g1t/apps/web/app/routes/workspace/statement-csv.ts
Pick any line to see why it is the way it is: the commit, the pull request and issue it came from, and what the agent was thinking.
| The statement is a month at a time, a line per kind of charge | 1 | import { MICROS_PER_DOLLAR, type LedgerEntry } from "@g1t/contracts"; |
| 2 | import { data } from "react-router"; | |
| 3 | ||
| 4 | import type { Route } from "./+types/statement-csv"; | |
| 5 | import { billing } from "../../lib/services.server"; | |
| 6 | import { getViewer } from "../../lib/session.server"; | |
| 7 | ||
| 8 | /** Pages read per line at most: 50 entries each. */ | |
| 9 | const MAX_PAGES = 200; | |
| 10 | ||
| 11 | /** A month's statement as CSV: every entry, with the line it falls under. */ | |
| 12 | export async function loader({ params, context, request }: Route.LoaderArgs) { | |
| 13 | const viewer = getViewer(context); | |
| 14 | const month = new URL(request.url).searchParams.get("month"); | |
| 15 | const statement = await billing.statement(params.owner, viewer, month, "day"); | |
| 16 | if (!statement.ok) throw data(null, { status: 404 }); | |
| 17 | const kinds = [...new Set(statement.value.groups.flatMap((group) => group.lines.map((line) => line.kind)))]; | |
| 18 | const rows: string[][] = [["date", "kind", "description", "project", "pull request", "model", "by", "amount (USD)"]]; | |
| 19 | for (const kind of kinds) { | |
| 20 | let before: string | null = null; | |
| 21 | for (let page = 0; page < MAX_PAGES; page++) { | |
| 22 | const entries = await billing.statementEntries(params.owner, viewer, { | |
| 23 | month: statement.value.month, | |
| 24 | kind, | |
| 25 | before, | |
| 26 | }); | |
| 27 | if (!entries.ok || entries.value.length === 0) break; | |
| 28 | for (const entry of entries.value) rows.push(row(kind, entry)); | |
| 29 | before = entries.value[entries.value.length - 1].id; | |
| 30 | if (entries.value.length < 50) break; | |
| 31 | } | |
| 32 | } | |
| 33 | const body = [rows[0], ...rows.slice(1).sort((a, b) => a[0].localeCompare(b[0]))].map((r) => r.map(cell).join(",")).join("\r\n"); | |
| 34 | return new Response(`${body}\r\n`, { | |
| 35 | headers: { | |
| 36 | "content-type": "text/csv; charset=utf-8", | |
| 37 | "content-disposition": `attachment; filename="g1t-${params.owner.toLowerCase()}-${statement.value.month}.csv"`, | |
| 38 | "cache-control": "no-store", | |
| 39 | }, | |
| 40 | }); | |
| 41 | } | |
| 42 | ||
| 43 | function row(kind: string, entry: LedgerEntry): string[] { | |
| 44 | return [ | |
| 45 | entry.createdAt, | |
| 46 | kind, | |
| 47 | entry.description, | |
| 48 | entry.repo ?? "", | |
| 49 | entry.number ? String(entry.number) : "", | |
| 50 | entry.model ?? "", | |
| 51 | entry.createdBy ?? "", | |
| 52 | // Charges positive, as on the statement. | |
| 53 | (-entry.amountMicros / MICROS_PER_DOLLAR).toFixed(6), | |
| 54 | ]; | |
| 55 | } | |
| 56 | ||
| 57 | /** A CSV cell, quoted when it must be, and never read as a formula. */ | |
| 58 | function cell(value: string): string { | |
| 59 | const safe = /^[=+\-@\t\r]/.test(value) && !/^-?\d/.test(value) ? `'${value}` : value; | |
| 60 | return /[",\r\n]/.test(safe) ? `"${safe.replaceAll('"', '""')}"` : safe; | |
| 61 | } |