2026-04-21 17:10:06 +08:00

122 lines
3.3 KiB
TypeScript

import type {
MarketApiFailureReason,
MarketRecord,
MarketRowSnapshot
} from "./types";
import type { AfterSearchRates } from "./types";
export function createMarketResultStore() {
const records = new Map<string, MarketRecord>();
return {
getRecord(authorId: string) {
return records.get(authorId) ?? null;
},
listRecords() {
return Array.from(records.values());
},
setAuthorFailed(authorId: string, reason: MarketApiFailureReason) {
const existingRecord = ensureRecord(authorId);
existingRecord.status = "failed";
existingRecord.failureReason = reason;
},
setAuthorLoading(authorId: string) {
const existingRecord = ensureRecord(authorId);
existingRecord.status = "loading";
delete existingRecord.failureReason;
},
setAuthorSuccess(authorId: string, rates: AfterSearchRates) {
const existingRecord = ensureRecord(authorId);
existingRecord.status = "success";
existingRecord.rates = {
...existingRecord.rates,
...rates
};
delete existingRecord.failureReason;
},
upsertMarketRow(row: MarketRowSnapshot) {
const existingRecord = records.get(row.authorId);
if (existingRecord) {
existingRecord.authorName =
mergeStringValue(existingRecord.authorName, row.authorName) ??
existingRecord.authorName;
existingRecord.location = mergeStringValue(
existingRecord.location,
row.location
);
existingRecord.price21To60s = mergeStringValue(
existingRecord.price21To60s,
row.price21To60s
);
existingRecord.exportFields = mergeFieldMap(
existingRecord.exportFields,
row.exportFields
);
existingRecord.hasDirectRatesSource =
existingRecord.hasDirectRatesSource || row.hasDirectRatesSource;
existingRecord.rates = mergeFieldMap(existingRecord.rates, row.rates);
return existingRecord;
}
const nextRecord: MarketRecord = {
...row,
status: "idle"
};
records.set(row.authorId, nextRecord);
return nextRecord;
}
};
function ensureRecord(authorId: string): MarketRecord {
const existingRecord = records.get(authorId);
if (existingRecord) {
return existingRecord;
}
const nextRecord: MarketRecord = {
authorId,
authorName: authorId,
status: "idle"
};
records.set(authorId, nextRecord);
return nextRecord;
}
}
function mergeFieldMap<T extends Record<string, string | undefined>>(
current: T | undefined,
incoming: T | undefined
): T | undefined {
if (!current && !incoming) {
return undefined;
}
const merged = {
...(current ?? {})
} as Record<string, string | undefined>;
Object.entries(incoming ?? {}).forEach(([key, value]) => {
const currentValue = merged[key];
if (!hasTextValue(currentValue)) {
merged[key] = value;
}
});
return merged as T;
}
function mergeStringValue(
current: string | undefined,
incoming: string | undefined
): string | undefined {
if (!hasTextValue(current)) {
return incoming ?? current;
}
return current;
}
function hasTextValue(value: string | undefined): boolean {
return typeof value === "string" && value.trim().length > 0;
}