File size: 2,758 Bytes
3e05655 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 | export * as SkillGuidance from "./guidance"
import { makeLocationNode } from "../effect/app-node"
import { Context, Effect, Layer, Schema } from "effect"
import { AgentV2 } from "../agent"
import { PermissionV2 } from "../permission"
import { SkillV2 } from "../skill"
import { SystemContext } from "../system-context/index"
const Summary = Schema.Struct({
name: Schema.String,
description: Schema.String,
})
type Summary = typeof Summary.Type
const render = (skills: ReadonlyArray<Summary>) =>
[
"Skills provide specialized instructions and workflows for specific tasks.",
"Use the skill tool to load a skill when a task matches its description.",
...(skills.length === 0
? ["No skills are currently available."]
: [
"<available_skills>",
...skills.flatMap((skill) => [
" <skill>",
` <name>${skill.name}</name>`,
` <description>${skill.description}</description>`,
" </skill>",
]),
"</available_skills>",
]),
].join("\n")
export interface Interface {
readonly load: (agent: AgentV2.Selection) => Effect.Effect<SystemContext.SystemContext>
}
export class Service extends Context.Service<Service, Interface>()("@opencode/v2/SkillGuidance") {}
const layer = Layer.effect(
Service,
Effect.gen(function* () {
const skills = yield* SkillV2.Service
return Service.of({
load: Effect.fn("SkillGuidance.load")(function* (selection) {
const agent = selection.info
if (!agent) return SystemContext.empty
const permitted = SkillV2.available(yield* skills.list(), agent)
if (permitted.length === 0 && PermissionV2.evaluate("skill", "*", agent.permissions).effect === "deny")
return SystemContext.empty
const available = permitted
.flatMap((skill) =>
skill.description === undefined ? [] : [{ name: skill.name, description: skill.description }],
)
.toSorted((a, b) => a.name.localeCompare(b.name))
return SystemContext.make({
key: SystemContext.Key.make("core/skill-guidance"),
codec: Schema.toCodecJson(Schema.Array(Summary)),
load: Effect.succeed(available),
baseline: render,
update: (_previous, current) =>
[
"The available skills have changed. This list supersedes the previous available skills list.",
render(current),
].join("\n"),
removed: () => "Skill guidance is no longer available. Do not use any previously listed skill.",
})
}),
})
}),
)
export const locationLayer = layer
export const node = makeLocationNode({ service: Service, layer, deps: [SkillV2.node] })
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