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refactor(core): simplify event model (#33238)

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Dax 2026-06-21 16:34:57 +02:00 • committed by GitHub
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15 changed files with 231 additions and 569 deletions
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42
packages/core/src/session/input.ts
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@ -74,11 +74,11 @@ export const admit = Effect.fn("SessionInput.admit")(function* (
})
.pipe(
Effect.flatMap((event) =>
event.seq === undefined
event.durable === undefined
? Effect.die("Prompt admission event is missing aggregate sequence")
: Effect.succeed(
new Admitted({
admittedSeq: event.seq,
admittedSeq: event.durable.seq,
id: input.id,
sessionID: input.sessionID,
prompt: input.prompt,
@ -117,13 +117,6 @@ export const projectAdmitted = Effect.fn("SessionInput.projectAdmitted")(functio
readonly timeCreated: DateTime.Utc
},
) {
const message = yield* db
.select({ id: SessionMessageTable.id })
.from(SessionMessageTable)
.where(eq(SessionMessageTable.id, input.id))
.get()
.pipe(Effect.orDie)
if (message) return yield* Effect.die(new LifecycleConflict({ id: input.id }))
const stored = yield* db
.insert(SessionInputTable)
.values({
@ -208,37 +201,6 @@ const matchesPrompt = (input: Admitted, expected: { readonly sessionID: SessionS
input.sessionID === expected.sessionID &&
JSON.stringify(encodePrompt(input.prompt)) === JSON.stringify(encodePrompt(expected.prompt))
export const guardReservedID = Effect.fn("SessionInput.guardReservedID")(function* (
db: DatabaseService,
event: EventV2.Payload,
) {
if (
Schema.is(SessionEvent.PromptLifecycle.Admitted)(event) ||
Schema.is(SessionEvent.PromptLifecycle.Promoted)(event)
)
return
const id = reservedID(event)
if (id === undefined) return
const admitted = yield* db
.select({ id: SessionInputTable.id })
.from(SessionInputTable)
.where(eq(SessionInputTable.id, id))
.get()
.pipe(Effect.orDie)
if (admitted === undefined) return
return yield* Effect.die(new LifecycleConflict({ id }))
})
const reservedID = (event: EventV2.Payload) => {
if (Schema.is(SessionEvent.Step.Started)(event)) return event.data.assistantMessageID
if (Schema.is(SessionEvent.AgentSwitched)(event)) return event.data.messageID
if (Schema.is(SessionEvent.ModelSwitched)(event)) return event.data.messageID
if (Schema.is(SessionEvent.Prompted)(event)) return event.data.messageID
if (Schema.is(SessionEvent.Synthetic)(event)) return event.data.messageID
if (Schema.is(SessionEvent.Shell.Started)(event)) return event.data.messageID
if (Schema.is(SessionEvent.Compaction.Started)(event)) return event.data.messageID
}
export const projectLegacyPrompted = Effect.fn("SessionInput.projectLegacyPrompted")(function* (
db: DatabaseService,
input: {