Files
opencode/packages/desktop/src/context/local.tsx
2025-10-29 10:43:34 -05:00

587 lines
18 KiB
TypeScript

import { createStore, produce, reconcile } from "solid-js/store"
import { batch, createEffect, createMemo } from "solid-js"
import { pipe, sumBy, uniqueBy } from "remeda"
import type {
FileContent,
FileNode,
Model,
Provider,
File as FileStatus,
Part,
Message,
AssistantMessage,
} from "@opencode-ai/sdk"
import { createSimpleContext } from "./helper"
import { useSDK } from "./sdk"
import { useSync } from "./sync"
export type LocalFile = FileNode &
Partial<{
loaded: boolean
pinned: boolean
expanded: boolean
content: FileContent
selection: { startLine: number; startChar: number; endLine: number; endChar: number }
scrollTop: number
view: "raw" | "diff-unified" | "diff-split"
folded: string[]
selectedChange: number
status: FileStatus
}>
export type TextSelection = LocalFile["selection"]
export type View = LocalFile["view"]
export type LocalModel = Omit<Model, "provider"> & {
provider: Provider
}
export type ModelKey = { providerID: string; modelID: string }
export type FileContext = { type: "file"; path: string; selection?: TextSelection }
export type ContextItem = FileContext
export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
name: "Local",
init: () => {
const sdk = useSDK()
const sync = useSync()
const agent = (() => {
const list = createMemo(() => sync.data.agent.filter((x) => x.mode !== "subagent"))
const [store, setStore] = createStore<{
current: string
}>({
current: list()[0].name,
})
return {
list,
current() {
return list().find((x) => x.name === store.current)!
},
set(name: string | undefined) {
setStore("current", name ?? list()[0].name)
},
move(direction: 1 | -1) {
let next = list().findIndex((x) => x.name === store.current) + direction
if (next < 0) next = list().length - 1
if (next >= list().length) next = 0
const value = list()[next]
setStore("current", value.name)
if (value.model)
model.set({
providerID: value.model.providerID,
modelID: value.model.modelID,
})
},
}
})()
const model = (() => {
const list = createMemo(() =>
sync.data.provider.flatMap((p) => Object.values(p.models).map((m) => ({ ...m, provider: p }) as LocalModel)),
)
const find = (key: ModelKey) => list().find((m) => m.id === key?.modelID && m.provider.id === key.providerID)
const [store, setStore] = createStore<{
model: Record<string, ModelKey>
recent: ModelKey[]
}>({
model: {},
recent: [],
})
const value = localStorage.getItem("model")
setStore("recent", JSON.parse(value ?? "[]"))
createEffect(() => {
localStorage.setItem("model", JSON.stringify(store.recent))
})
const fallback = createMemo(() => {
if (store.recent.length) return store.recent[0]
const provider = sync.data.provider[0]
const model = Object.values(provider.models)[0]
return { modelID: model.id, providerID: provider.id }
})
const current = createMemo(() => {
const a = agent.current()
return find(store.model[agent.current().name]) ?? find(a.model ?? fallback())
})
const recent = createMemo(() => store.recent.map(find).filter(Boolean))
return {
list,
current,
recent,
set(model: ModelKey | undefined, options?: { recent?: boolean }) {
batch(() => {
setStore("model", agent.current().name, model ?? fallback())
if (options?.recent && model) {
const uniq = uniqueBy([model, ...store.recent], (x) => x.providerID + x.modelID)
if (uniq.length > 5) uniq.pop()
setStore("recent", uniq)
}
})
},
}
})()
const file = (() => {
const [store, setStore] = createStore<{
node: Record<string, LocalFile>
opened: string[]
active?: string
}>({
node: Object.fromEntries(sync.data.node.map((x) => [x.path, x])),
opened: [],
})
const active = createMemo(() => {
if (!store.active) return undefined
return store.node[store.active]
})
const opened = createMemo(() => store.opened.map((x) => store.node[x]))
const changeset = createMemo(() => new Set(sync.data.changes.map((f) => f.path)))
const changes = createMemo(() => Array.from(changeset()).sort((a, b) => a.localeCompare(b)))
// createEffect((prev: FileStatus[]) => {
// const removed = prev.filter((p) => !sync.data.changes.find((c) => c.path === p.path))
// for (const p of removed) {
// setStore(
// "node",
// p.path,
// produce((draft) => {
// draft.status = undefined
// draft.view = "raw"
// }),
// )
// load(p.path)
// }
// for (const p of sync.data.changes) {
// if (store.node[p.path] === undefined) {
// fetch(p.path).then(() => {
// if (store.node[p.path] === undefined) return
// setStore("node", p.path, "status", p)
// })
// } else {
// setStore("node", p.path, "status", p)
// }
// }
// return sync.data.changes
// }, sync.data.changes)
const changed = (path: string) => {
const node = store.node[path]
if (node?.status) return true
const set = changeset()
if (set.has(path)) return true
for (const p of set) {
if (p.startsWith(path ? path + "/" : "")) return true
}
return false
}
const resetNode = (path: string) => {
setStore("node", path, {
loaded: undefined,
pinned: undefined,
content: undefined,
selection: undefined,
scrollTop: undefined,
folded: undefined,
view: undefined,
selectedChange: undefined,
})
}
const relative = (path: string) => path.replace(sync.data.path.directory + "/", "")
const load = async (path: string) => {
const relativePath = relative(path)
sdk.client.file.read({ query: { path: relativePath } }).then((x) => {
setStore(
"node",
relativePath,
produce((draft) => {
draft.loaded = true
draft.content = x.data
}),
)
})
}
const fetch = async (path: string) => {
const relativePath = relative(path)
const parent = relativePath.split("/").slice(0, -1).join("/")
if (parent) {
await list(parent)
}
}
const init = async (path: string) => {
const relativePath = relative(path)
if (!store.node[relativePath]) await fetch(path)
if (store.node[relativePath].loaded) return
return load(relativePath)
}
const open = async (path: string, options?: { pinned?: boolean; view?: LocalFile["view"] }) => {
const relativePath = relative(path)
if (!store.node[relativePath]) await fetch(path)
setStore("opened", (x) => {
if (x.includes(relativePath)) return x
return [
...opened()
.filter((x) => x.pinned)
.map((x) => x.path),
relativePath,
]
})
setStore("active", relativePath)
context.addActive()
if (options?.pinned) setStore("node", path, "pinned", true)
if (options?.view && store.node[relativePath].view === undefined) setStore("node", path, "view", options.view)
if (store.node[relativePath].loaded) return
return load(relativePath)
}
const list = async (path: string) => {
return sdk.client.file.list({ query: { path: path + "/" } }).then((x) => {
setStore(
"node",
produce((draft) => {
x.data!.forEach((node) => {
if (node.path in draft) return
draft[node.path] = node
})
}),
)
})
}
const search = (query: string) => sdk.client.find.files({ query: { query } }).then((x) => x.data!)
sdk.event.listen((e) => {
const event = e.details
switch (event.type) {
case "message.part.updated":
const part = event.properties.part
if (part.type === "tool" && part.state.status === "completed") {
switch (part.tool) {
case "read":
break
case "edit":
// load(part.state.input["filePath"] as string)
break
default:
break
}
}
break
case "file.watcher.updated":
setTimeout(sync.load.changes, 1000)
const relativePath = relative(event.properties.file)
if (relativePath.startsWith(".git/")) return
load(relativePath)
break
}
})
return {
active,
opened,
node: (path: string) => store.node[path],
update: (path: string, node: LocalFile) => setStore("node", path, reconcile(node)),
open,
load,
init,
close(path: string) {
setStore("opened", (opened) => opened.filter((x) => x !== path))
if (store.active === path) {
const index = store.opened.findIndex((f) => f === path)
const previous = store.opened[Math.max(0, index - 1)]
setStore("active", previous)
}
resetNode(path)
},
expand(path: string) {
setStore("node", path, "expanded", true)
if (store.node[path].loaded) return
setStore("node", path, "loaded", true)
list(path)
},
collapse(path: string) {
setStore("node", path, "expanded", false)
},
select(path: string, selection: TextSelection | undefined) {
setStore("node", path, "selection", selection)
},
scroll(path: string, scrollTop: number) {
setStore("node", path, "scrollTop", scrollTop)
},
move(path: string, to: number) {
const index = store.opened.findIndex((f) => f === path)
if (index === -1) return
setStore(
"opened",
produce((opened) => {
opened.splice(to, 0, opened.splice(index, 1)[0])
}),
)
setStore("node", path, "pinned", true)
},
view(path: string): View {
const n = store.node[path]
return n && n.view ? n.view : "raw"
},
setView(path: string, view: View) {
setStore("node", path, "view", view)
},
unfold(path: string, key: string) {
setStore("node", path, "folded", (xs) => {
const a = xs ?? []
if (a.includes(key)) return a
return [...a, key]
})
},
fold(path: string, key: string) {
setStore("node", path, "folded", (xs) => (xs ?? []).filter((k) => k !== key))
},
folded(path: string) {
const n = store.node[path]
return n && n.folded ? n.folded : []
},
changeIndex(path: string) {
return store.node[path]?.selectedChange
},
setChangeIndex(path: string, index: number | undefined) {
setStore("node", path, "selectedChange", index)
},
changes,
changed,
children(path: string) {
return Object.values(store.node).filter(
(x) =>
x.path.startsWith(path) &&
x.path !== path &&
!x.path.replace(new RegExp(`^${path + "/"}`), "").includes("/"),
)
},
search,
relative,
}
})()
const session = (() => {
const [store, setStore] = createStore<{
active?: string
activeMessage?: string
}>({})
const active = createMemo(() => {
if (!store.active) return undefined
return sync.session.get(store.active)
})
createEffect(() => {
if (!store.active) return
sync.session.sync(store.active)
})
const valid = (part: Part) => {
if (!part) return false
switch (part.type) {
case "step-start":
case "step-finish":
case "file":
case "patch":
return false
case "text":
return !part.synthetic && part.text.trim()
case "reasoning":
return part.text.trim()
case "tool":
switch (part.tool) {
case "todoread":
case "todowrite":
case "list":
case "grep":
return false
}
return true
default:
return true
}
}
const hasValidParts = (message: Message) => {
return sync.data.part[message.id]?.filter(valid).length > 0
}
// const hasTextPart = (message: Message) => {
// return !!sync.data.part[message.id]?.filter(valid).find((p) => p.type === "text")
// }
const messages = createMemo(() => (store.active ? (sync.data.message[store.active] ?? []) : []))
const messagesWithValidParts = createMemo(() => messages().filter(hasValidParts) ?? [])
const userMessages = createMemo(() =>
messages()
.filter((m) => m.role === "user")
.sort((a, b) => b.id.localeCompare(a.id)),
)
const cost = createMemo(() => {
const total = pipe(
messages(),
sumBy((x) => (x.role === "assistant" ? x.cost : 0)),
)
return new Intl.NumberFormat("en-US", {
style: "currency",
currency: "USD",
}).format(total)
})
const last = createMemo(() => {
return messages().findLast((x) => x.role === "assistant") as AssistantMessage
})
const lastUserMessage = createMemo(() => {
return userMessages()?.at(0)
})
const activeMessage = createMemo(() => {
if (!store.active || !store.activeMessage) return lastUserMessage()
return sync.data.message[store.active]?.find((m) => m.id === store.activeMessage)
})
const model = createMemo(() => {
if (!last()) return
const model = sync.data.provider.find((x) => x.id === last().providerID)?.models[last().modelID]
return model
})
const tokens = createMemo(() => {
if (!last()) return
const tokens = last().tokens
const total = tokens.input + tokens.output + tokens.reasoning + tokens.cache.read + tokens.cache.write
return new Intl.NumberFormat("en-US", {
notation: "compact",
compactDisplay: "short",
}).format(total)
})
const context = createMemo(() => {
if (!last()) return
if (!model()?.limit.context) return 0
const tokens = last().tokens
const total = tokens.input + tokens.output + tokens.reasoning + tokens.cache.read + tokens.cache.write
return Math.round((total / model()!.limit.context) * 100)
})
const getMessageText = (message: Message | Message[] | undefined): string => {
if (!message) return ""
if (Array.isArray(message)) return message.map((m) => getMessageText(m)).join(" ")
const fileParts = sync.data.part[message.id]?.filter((p) => p.type === "file")
return sync.data.part[message.id]
?.filter((p) => p.type === "text")
?.filter((p) => !p.synthetic)
.map((p) => p.text)
.join(" ")
}
return {
active,
activeMessage,
lastUserMessage,
cost,
last,
model,
tokens,
context,
messages,
messagesWithValidParts,
userMessages,
// working,
getMessageText,
setActive(sessionId: string | undefined) {
setStore("active", sessionId)
setStore("activeMessage", undefined)
},
clearActive() {
setStore("active", undefined)
setStore("activeMessage", undefined)
},
setActiveMessage(messageId: string | undefined) {
setStore("activeMessage", messageId)
},
clearActiveMessage() {
setStore("activeMessage", undefined)
},
}
})()
const context = (() => {
const [store, setStore] = createStore<{
activeTab: boolean
files: string[]
activeFile?: string
items: (ContextItem & { key: string })[]
}>({
activeTab: true,
files: [],
items: [],
})
const files = createMemo(() => store.files.map((x) => file.node(x)))
const activeFile = createMemo(() => (store.activeFile ? file.node(store.activeFile) : undefined))
return {
all() {
return store.items
},
active() {
return store.activeTab ? file.active() : undefined
},
addActive() {
setStore("activeTab", true)
},
removeActive() {
setStore("activeTab", false)
},
add(item: ContextItem) {
let key = item.type
switch (item.type) {
case "file":
key += `${item.path}:${item.selection?.startLine}:${item.selection?.endLine}`
break
}
if (store.items.find((x) => x.key === key)) return
setStore("items", (x) => [...x, { key, ...item }])
},
remove(key: string) {
setStore("items", (x) => x.filter((x) => x.key !== key))
},
files,
openFile(path: string) {
file.init(path).then(() => {
setStore("files", (x) => [...x, path])
setStore("activeFile", path)
})
},
activeFile,
setActiveFile(path: string | undefined) {
setStore("activeFile", path)
},
}
})()
const result = {
model,
agent,
file,
session,
context,
}
return result
},
})