Files
xboct-flow/src/projectConfig/parseProjectConfig.ts
T

103 lines
2.4 KiB
TypeScript

import * as yaml from "js-yaml";
import { err, ok, Result } from "neverthrow";
import { appError, AppError, AppErrorVariant } from "@/error";
import {
EMPTY_PROJECT_CONFIG,
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[]);
}
export function parseProjectConfig(
content: string,
): Result<ProjectConfig, AppError> {
if (content.trim() === "") {
return ok({ ...EMPTY_PROJECT_CONFIG });
}
let data: unknown;
try {
data = yaml.load(content);
} catch (error) {
const detail = error instanceof Error ? error.message : "invalid YAML";
return err(appError(AppErrorVariant.INVALID_PROJECT_CONFIG, { detail }));
}
if (data === null || data === undefined) {
return ok({ ...EMPTY_PROJECT_CONFIG });
}
if (typeof data !== "object" || Array.isArray(data)) {
return err(
appError(AppErrorVariant.INVALID_PROJECT_CONFIG, {
detail: "root must be a mapping",
}),
);
}
const record = data as Record<string, unknown>;
let tags: string[];
if (record.tags === undefined) {
tags = [];
} else {
if (!Array.isArray(record.tags)) {
return err(
appError(AppErrorVariant.INVALID_PROJECT_CONFIG, {
detail: "tags must be an array of strings",
}),
);
}
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);
}
}
const shownHiddenColumnsResult = parseShownHiddenColumns(
record.shownHiddenColumns,
);
if (shownHiddenColumnsResult.isErr())
return err(shownHiddenColumnsResult.error);
return ok({
tags,
shownHiddenColumns: shownHiddenColumnsResult.value,
});
}