885 lines
30 KiB
Python
885 lines
30 KiB
Python
# -*- coding: utf-8 -*-
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"""
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会话页面
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"""
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import reflex as rx
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from application.states import AuthState, ConversationState
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from application.states.models import (
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ConversationHistoryItem,
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MessageHistoryItem,
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MessageType,
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WorkflowType,
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)
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def conversation_history_item(
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item: ConversationHistoryItem,
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) -> rx.Component:
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"""
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会话历史项
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:param item: 会话历史项
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:return: Component
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"""
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# 高亮
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is_highlight = (
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item.id == ConversationState.is_conversation_history_item_popover_shown
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) | (item.id == ConversationState.actived_conversation_id)
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return rx.list.item(
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rx.vstack(
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rx.hstack(
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# 会话历史项的会话描述
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rx.text(
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item.description,
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flex=1,
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height="22px",
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line_height="22px",
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padding_right="18px",
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color="var(--prismui-color-2)",
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text_overflow="ellipsis",
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white_space="nowrap",
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overflow="hidden",
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),
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display="flex",
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align_items="center",
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width="100%",
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margin_bottom="8px",
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),
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rx.hstack(
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rx.spacer(),
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# 会话历史项的会话创建日期时间
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rx.text(
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item.created_at,
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line_height="20px",
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font_size="var(--prismui-font-size-1)",
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color="var(--prismui-color-8)",
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),
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justify_content="space-between",
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align_items="center",
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width="100%",
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height="20px",
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margin_bottom="8px",
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),
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# 点击事件：设置激活会话
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on_click=lambda: ConversationState.set_actived_conversation(item.id),
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width="100%",
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),
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# 会话历史项的更多按钮
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rx.box(
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rx.popover.root(
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rx.popover.trigger(
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rx.box(
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rx.icon(
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"ellipsis",
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width="14px",
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height="14px",
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color="var(--prismui-color-2)",
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),
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cursor="pointer",
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)
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),
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rx.popover.content(
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rx.vstack(
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rx.box(
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position="absolute",
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top="-6px",
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left="50%",
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transform="translateX(-50%) rotate(45deg)",
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width="8px",
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height="8px",
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background_color="var(--prismui-background-color-1)",
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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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# 点击事件：删除对话
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on_click=lambda: ConversationState.delete_conversation(
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item.id
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),
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display="flex",
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align_items="center",
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justify_content="center",
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width="100%",
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height="24px",
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border_radius="var(--prismui-border-radius-1)",
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line_height="16px",
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font_family="var(--prismui-font-family)",
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font_size="var(--prismui-font-size-1)",
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color="var(--prismui-color-1)",
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style={
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"_hover": {
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"background_color": "var(--prismui-background-color-6)",
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}, # 鼠标悬停显示背景颜色
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},
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cursor="pointer",
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),
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),
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position="relative",
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width="100%",
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),
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side="bottom",
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side_offset=8,
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position="relative",
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align="center",
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padding="4px 8px",
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border_radius="var(--prismui-border-radius-1)",
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box_shadow="var(--prismui-box-shadow-6)",
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overflow="visible",
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),
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# 悬停气泡显示 / 隐藏变化事件：设置会话历史项悬停气泡显示 / 隐藏
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on_open_change=lambda is_shown: ConversationState.set_conversation_history_item_popover_shown(
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item.id, is_shown
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),
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open_delay=0,
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),
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position="absolute",
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top="27px",
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right="16px",
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transform="translateY(-50%)",
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z_index="99",
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min_width="14px",
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cursor="pointer",
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opacity=rx.cond(is_highlight, "1", "0"),
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transition="opacity 0.18s ease-in-out",
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pointer_events=rx.cond(is_highlight, "auto", "none"),
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),
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display="flex",
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position="relative",
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align_items="flex-start",
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width="100%",
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padding="16px",
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margin_bottom="8px",
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background=rx.cond(
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is_highlight,
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"var(--prismui-background-3)",
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"var(--prismui-background-color-1)",
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),
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border_radius="var(--prismui-border-radius-3)",
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box_shadow=rx.cond(is_highlight, "var(--prismui-box-shadow-7)", "none"),
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cursor="pointer",
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style={
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"&:hover": {
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"background": "var(--prismui-background-3)",
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"box_shadow": "var(--prismui-box-shadow-7)",
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}, # 鼠标悬停背景颜色和阴影
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"&:hover > div:last-child": {
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"opacity": "1",
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"pointer_events": "auto",
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}, # 鼠标悬停显示更多按钮
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},
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)
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def conversation_history(
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is_conversation_history_shown: bool,
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) -> rx.Component:
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"""
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会话历史
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:param is_conversation_history_shown: 展示 / 隐藏
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:return: Component
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"""
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return rx.box(
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rx.vstack(
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# 会话历史的标题
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rx.hstack(
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rx.text(
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"会话历史",
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margin_bottom="8px",
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font_weight="var(--prismui-font-weight-3)",
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white_space="nowrap",
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),
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align_items="center",
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justify_content="space-between",
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),
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rx.auto_scroll(
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rx.foreach(
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ConversationState.conversation_history,
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conversation_history_item,
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),
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flex="1",
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align_items="stretch",
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width="100%",
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margin_top="8px",
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style={
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"&::-webkit-scrollbar": {
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"display": "none",
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},
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},
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overflow="auto",
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),
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display="flex",
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flex_direction="column",
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height="100%",
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padding="12px",
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background_color="#f9f9f9cc",
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backdrop_filter="blur(50px)",
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gap="12px",
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),
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width=rx.cond(is_conversation_history_shown, "25%", "0px"),
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min_width=rx.cond(is_conversation_history_shown, "240px", "0px"),
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max_width=rx.cond(is_conversation_history_shown, "380px", "0px"),
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height="100%",
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transition="all 0.18s ease-in-out",
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overflow="hidden",
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)
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def use_guidance() -> rx.Component:
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"""
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使用指引
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:return: Component
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"""
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return rx.vstack(
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# 品牌图标、名称和介绍
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rx.vstack(
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rx.hstack(
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rx.image(
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src="/logo.png",
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width="64px",
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height="64px",
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),
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rx.text(
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"棱镜球",
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font_size="calc(var(--prismui-font-size-3) * 2)",
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font_weight="var(--prismui-font-weight-3)",
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letter_spacing="1px",
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),
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align_items="center",
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gap="8px",
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),
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rx.vstack(
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rx.text(
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"产品汪的棱镜球，精准捕捉各类业务需求",
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width="100%",
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text_align="center",
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),
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rx.text(
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"可帮助检索业务资料，协助生成产品方案、输出 PRD 、流程图和原型图等",
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width="100%",
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text_align="center",
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),
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line_height="1.5",
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gap="4px",
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),
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align_items="center",
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gap="12px",
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),
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# 演示案例
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rx.vstack(
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rx.text(
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"演示案例",
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margin_bottom="16px",
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line_height="24px",
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font_size="var(--prismui-font-size-3)",
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font_weight="var(--prismui-font-weight-3)",
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),
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rx.hstack(
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rx.box(
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"预定航班",
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# 点击事件：设置工作流为预定航班
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on_click=lambda: ConversationState.set_workflow(
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WorkflowType.BOOK_FLIGHT
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),
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padding="10px 16px",
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background_color="var(--prismui-background-color-6)",
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border_radius="var(--prismui-border-radius-9)",
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color="var(--prismui-color-10)",
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cursor="pointer",
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),
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flex_wrap="wrap",
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align_items="center",
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gap="12px",
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),
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width="100%",
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padding="24px",
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background_color="var(--prismui-background-color-1)",
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border_radius="var(--prismui-border-radius-7)",
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),
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flex="1",
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justify_content="center",
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align_items="center",
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gap="24px",
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width="100%",
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max_width="1200px",
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height="100%",
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padding="0 12px",
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margin="auto",
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color="var(--prismui-color-text)",
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)
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def user_prompt(item: MessageHistoryItem) -> rx.Component:
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"""
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用户提示词
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:return: Component
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"""
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return rx.hstack(
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rx.spacer(),
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rx.vstack(
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rx.text(
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item.content,
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max_width="600px",
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padding="12px 16px",
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background_color="var(--prismui-background-color-3)",
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border_radius="var(--prismui-border-radius-3)",
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line_height="1.5",
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word_wrap="break-word",
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word_break="break-all",
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white_space="pre-line",
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),
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rx.hstack(
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# 再次发送
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rx.box(
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rx.icon(
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"rotate-ccw",
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width="14px",
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height="14px",
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color="var(--prismui-color-2)",
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),
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padding="4px",
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border_radius="var(--prismui-border-radius-1)",
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cursor="pointer",
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style={
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"_hover": {
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"background_color": "var(--prismui-background-color-2)",
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}
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},
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),
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width="100%",
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margin_top="8px",
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),
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),
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align_items="flex-start",
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gap="4px",
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width="100%",
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margin_top="8px",
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)
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def thinking(item: MessageHistoryItem) -> rx.Component:
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"""
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思考
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:return: Component
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"""
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return rx.vstack(
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# 思考的标题栏
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rx.box(
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rx.hstack(
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rx.text(
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item.title,
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font_size="var(--prismui-font-size-1)",
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color="var(--prismui-color-3)",
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),
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rx.icon(
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"chevron-right",
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width="14px",
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height="14px",
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color="var(--prismui-color-3)",
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transform=rx.cond(item.is_shown, "rotate(90deg)", "rotate(0deg)"),
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transition="transform 0.18s ease-in-out",
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),
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align_items="center",
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gap="4px",
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margin_bottom="8px",
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line_height="22px",
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),
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# 点击事件，展示 / 隐藏消息历史项
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on_click=lambda: ConversationState.toggle_message_history_item_shown(
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item.id
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),
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cursor="pointer",
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),
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# 思考的内容
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rx.box(
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rx.box(
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rx.cond(
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item.is_shown,
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rx.text(
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item.content,
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width="100%",
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margin="4px 0",
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line_height="1.6",
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font_size="var(--prismui-font-size-1)",
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color="var(--prismui-color-3)",
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),
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rx.fragment(),
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),
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min_height="0",
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),
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display="grid",
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grid_template_rows=rx.cond(item.is_shown, "1fr", "0fr"),
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width="100%",
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opacity=rx.cond(item.is_shown, "1", "0"),
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transition="grid-template-rows 0.18s ease-in-out, opacity 0.18s ease-in-out",
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overflow="hidden",
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),
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)
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def result_output(item: MessageHistoryItem) -> rx.Component:
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"""
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结果输出
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:return: Component
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"""
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return rx.markdown(
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item.content,
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component_map={
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"p": lambda text: rx.text(
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text,
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margin="4px 0",
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line_height="1.75",
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word_wrap="break-word",
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word_break="break-all",
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white_space="pre-line",
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),
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"strong": lambda text: rx.text(
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text,
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display="inline",
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font_weight="var(--prismui-font-weight-3)",
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),
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"code": lambda text: rx.text(
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text,
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display="inline",
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background_color="var(--prismui-background-color-6)",
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border_radius="var(--prismui-border-radius-1)",
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color="var(--prismui-color-5)",
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),
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"h1": lambda text: rx.text(
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text,
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margin="8px 0 4px",
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line_height="1.75",
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font_size="var(--prismui-font-size-4)",
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font_weight="var(--prismui-font-weight-3)",
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word_wrap="break-word",
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word_break="break-all",
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white_space="pre-line",
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),
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"h2": lambda text: rx.text(
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text,
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margin="6px 0 4px",
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line_height="1.75",
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font_size="var(--prismui-font-size-3)",
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font_weight="var(--prismui-font-weight-3)",
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word_wrap="break-word",
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word_break="break-all",
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white_space="pre-line",
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),
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"h3": lambda text: rx.text(
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text,
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margin="4px 0",
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line_height="1.75",
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font_weight="var(--prismui-font-weight-3)",
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word_wrap="break-word",
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word_break="break-all",
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white_space="pre-line",
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),
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"ul": lambda children: rx.vstack(
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children,
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align_items="flex-start",
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margin="4px 0",
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style={"padding": "0 !important"},
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),
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"ol": lambda children: rx.vstack(
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children,
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align_items="flex-start",
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margin="4px 0",
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style={"padding": "0 !important"},
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),
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"li": lambda text: rx.hstack(
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rx.box(
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width="4.5px",
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height="4.5px",
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margin_right="8px",
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background_color="var(--prismui-background-color-7)",
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border_radius="100%",
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),
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rx.text(
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text,
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line_height="1.75",
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word_wrap="break-word",
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word_break="break-all",
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white_space="pre-line",
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),
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align_items="center",
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justify_content="flex-start",
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margin_bottom="4px",
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),
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"hr": lambda _: rx.divider(
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height="1px",
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margin="12px 0",
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background_color="var(--prismui-background-color-2)",
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),
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"table": lambda children: rx.el.table(
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children,
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width="100%",
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margin="8px 0",
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border_collapse="collapse",
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),
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"thead": lambda children: rx.el.thead(children),
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"tbody": lambda children: rx.el.tbody(children),
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"tr": lambda children: rx.el.tr(children),
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"th": lambda children: rx.el.th(
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children,
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padding="8px 12px",
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background_color="var(--prismui-background-color-6)",
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border="1px solid var(--prismui-background-color-2)",
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text_align="left",
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),
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"td": lambda children: rx.el.td(
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children,
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padding="8px 12px",
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border="1px solid var(--prismui-background-color-2)",
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text_align="left",
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),
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},
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width="100%",
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)
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|
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|
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def message_history_item(item: MessageHistoryItem) -> rx.Component:
|
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"""
|
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消息历史项
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:param item: 对话实例
|
||
:return: Component
|
||
"""
|
||
|
||
return rx.vstack(
|
||
rx.match(
|
||
item.type,
|
||
(MessageType.USER_PROMPT, user_prompt(item)),
|
||
(MessageType.THINKING, thinking(item)),
|
||
(MessageType.RESULT_OUTPUT, result_output(item)),
|
||
),
|
||
padding="0 16px",
|
||
width="100%",
|
||
)
|
||
|
||
|
||
def message_history() -> rx.Component:
|
||
"""
|
||
消息历史
|
||
:return: Component
|
||
"""
|
||
return rx.box(
|
||
# 若消息历史为空则显示使用指引，否则渲染消息历史项
|
||
rx.cond(
|
||
ConversationState.message_history.length() == 0,
|
||
use_guidance(),
|
||
rx.vstack(
|
||
rx.auto_scroll(
|
||
rx.vstack(
|
||
rx.foreach(
|
||
ConversationState.message_history, message_history_item
|
||
),
|
||
# 若等待流式输出则显示加载动效
|
||
rx.cond(
|
||
ConversationState.awaiting_stream,
|
||
rx.box(
|
||
rx.box(
|
||
class_name="awaiting_stream",
|
||
flex_shrink="0",
|
||
),
|
||
display="flex",
|
||
justify_content="flex‑start",
|
||
align_items="center",
|
||
width="100%",
|
||
padding="0 16px",
|
||
margin_bottom="8px",
|
||
overflow="hidden",
|
||
),
|
||
rx.fragment(),
|
||
),
|
||
width="100%",
|
||
),
|
||
width="100%",
|
||
padding="0 12px",
|
||
padding_bottom="180px",
|
||
style={
|
||
"&::-webkit-scrollbar": {
|
||
"display": "none",
|
||
},
|
||
},
|
||
),
|
||
flex="1",
|
||
width="100%",
|
||
max_width="1200px",
|
||
margin_x="auto",
|
||
padding_top="20px",
|
||
justify_content="flex-start",
|
||
overflow_x="hidden",
|
||
overflow_y="auto",
|
||
),
|
||
),
|
||
display="flex",
|
||
flex_direction="column",
|
||
width="100%",
|
||
height="100%",
|
||
min_height="0",
|
||
)
|
||
|
||
|
||
def conversation_creating() -> rx.Component:
|
||
"""
|
||
创建会话
|
||
:return: Component
|
||
"""
|
||
return rx.hstack(
|
||
rx.el.style(
|
||
"""
|
||
.rt-TooltipArrow polygon {
|
||
fill: var(--prismui-background-color-1) !important;
|
||
}
|
||
.rt-TooltipText {
|
||
font-family: var(--prismui-font-family) !important;
|
||
color: var(--prismui-color-1) !important;
|
||
opacity: 1 !important;
|
||
}
|
||
"""
|
||
),
|
||
rx.spacer(),
|
||
rx.box(
|
||
rx.tooltip(
|
||
rx.icon(
|
||
"plus",
|
||
on_click=ConversationState.create_conversation,
|
||
width="14px",
|
||
height="14px",
|
||
style={
|
||
"_hover": {
|
||
"color": "var(--prismui-color-5)",
|
||
}
|
||
},
|
||
),
|
||
content="创建会话",
|
||
side="top",
|
||
side_offset=9,
|
||
background_color="var(--prismui-background-color-1)",
|
||
box_shadow="var(--prismui-box-shadow-3)",
|
||
),
|
||
display="flex",
|
||
justify_content="center",
|
||
align_items="center",
|
||
width="24px",
|
||
height="24px",
|
||
background_color="var(--prismui-background-color-1)",
|
||
box_shadow="var(--prismui-box-shadow-8)",
|
||
border_radius="var(--prismui-border-radius-9)",
|
||
cursor="pointer",
|
||
),
|
||
display="flex",
|
||
justify_content="flex-end",
|
||
align_items="center",
|
||
gap="4px",
|
||
padding="0 12px",
|
||
margin_bottom="8px",
|
||
width="100%",
|
||
max_width="1200px",
|
||
height="39px",
|
||
background="transparent",
|
||
)
|
||
|
||
|
||
def user_prompt_sending() -> rx.Component:
|
||
"""
|
||
用户提示词发送
|
||
:return: Component
|
||
"""
|
||
return rx.vstack(
|
||
# 创建对话
|
||
conversation_creating(),
|
||
rx.vstack(
|
||
rx.text_area(
|
||
# 值绑定：用户提示词
|
||
value=ConversationState.user_prompt,
|
||
# 输入事件：设置用户提示词
|
||
on_change=ConversationState.set_user_prompt,
|
||
placeholder="请输入您的问题，按Enter换行",
|
||
vertical_align="middle",
|
||
width="100%",
|
||
min_height="64px",
|
||
max_height="224px",
|
||
padding="4px 0",
|
||
background_color="var(--prismui-background-color-1)",
|
||
border="none !important",
|
||
outline="none !important",
|
||
box_shadow="none !important",
|
||
style={
|
||
".rt-TextAreaInput": {
|
||
"border": "none !important",
|
||
"outline": "none !important",
|
||
"box-shadow": "none !important",
|
||
"field-sizing": "content !important",
|
||
"min-height": "64px",
|
||
"max-height": "224px",
|
||
"overflow-y": "auto",
|
||
},
|
||
},
|
||
),
|
||
rx.hstack(
|
||
rx.spacer(),
|
||
rx.button(
|
||
rx.icon(
|
||
"send",
|
||
margin_right="4px",
|
||
width="15px",
|
||
height="15px",
|
||
color="var(--prismui-color-9)",
|
||
),
|
||
rx.text(
|
||
"发送",
|
||
line_height="21px",
|
||
color="var(--prismui-color-9)",
|
||
),
|
||
# 加载状态：绑定当前会话的运行状态
|
||
loading=ConversationState.is_running,
|
||
# 不可点击状态：绑定用户提示词发送按钮不可点击状态
|
||
disabled=ConversationState.is_user_prompt_sending_button_disabled,
|
||
# 点击事件：运行
|
||
on_click=ConversationState.run,
|
||
display="inline-flex",
|
||
position="relative",
|
||
justify_content="center",
|
||
align_items="center",
|
||
padding="0 12px",
|
||
background_color=rx.cond(
|
||
ConversationState.is_user_prompt_sending_button_disabled,
|
||
"var(--prismui-color-11)",
|
||
"var(--prismui-color-5)",
|
||
),
|
||
border="none",
|
||
border_radius="var(--prismui-border-radius-5)",
|
||
inline_height="1.5",
|
||
font_size="var(--prismui-font-size-2)",
|
||
white_space="nowrap",
|
||
overflow="hidden",
|
||
cursor=rx.cond(
|
||
ConversationState.is_user_prompt_sending_button_disabled,
|
||
"not-allowed",
|
||
"pointer",
|
||
),
|
||
),
|
||
width="100%",
|
||
justify_content="flex-end",
|
||
align_items="center",
|
||
height="32px",
|
||
),
|
||
width="100%",
|
||
padding="12px 16px",
|
||
background_color="var(--prismui-background-color-1)",
|
||
border_radius="var(--prismui-border-radius-6)",
|
||
box_shadow="var(--prismui-box-shadow-9)",
|
||
),
|
||
# 免责声明
|
||
rx.text(
|
||
"内容由大模型生成，无法确保准确性和完整性，仅供参考",
|
||
width="100%",
|
||
text_align="center",
|
||
margin_top="8px",
|
||
line_height="18px",
|
||
font_size="var(--prismui-font-size-1)",
|
||
color="var(--prismui-color-10)",
|
||
),
|
||
position="absolute",
|
||
bottom="0",
|
||
left="0",
|
||
right="0",
|
||
z_index="99",
|
||
display="flex",
|
||
flex_direction="column",
|
||
width="100%",
|
||
max_width="1200px",
|
||
padding="0 12px 12px",
|
||
margin_x="auto",
|
||
border="none",
|
||
)
|
||
|
||
|
||
def conversation_history_toggle_button(
|
||
is_conversation_history_shown: bool,
|
||
) -> rx.Component:
|
||
"""
|
||
会话历史显示 / 隐藏按钮
|
||
:param is_conversation_history_shown: 会话历史展示状态
|
||
:return: Component
|
||
"""
|
||
return rx.button(
|
||
rx.icon(
|
||
rx.cond(is_conversation_history_shown, "chevron-left", "chevron-right"),
|
||
stroke_width=1,
|
||
width="16px",
|
||
height="16px",
|
||
color="var(--prismui-color-3)",
|
||
),
|
||
# 点击事件：切换会话历史折叠面板展开状态
|
||
on_click=ConversationState.toggle_conversation_history_shown,
|
||
position="absolute",
|
||
top="calc(50% - 20px)",
|
||
left=rx.cond(
|
||
is_conversation_history_shown, "calc(clamp(240px, 25%, 380px) - 8px)", "0"
|
||
),
|
||
z_index="99",
|
||
width="16px",
|
||
height="40px",
|
||
background_color="var(--prismui-background-color-1)",
|
||
border_radius=rx.cond(
|
||
is_conversation_history_shown,
|
||
"var(--prismui-border-radius-2)",
|
||
"0 var(--prismui-border-radius-2)",
|
||
),
|
||
box_shadow="var(--prismui-box-shadow-4)",
|
||
transition="all 0.18s ease-in-out",
|
||
cursor="pointer",
|
||
)
|
||
|
||
|
||
def conversation_page() -> rx.Component:
|
||
"""
|
||
会话页面：布局参考 MetaChat，从左到右分别为会话历史和工作区。其中，工作区从上到下分别为消息历史和用户提示词输入框。
|
||
"""
|
||
return rx.box(
|
||
rx.hstack(
|
||
# 会话历史
|
||
conversation_history(ConversationState.is_conversation_history_shown),
|
||
# 工作区
|
||
rx.box(
|
||
# 对话历史
|
||
rx.vstack(
|
||
message_history(),
|
||
width="100%",
|
||
height="100%",
|
||
gap="8px",
|
||
align_items="center",
|
||
),
|
||
# 用户提示词发送
|
||
user_prompt_sending(),
|
||
position="relative",
|
||
display="flex",
|
||
flex="1",
|
||
width="0",
|
||
height="100%",
|
||
padding_bottom="120px",
|
||
background="var(--prismui-background-2)",
|
||
),
|
||
position="relative",
|
||
display="flex",
|
||
flex="1",
|
||
height="100%",
|
||
min_height="0",
|
||
overflow="hidden",
|
||
transition="all 0.18s ease-in-out",
|
||
),
|
||
# 会话历史显示 / 隐藏按钮
|
||
conversation_history_toggle_button(
|
||
ConversationState.is_conversation_history_shown
|
||
),
|
||
# 挂载事件：恢复会话状态
|
||
on_mount=AuthState.resume_conversation_state,
|
||
position="relative",
|
||
width="100%",
|
||
height="100%",
|
||
border_radius="var(--prismui-border-radius-4)",
|
||
overflow="hidden",
|
||
)
|