standardize compilers

src/compiler/ExcalidrawCompiler.ts

@@ -1,56 +1,67 @@
-import { TFile, Vault } from "obsidian";
+import { Vault } from "obsidian";
 import { excaliDrawBundle, excalidraw } from "../ui/suggest/constants";
 import LZString from "lz-string";
+import { TCompilerStep } from "./GardenPageCompiler";
+import { PublishFile } from "../publisher/PublishFile";
+
+interface IExcalidrawCompilerProps {
+	/**Includes excalidraw script bundle in compilation result */
+	includeExcaliDrawJs: boolean;
+	/** Is appended to the drawing id */
+	idAppendage?: string;
+	/** Includes frontmatter in compilation result */
+	includeFrontMatter?: boolean;
+}
 
 export class ExcalidrawCompiler {
 	private readonly vault: Vault;
 
 	constructor(vault: Vault) {
 		this.vault = vault;
 	}
-	async compileMarkdown(
-		{
-			file,
-			processedFrontmatter,
-			fileText,
-		}: {
-			file: TFile;
-			processedFrontmatter: string;
-			fileText: string;
-		},
-		includeExcaliDrawJs: boolean,
-		idAppendage = "",
-		includeFrontMatter = true,
-	): Promise<string> {
-		if (!file.name.endsWith(".excalidraw.md")) return "";
-
-		const isCompressed = fileText.includes("```compressed-json");
-
-		const start =
-			fileText.indexOf(isCompressed ? "```compressed-json" : "```json") +
-			(isCompressed ? "```compressed-json" : "```json").length;
-		const end = fileText.lastIndexOf("```");
-
-		const excaliDrawJson = JSON.parse(
-			isCompressed
-				? LZString.decompressFromBase64(
-						fileText.slice(start, end).replace(/[\n\r]/g, ""),
-				  )
-				: fileText.slice(start, end),
-		);
-
-		const drawingId =
-			file.name.split(" ").join("_").replace(".", "") + idAppendage;
-		let excaliDrawCode = "";
-
-		if (includeExcaliDrawJs) {
-			excaliDrawCode += excaliDrawBundle;
-		}
-
-		excaliDrawCode += excalidraw(JSON.stringify(excaliDrawJson), drawingId);
-
-		return `${
-			includeFrontMatter ? processedFrontmatter : ""
-		}${excaliDrawCode}`;
-	}
+	compileMarkdown =
+		({
+			includeExcaliDrawJs,
+			idAppendage = "",
+			includeFrontMatter = true,
+		}: IExcalidrawCompilerProps): TCompilerStep =>
+		(file: PublishFile) =>
+		(fileText: string) => {
+			if (!file.file.name.endsWith(".excalidraw.md")) {
+				throw new Error("File is not an excalidraw file");
+			}
+
+			const isCompressed = fileText.includes("```compressed-json");
+			const startString = isCompressed ? "```compressed-json" : "```json";
+
+			const start = fileText.indexOf(startString) + startString.length;
+			const end = fileText.lastIndexOf("```");
+
+			const excaliDrawJson = JSON.parse(
+				isCompressed
+					? LZString.decompressFromBase64(
+							fileText.slice(start, end).replace(/[\n\r]/g, ""),
+					  )
+					: fileText.slice(start, end),
+			);
+
+			const drawingId =
+				file.file.name.split(" ").join("_").replace(".", "") +
+				idAppendage;
+
+			let excaliDrawCode = "";
+
+			if (includeExcaliDrawJs) {
+				excaliDrawCode += excaliDrawBundle;
+			}
+
+			excaliDrawCode += excalidraw(
+				JSON.stringify(excaliDrawJson),
+				drawingId,
+			);
+
+			return `${
+				includeFrontMatter ? file.getCompiledFrontmatter() : ""
+			}${excaliDrawCode}`;
+		};
 }

src/compiler/FrontmatterCompiler.ts

@@ -42,13 +42,10 @@ export class FrontmatterCompiler {
 		const frontmatter =
 			metadataCache.getCache(file.path)?.frontmatter ?? {};
 
-		return this.getProcessedFrontMatter(file, frontmatter);
+		return this.compile(file, frontmatter);
 	}
 
-	getProcessedFrontMatter(
-		file: TFile,
-		frontmatter: FrontMatterCache,
-	): string {
+	compile(file: TFile, frontmatter: FrontMatterCache): string {
 		const fileFrontMatter = { ...frontmatter };
 		delete fileFrontMatter["position"];