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a tool for shared writing and social publishing
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869import { Block } from "components/Blocks/Block";import { Replicache } from "replicache";import type { ReplicacheMutators } from "src/replicache";import type { UndoManager } from "src/undoManager";import { isTextBlock } from "./isTextBlock";
// Title/Heading/Subheading, Text/Large/Small and Quote are one mutually// exclusive group in the UI, so they share a single setter — picking any of// them has to clear whichever of block/heading-level and block/text-size the// previous choice left behind.export type TextBlockStyle = | { style: "heading"; level: number } | { style: "blockquote" } | { style: "text"; size: "default" | "small" | "large" };
export async function setTextBlockStyle( blocks: Block[], style: TextBlockStyle, rep?: Replicache<ReplicacheMutators> | null, undoManager?: UndoManager,) { if (!rep) return; let targets = blocks.filter((b) => isTextBlock[b.type]); if (targets.length === 0) return;
let run = async () => { for (let block of targets) { if (style.style === "heading") { await rep.mutate.assertFact({ entity: block.entityID, attribute: "block/heading-level", data: { type: "number", value: style.level }, }); await rep.mutate.assertFact({ entity: block.entityID, attribute: "block/type", data: { type: "block-type-union", value: "heading" }, }); continue; }
await rep.mutate.retractAttribute({ entity: block.entityID, attribute: "block/heading-level", }); await rep.mutate.assertFact({ entity: block.entityID, attribute: "block/type", data: { type: "block-type-union", value: style.style }, }); if (style.style === "text") { if (style.size === "default") await rep.mutate.retractAttribute({ entity: block.entityID, attribute: "block/text-size", }); else await rep.mutate.assertFact({ entity: block.entityID, attribute: "block/text-size", data: { type: "text-size-union", value: style.size }, }); } } }; if (undoManager) await undoManager.withUndoGroup(run); else await run();}