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Triple-C/app/src/lib/resetOutcome.ts
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import type { ProjectResetOutcome } from "./types";
/**
* Names what a `ProjectResetOutcome` says Reset could not clear, for
* `useProjectActions`'s Reset toast.
*
* The image is named first and phrased as "its previous container image"
* rather than folded in with the volumes — it is the more serious of the
* two: the new container is built from it whenever it exists, so a
* surviving image means Reset silently rebuilt the exact system layer it
* was asked to discard, while a surviving volume only means old data rides
* along.
*/
export function describeResetLeftovers(outcome: ProjectResetOutcome): string {
const parts: string[] = [];
if (outcome.leftover_image) parts.push("its previous container image");
if (outcome.leftover_volumes.length === 1) parts.push("a volume");
else if (outcome.leftover_volumes.length > 1) parts.push(`${outcome.leftover_volumes.length} volumes`);
return parts.join(" and ");
}
/** How many distinct things `describeResetLeftovers` is describing — the
* image counts as one, however many volumes are named alongside it. */
function resetLeftoverCount(outcome: ProjectResetOutcome): number {
return (outcome.leftover_image ? 1 : 0) + outcome.leftover_volumes.length;
}
/** Pronoun agreement for referring back to `describeResetLeftovers`'s
* output — "remove it manually" for one thing, "remove them" for more. */
export function resetLeftoverPronoun(outcome: ProjectResetOutcome): "it" | "them" {
return resetLeftoverCount(outcome) === 1 ? "it" : "them";
}