nose-pluto/src/js/scrollback.ts
2025-09-29 21:18:39 -07:00

138 lines
3.6 KiB
TypeScript

////
// The scrollback shows your history of interacting with the shell.
// input, output, etc
import { scrollback, $$ } from "./dom.js"
import { randomId } from "../shared/utils.js"
import type { CommandOutput } from "../shared/types.js"
type InputStatus = "waiting" | "streaming" | "ok" | "error"
export function autoScroll() {
// requestAnimationFrame(() => scrollback.scrollTop = scrollback.scrollHeight - scrollback.clientHeight)
// scrollback.scrollTop = scrollback.scrollHeight - scrollback.clientHeight
}
export function insert(node: HTMLElement) {
scrollback.append(node)
}
export function addInput(id: string, input: string) {
const parent = $$("li.input")
const status = $$("span.status.yellow", "•")
const content = $$("span.content", input)
parent.append(status, content)
parent.dataset.id = id
insert(parent)
scrollback.scrollTop = scrollback.scrollHeight - scrollback.clientHeight
}
export function setStatus(id: string, status: InputStatus) {
const statusEl = document.querySelector(`[data-id="${id}"].input .status`)
if (!statusEl) return
statusEl.className = ""
switch (status) {
case "waiting":
statusEl.classList.add("yellow")
break
case "streaming":
statusEl.classList.add("purple")
break
case "ok":
statusEl.classList.add("green")
break
case "error":
statusEl.classList.add("red")
break
}
}
export function addOutput(id: string, output: CommandOutput) {
const item = $$("li")
item.classList.add("output")
item.dataset.id = id || randomId()
const [format, content] = processOutput(output)
if (format === "html")
item.innerHTML = content
else
item.textContent = content
const input = document.querySelector(`[data-id="${id}"].input`)
if (input instanceof HTMLLIElement)
input.parentNode!.insertBefore(item, input.nextSibling)
else
insert(item)
autoScroll()
}
export function addErrorMessage(message: string) {
addOutput("", { html: `<span class="red">${message}</span>` })
}
export function appendOutput(id: string, output: CommandOutput) {
const item = document.querySelector(`[data-id="${id}"].output`)
if (!item) {
console.error(`output id ${id} not found`)
return
}
const [format, content] = processOutput(output)
if (format === "html")
item.innerHTML += content
else
item.textContent += content
autoScroll()
}
export function replaceOutput(id: string, output: CommandOutput) {
const item = document.querySelector(`[data-id="${id}"].output`)
if (!item) {
console.error(`output id ${id} not found`)
return
}
const [format, content] = processOutput(output)
if (format === "html")
item.innerHTML = content
else
item.textContent = content
autoScroll()
}
function processOutput(output: CommandOutput): ["html" | "text", string] {
let content = ""
let html = false
if (typeof output === "string") {
content = output
} else if (Array.isArray(output)) {
content = output.join(" ")
} else if ("html" in output) {
html = true
content = output.html
if (output.script) eval(output.script)
} else if ("text" in output) {
content = output.text
if (output.script) eval(output.script)
} else if ("script" in output) {
eval(output.script!)
} else {
content = JSON.stringify(output)
}
return [html ? "html" : "text", content]
}