Files
CodeNomad/src/components/message-stream.tsx
2025-10-27 15:48:29 +00:00

332 lines
10 KiB
TypeScript

import { For, Show, createSignal, createEffect, createMemo } from "solid-js"
import type { Message } from "../types/message"
import MessageItem from "./message-item"
import ToolCall from "./tool-call"
import { sseManager } from "../lib/sse-manager"
import Kbd from "./kbd"
import { preferences } from "../stores/preferences"
import { providers, getSessionInfo } from "../stores/sessions"
// Calculate session tokens and cost from messagesInfo (matches TUI logic)
function calculateSessionInfo(messagesInfo?: Map<string, any>, instanceId?: string) {
if (!messagesInfo || messagesInfo.size === 0)
return { tokens: 0, cost: 0, contextWindow: 0, isSubscriptionModel: false }
let tokens = 0
let cost = 0
let contextWindow = 0
let isSubscriptionModel = false
let modelID = ""
let providerID = ""
// Go backwards through messages to find the last relevant assistant message (like TUI)
const messageArray = Array.from(messagesInfo.values()).reverse()
for (const info of messageArray) {
if (info.role === "assistant" && info.tokens) {
const usage = info.tokens
if (usage.output > 0) {
if (info.summary) {
// If summary message, only count output tokens and stop (like TUI)
tokens = usage.output || 0
cost = info.cost || 0
} else {
// Regular message - count all token types (like TUI)
tokens =
(usage.input || 0) +
(usage.cache?.read || 0) +
(usage.cache?.write || 0) +
(usage.output || 0) +
(usage.reasoning || 0)
cost = info.cost || 0
}
// Get model info for context window and subscription check
modelID = info.modelID || ""
providerID = info.providerID || ""
isSubscriptionModel = cost === 0
break
}
}
}
// Try to get context window from providers
if (instanceId && modelID && providerID) {
const instanceProviders = providers().get(instanceId) || []
console.log("[calculateSessionInfo] instanceProviders:", instanceProviders)
console.log("[calculateSessionInfo] looking for providerID:", providerID, "modelID:", modelID)
const provider = instanceProviders.find((p) => p.id === providerID)
console.log("[calculateSessionInfo] found provider:", provider)
if (provider) {
const model = provider.models.find((m) => m.id === modelID)
console.log("[calculateSessionInfo] found model:", model)
if (model?.limit?.context) {
contextWindow = model.limit.context
}
// Check if it's a subscription model (cost is 0 for both input and output)
if (model?.cost?.input === 0 && model?.cost?.output === 0) {
isSubscriptionModel = true
}
}
}
return { tokens, cost, contextWindow, isSubscriptionModel }
}
// Format tokens like TUI (e.g., "110K", "1.2M")
function formatTokens(tokens: number): string {
if (tokens >= 1000000) {
return `${(tokens / 1000000).toFixed(1)}M`
} else if (tokens >= 1000) {
return `${(tokens / 1000).toFixed(0)}K`
}
return tokens.toString()
}
// Format session info like TUI (e.g., "110K/73% ($0.42)" or "110K/73%")
function formatSessionInfo(tokens: number, cost: number, contextWindow: number, isSubscriptionModel: boolean): string {
const tokensStr = formatTokens(tokens)
// Calculate percentage if we have context window
if (contextWindow > 0) {
const percentage = Math.round((tokens / contextWindow) * 100)
if (isSubscriptionModel) {
return `${tokensStr}/${percentage}%`
}
return `${tokensStr}/${percentage}% ($${cost.toFixed(2)})`
}
// Fallback without context window
if (isSubscriptionModel) {
return tokensStr
}
return `${tokensStr} ($${cost.toFixed(2)})`
}
interface MessageStreamProps {
instanceId: string
sessionId: string
messages: Message[]
messagesInfo?: Map<string, any>
revert?: {
messageID: string
partID?: string
snapshot?: string
diff?: string
}
loading?: boolean
onRevert?: (messageId: string) => void
}
interface DisplayItem {
type: "message" | "tool"
data: any
messageInfo?: any
}
export default function MessageStream(props: MessageStreamProps) {
let containerRef: HTMLDivElement | undefined
const [autoScroll, setAutoScroll] = createSignal(true)
const [showScrollButton, setShowScrollButton] = createSignal(false)
const connectionStatus = () => sseManager.getStatus(props.instanceId)
const sessionInfo = createMemo(() => {
return (
getSessionInfo(props.instanceId, props.sessionId) || {
tokens: 0,
cost: 0,
contextWindow: 0,
isSubscriptionModel: false,
}
)
})
const formattedSessionInfo = createMemo(() => {
const sessionInfo = getSessionInfo(props.instanceId, props.sessionId) || {
tokens: 0,
cost: 0,
contextWindow: 0,
isSubscriptionModel: false,
}
return formatSessionInfo(
sessionInfo.tokens,
sessionInfo.cost,
sessionInfo.contextWindow,
sessionInfo.isSubscriptionModel,
)
})
function scrollToBottom() {
if (containerRef) {
containerRef.scrollTop = containerRef.scrollHeight
setAutoScroll(true)
setShowScrollButton(false)
}
}
function handleScroll() {
if (!containerRef) return
const { scrollTop, scrollHeight, clientHeight } = containerRef
const isAtBottom = scrollHeight - scrollTop - clientHeight < 50
setAutoScroll(isAtBottom)
setShowScrollButton(!isAtBottom)
}
const displayItems = createMemo(() => {
const items: DisplayItem[] = []
let lastAssistantMessageId = ""
for (let i = props.messages.length - 1; i >= 0; i--) {
if (props.messages[i].type === "assistant") {
lastAssistantMessageId = props.messages[i].id
break
}
}
for (const message of props.messages) {
const messageInfo = props.messagesInfo?.get(message.id)
// If we hit the revert point, stop rendering messages
if (props.revert?.messageID && message.id === props.revert.messageID) {
break
}
const textParts = message.parts.filter((p) => p.type === "text" && !p.synthetic)
const toolParts = message.parts.filter((p) => p.type === "tool")
const reasoningParts = preferences().showThinkingBlocks ? message.parts.filter((p) => p.type === "reasoning") : []
const isQueued = message.type === "user" && message.id > lastAssistantMessageId
if (textParts.length > 0 || reasoningParts.length > 0 || messageInfo?.error) {
items.push({
type: "message",
data: {
...message,
parts: [...textParts, ...reasoningParts],
isQueued,
},
messageInfo,
})
}
for (const toolPart of toolParts) {
items.push({
type: "tool",
data: toolPart,
messageInfo,
})
}
}
return items
})
const itemsLength = () => displayItems().length
createEffect(() => {
itemsLength()
if (autoScroll()) {
setTimeout(scrollToBottom, 0)
}
})
return (
<div class="message-stream-container">
<div class="connection-status">
<div class="flex items-center gap-2 text-sm font-medium text-gray-700">
<span>{formattedSessionInfo()}</span>
</div>
<div class="flex-1" />
<div class="flex items-center gap-2 text-sm font-medium text-gray-700">
<span>Command Palette</span>
<Kbd shortcut="cmd+shift+p" />
</div>
<div class="flex-1 flex items-center justify-end gap-3">
<Show when={connectionStatus() === "connected"}>
<span class="status-indicator connected">
<span class="status-dot" />
Connected
</span>
</Show>
<Show when={connectionStatus() === "connecting"}>
<span class="status-indicator connecting">
<span class="status-dot" />
Connecting...
</span>
</Show>
<Show when={connectionStatus() === "error" || connectionStatus() === "disconnected"}>
<span class="status-indicator disconnected">
<span class="status-dot" />
Disconnected
</span>
</Show>
</div>
</div>
<div ref={containerRef} class="message-stream" onScroll={handleScroll}>
<Show when={!props.loading && displayItems().length === 0}>
<div class="empty-state">
<div class="empty-state-content">
<h3>Start a conversation</h3>
<p>Type a message below or try:</p>
<ul>
<li>
<code>/init-project</code>
</li>
<li>Ask about your codebase</li>
<li>
Attach files with <code>@</code>
</li>
</ul>
</div>
</div>
</Show>
<Show when={props.loading}>
<div class="loading-state">
<div class="spinner" />
<p>Loading messages...</p>
</div>
</Show>
<For each={displayItems()} fallback={null}>
{(item, index) => {
const key = item.type === "message" ? `msg-${item.data.id}` : `tool-${item.data.id}`
return (
<Show
when={item.type === "message"}
fallback={
<div class="tool-call-message" data-key={key}>
<div class="tool-call-header-label">
<span class="tool-call-icon">🔧</span>
<span>Tool Call</span>
<span class="tool-name">{item.data?.tool || "unknown"}</span>
</div>
<ToolCall toolCall={item.data} toolCallId={item.data.id} />
</div>
}
>
<MessageItem
message={item.data}
messageInfo={item.messageInfo}
isQueued={item.data.isQueued}
onRevert={props.onRevert}
/>
</Show>
)
}}
</For>
</div>
<Show when={showScrollButton()}>
<button class="scroll-to-bottom" onClick={scrollToBottom} aria-label="Scroll to bottom">
</button>
</Show>
</div>
)
}