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fix(session-reference): bind snapshots to prompts

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This commit is contained in:
Yichen Jiang
2026-07-22 17:34:31 +08:00
parent 3fa368854c
commit da8c0ab092
102 changed files with 838 additions and 248 deletions
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21
packages/core/session/src/index.ts
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@@ -11,9 +11,9 @@ import { isAbsolute } from 'node:path'
import { deepFreeze } from '@deepseek-ai/dsh-llm'
import { scopeOf, scopeTarget } from '@deepseek-ai/dsh-scope'
import type { Scoped } from '@deepseek-ai/dsh-scope'
import type { Message } from '@deepseek-ai/dsh-llm'
import type { ContentBlock, Message } from '@deepseek-ai/dsh-llm'
import { SESSION_FORMAT_VERSION, SessionId } from './types.ts'
import type { CreateSessionOptions, EpochHeader, OutOfBandSessionEventType, SessionEvent, SessionEventMap, SessionEventType, SessionHeader, SurfaceIntent, SurfaceEventType, TurnTrigger } from './types.ts'
import type { CreateSessionOptions, EpochHeader, OutOfBandSessionEventType, PromptMessageData, SessionEvent, SessionEventMap, SessionEventType, SessionHeader, SurfaceIntent, SurfaceEventType, TurnTrigger } from './types.ts'
import { snapshotJsonValue } from './json.ts'
import { SurfaceManager } from './surface.ts'
import type { SessionSurface } from './surface.ts'
@@ -27,6 +27,15 @@ export type { SessionSurface, SurfaceFoldReplacement, SurfaceFoldResult } from '
export { foldSurface, isSurfaceEvent, isSurfaceEligibleType } from './surface.ts'
export { canonicalHeader, foldRequestHeader, headerEquals } from './request-header.ts'
/**
* Return the human-facing prompt blocks from a durable prompt message.
* @param data - ordinary or steering prompt event data.
* @returns the effective direct prompt, excluding baked prefix context.
*/
export function displayPromptContent(data: PromptMessageData): ContentBlock[] {
return data.envelope?.displayContent ?? data.content
}
/**
* Find the latest closed message-triggered turn, excluding injection and
* plugin-owned zero-step turns.
@@ -521,9 +530,11 @@ export class Session {
// trace/replay data.
switch (event.type) {
// Injected context and mid-turn steering project identically to a user
// prompt: content verbatim, in user role. context's `source`/`meta` and
// steering's `turn` are log-only and do not reach the model. Do NOT
// Injected context, ordinary prompts, and mid-turn steering project
// identically in user role: the event's model-facing content stays
// verbatim. A prompt envelope is model-hidden display metadata; its
// prefix bytes are already present in content. context's `source`/`meta`
// and steering's `turn` are also log-only. Do NOT
// re-add per-type framing (e.g. `<context>`/`<steering>`) here: framing is
// caller-owned — a producer bakes it into `content`, as workspace-context
// does with `<system-reminder>` — or, if reintroduced, must be driven by