opencode/packages/core/src/id/id.ts

47 lines
1.4 KiB
TypeScript

import { create as createIdentifier } from "@opencode-ai/schema/identifier"
const prefixes = {
job: "job",
event: "evt",
session: "ses",
message: "msg",
permission: "per",
question: "que",
part: "prt",
pty: "pty",
tool: "tool",
workspace: "wrk",
} as const
export function ascending(prefix: keyof typeof prefixes, given?: string) {
return generateID(prefix, "ascending", given)
}
export function descending(prefix: keyof typeof prefixes, given?: string) {
return generateID(prefix, "descending", given)
}
function generateID(prefix: keyof typeof prefixes, direction: "descending" | "ascending", given?: string): string {
if (!given) {
return create(prefixes[prefix], direction)
}
if (!given.startsWith(prefixes[prefix])) {
throw new Error(`ID ${given} does not start with ${prefixes[prefix]}`)
}
return given
}
export function create(prefix: string, direction: "descending" | "ascending", timestamp?: number): string {
return prefix + "_" + createIdentifier(direction === "descending", timestamp)
}
/** Extract timestamp from an ascending ID. Does not work with descending IDs. */
export function timestamp(id: string): number {
const prefix = id.split("_")[0]
const hex = id.slice(prefix.length + 1, prefix.length + 13)
const encoded = BigInt("0x" + hex)
return Number(encoded / BigInt(0x1000))
}
export * as Identifier from "./id"