refactor(import): move the import parts to components/import

src/utils/imports.js

@@ -1,7 +1,8 @@
 import {apiFetch} from './api.js';
 import {parseStatus} from './backlog.js';
 import {MAX_IMPORT_TITLE_LENGTH, MAX_PLATFORM_LENGTH, MAX_PLAYTIME_MINUTES} from './limits.js';
-import {hoursToMinutes} from './manualGames.js';
+import {hoursToMinutes, toHours} from './manualGames.js';
+import {preselectPlatform} from './platforms.js';
 
 const IMPORTS_URL = () => `${import.meta.env.VITE_CORE_API_URL}/api/library/imports`;
 const JSON_HEADERS = {'Content-Type': 'application/json'};
@@ -108,3 +109,39 @@ function csvRecords(text, delimiter) {
     }
     return records;
 }
+
+// Statuses a worker still has: the page polls while it shows one.
+export const RUNNING = ['QUEUED', 'MATCHING', 'SAVING'];
+// The steps an import goes through, as shown to the user.
+export const STEPS = ['QUEUED', 'MATCHING', 'REVIEW', 'SAVING', 'DETAILS', 'DONE'];
+
+/**
+ * The step an import is in; a FAILED one is in the step it stopped in.
+ */
+export const stepOf = (data) => {
+    switch (data.status) {
+        case 'QUEUED': return 'QUEUED';
+        case 'MATCHING': return 'MATCHING';
+        case 'READY': return 'REVIEW';
+        case 'SAVING': return data.step === 'DETAILS' ? 'DETAILS' : 'SAVING';
+        case 'FAILED': return data.chosen > 0 ? 'SAVING' : 'MATCHING';
+        default: return 'DONE';
+    }
+};
+
+/**
+ * The first choice of a line: its best candidate with the preselected platform; checked only for a sure match (the
+ * same name, not in the library yet, a platform found).
+ */
+export const initialChoice = (row, favorite) => {
+    const candidate = row.candidates[0];
+    const platform = candidate ? preselectPlatform(row.platform, candidate.platforms, favorite) : '';
+    return {
+        candidates: row.candidates,
+        igdbId: candidate?.igdbId ?? null,
+        platform,
+        status: row.status ?? 'BACKLOG',
+        hours: toHours(row.playtimeMinutes),
+        checked: row.exact && !!candidate && !candidate.inLibrary && platform !== '',
+    };
+};