feat: add config for kanban columns

src/projectConfig/parseProjectConfig.ts

@@ -6,11 +6,31 @@ import {
 	normalizeTag,
 	type ProjectConfig,
 } from "@/model/projectConfig";
+import { isTaskStatus } from "@/model/taskStatus";
+
+function parseShownHiddenColumns(
+	value: unknown,
+): Result<string[], AppError> {
+	if (value === undefined) return ok([]);
+	if (!Array.isArray(value)) {
+		return err(
+			appError(AppErrorVariant.INVALID_PROJECT_CONFIG, {
+				detail: "shownHiddenColumns must be an array of strings",
+			}),
+		);
+	}
+	for (const item of value) {
+		if (typeof item !== "string" || !isTaskStatus(item)) {
+			return err(
+				appError(AppErrorVariant.INVALID_PROJECT_CONFIG, {
+					detail: `invalid status in shownHiddenColumns: ${item}`,
+				}),
+			);
+		}
+	}
+	return ok(value as string[]);
+}
 
-/**
- * Parse task-folder config.yml content.
- * Accepts missing/empty tags → [].
- */
 export function parseProjectConfig(
 	content: string,
 ): Result<ProjectConfig, AppError> {
@@ -39,33 +59,44 @@ export function parseProjectConfig(
 	}
 
 	const record = data as Record<string, unknown>;
+
+	let tags: string[];
 	if (record.tags === undefined) {
-		return ok({ tags: [] });
-	}
-
-	if (!Array.isArray(record.tags)) {
-		return err(
-			appError(AppErrorVariant.INVALID_PROJECT_CONFIG, {
-				detail: "tags must be an array of strings",
-			}),
-		);
-	}
-
-	const tags: string[] = [];
-	const seen = new Set<string>();
-	for (const item of record.tags) {
-		if (typeof item !== "string") {
+		tags = [];
+	} else {
+		if (!Array.isArray(record.tags)) {
 			return err(
 				appError(AppErrorVariant.INVALID_PROJECT_CONFIG, {
 					detail: "tags must be an array of strings",
 				}),
 			);
 		}
-		const tag = normalizeTag(item);
-		if (!tag || seen.has(tag)) continue;
-		seen.add(tag);
-		tags.push(tag);
+
+		tags = [];
+		const seen = new Set<string>();
+		for (const item of record.tags) {
+			if (typeof item !== "string") {
+				return err(
+					appError(AppErrorVariant.INVALID_PROJECT_CONFIG, {
+						detail: "tags must be an array of strings",
+					}),
+				);
+			}
+			const tag = normalizeTag(item);
+			if (!tag || seen.has(tag)) continue;
+			seen.add(tag);
+			tags.push(tag);
+		}
 	}
 
-	return ok({ tags });
+	const shownHiddenColumnsResult = parseShownHiddenColumns(
+		record.shownHiddenColumns,
+	);
+	if (shownHiddenColumnsResult.isErr())
+		return err(shownHiddenColumnsResult.error);
+
+	return ok({
+		tags,
+		shownHiddenColumns: shownHiddenColumnsResult.value,
+	});
 }