
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max_width="50em", # 最大宽度
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margin="0 auto", # 水平居中
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align_items="center", # 子元素垂直居中
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spacing="0", # 子元素间距
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on_submit=ConversationState.run,
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reset_on_submit=True,
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),
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# 渲染底部文案
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rx.text(
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"内容由大模型生成，无法确保准确性和完整性，仅供参考",
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text_align="center",
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font_size=".75em",
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color=rx.color("mauve", 10),
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),
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width="100%",
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padding_x="16px",
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align="stretch",
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)
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