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export const terminalAttr = "data-pty-id"
export type TerminalProbeState = {
connected: boolean
rendered: string
settled: number
}
export type E2EWindow = Window & {
__opencode_e2e?: {
terminal?: {
enabled?: boolean
terminals?: Record<string, TerminalProbeState>
}
}
}
const seed = (): TerminalProbeState => ({
connected: false,
rendered: "",
settled: 0,
})
const root = () => {
if (typeof window === "undefined") return
const state = (window as E2EWindow).__opencode_e2e?.terminal
if (!state?.enabled) return
state.terminals ??= {}
return state.terminals
}
export const terminalProbe = (id: string) => {
const set = (next: Partial<TerminalProbeState>) => {
const terms = root()
if (!terms) return
terms[id] = { ...(terms[id] ?? seed()), ...next }
}
return {
init() {
set(seed())
},
connect() {
set({ connected: true })
},
render(data: string) {
const terms = root()
if (!terms) return
const prev = terms[id] ?? seed()
terms[id] = { ...prev, rendered: prev.rendered + data }
},
settle() {
const terms = root()
if (!terms) return
const prev = terms[id] ?? seed()
terms[id] = { ...prev, settled: prev.settled + 1 }
},
drop() {
const terms = root()
if (!terms) return
delete terms[id]
},
}
}
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