Files
commafeed/commafeed-client/src/app/tree/thunks.ts
2025-06-27 16:29:31 +02:00

85 lines
3.0 KiB
TypeScript

import { createAppAsyncThunk } from "@/app/async-thunk"
import { client } from "@/app/client"
import { Constants } from "@/app/constants"
import { redirectToCategory, redirectToFeed } from "@/app/redirect/thunks"
import { incrementUnreadCount } from "@/app/tree/slice"
import type { CollapseRequest, Subscription } from "@/app/types"
import { flattenCategoryTree, visitCategoryTree } from "@/app/utils"
export const reloadTree = createAppAsyncThunk("tree/reload", async () => await client.category.getRoot().then(r => r.data))
export const collapseTreeCategory = createAppAsyncThunk(
"tree/category/collapse",
async (req: CollapseRequest) => await client.category.collapse(req).then(r => r.data)
)
export const selectNextUnreadTreeItem = createAppAsyncThunk(
"tree/selectNextUnreadItem",
(
arg: {
direction: "forward" | "backward"
},
thunkApi
) => {
const state = thunkApi.getState()
const root = state.tree.rootCategory
if (!root) return
const { source } = state.entries
if (source.type === "category") {
const categories = flattenCategoryTree(root)
if (arg.direction === "backward") categories.reverse()
const index = categories.findIndex(c => c.id === source.id)
if (index === -1) return
for (let i = index + 1; i < categories.length; i++) {
const c = categories[i]
if (c.feeds.some(f => f.unread > 0)) {
return thunkApi.dispatch(redirectToCategory(String(c.id)))
}
}
} else if (source.type === "feed") {
const feeds: Subscription[] = []
visitCategoryTree(root, c => feeds.push(...c.feeds), { childrenFirst: true })
if (arg.direction === "backward") feeds.reverse()
const index = feeds.findIndex(f => f.id === +source.id)
if (index === -1) return
for (let i = index + 1; i < feeds.length; i++) {
const f = feeds[i]
if (f.unread > 0) {
return thunkApi.dispatch(redirectToFeed(String(f.id)))
}
}
}
// redirect to 'all' if no unread categories or feeds found or if we reached the end of the list
thunkApi.dispatch(redirectToCategory(Constants.categories.all.id))
}
)
export const newFeedEntriesDiscovered = createAppAsyncThunk(
"tree/new-feed-entries-discovered",
async ({ feedId, amount }: { feedId: number; amount: number }, thunkApi) => {
const root = thunkApi.getState().tree.rootCategory
if (!root) return
const feed = flattenCategoryTree(root)
.flatMap(c => c.feeds)
.some(f => f.id === feedId)
if (!feed) {
// feed not found in the tree, reload the tree completely
thunkApi.dispatch(reloadTree())
} else {
thunkApi.dispatch(
incrementUnreadCount({
feedId,
amount,
})
)
}
}
)