feat(fc2c-i): pinia stores for showcase, tag directory, artist

frontend/src/stores/artist.js

@@ -0,0 +1,63 @@
+import { defineStore } from 'pinia'
+import { ref, computed } from 'vue'
+import { useApi } from '../composables/useApi.js'
+
+const PAGE = 60
+
+export const useArtistStore = defineStore('artist', () => {
+  const api = useApi()
+  const overview = ref(null)
+  const images = ref([])
+  const nextCursor = ref(null)
+  const loading = ref(false)
+  const imagesLoading = ref(false)
+  const error = ref(null)
+  const notFound = ref(false)
+  let started = false
+
+  async function load(slug) {
+    overview.value = null
+    images.value = []
+    nextCursor.value = null
+    notFound.value = false
+    started = false
+    error.value = null
+    loading.value = true
+    try {
+      overview.value = await api.get(`/api/artist/${encodeURIComponent(slug)}`)
+      await loadMoreImages(slug)
+    } catch (e) {
+      if (e.status === 404) notFound.value = true
+      else error.value = e.message
+    } finally {
+      loading.value = false
+    }
+  }
+
+  async function loadMoreImages(slug) {
+    if (imagesLoading.value) return
+    if (started && nextCursor.value === null) return
+    imagesLoading.value = true
+    try {
+      const params = { limit: PAGE }
+      if (nextCursor.value) params.cursor = nextCursor.value
+      const body = await api.get(
+        `/api/artist/${encodeURIComponent(slug)}/images`, { params }
+      )
+      images.value.push(...body.images)
+      nextCursor.value = body.next_cursor
+      started = true
+    } catch (e) {
+      error.value = e.message
+    } finally {
+      imagesLoading.value = false
+    }
+  }
+
+  const hasMoreImages = computed(() => !started || nextCursor.value !== null)
+
+  return {
+    overview, images, loading, imagesLoading, error, notFound,
+    hasMoreImages, load, loadMoreImages
+  }
+})

frontend/src/stores/showcase.js

@@ -0,0 +1,45 @@
+import { defineStore } from 'pinia'
+import { ref, computed } from 'vue'
+import { useApi } from '../composables/useApi.js'
+
+const PAGE = 60
+
+export const useShowcaseStore = defineStore('showcase', () => {
+  const api = useApi()
+  const images = ref([])
+  const loading = ref(false)
+  const error = ref(null)
+  const exhausted = ref(false)
+  const seen = new Set()
+
+  async function fetchPage() {
+    if (loading.value) return
+    loading.value = true
+    error.value = null
+    try {
+      const body = await api.get('/api/showcase', { params: { limit: PAGE } })
+      const fresh = body.images.filter(i => !seen.has(i.id))
+      if (fresh.length === 0) { exhausted.value = true; return }
+      for (const i of fresh) seen.add(i.id)
+      images.value.push(...fresh)
+    } catch (e) {
+      error.value = e.message
+    } finally {
+      loading.value = false
+    }
+  }
+
+  async function shuffle() {
+    images.value = []
+    seen.clear()
+    exhausted.value = false
+    await fetchPage()
+  }
+
+  const hasMore = computed(() => !exhausted.value)
+  const isEmpty = computed(
+    () => !loading.value && images.value.length === 0 && error.value === null
+  )
+
+  return { images, loading, error, hasMore, isEmpty, fetchPage, shuffle }
+})

frontend/src/stores/tagDirectory.js

@@ -0,0 +1,57 @@
+import { defineStore } from 'pinia'
+import { ref, computed } from 'vue'
+import { useApi } from '../composables/useApi.js'
+
+const PAGE = 60
+
+export const useTagDirectoryStore = defineStore('tagDirectory', () => {
+  const api = useApi()
+  const cards = ref([])
+  const nextCursor = ref(null)
+  const loading = ref(false)
+  const error = ref(null)
+  const kind = ref(null)
+  const q = ref('')
+  let started = false
+
+  async function loadMore() {
+    if (loading.value) return
+    if (started && nextCursor.value === null) return
+    loading.value = true
+    error.value = null
+    try {
+      const params = { limit: PAGE }
+      if (kind.value) params.kind = kind.value
+      if (q.value) params.q = q.value
+      if (nextCursor.value) params.cursor = nextCursor.value
+      const body = await api.get('/api/tags/directory', { params })
+      cards.value.push(...body.cards)
+      nextCursor.value = body.next_cursor
+      started = true
+    } catch (e) {
+      error.value = e.message
+    } finally {
+      loading.value = false
+    }
+  }
+
+  async function reset() {
+    cards.value = []
+    nextCursor.value = null
+    started = false
+    await loadMore()
+  }
+
+  function setKind(k) { kind.value = k; reset() }
+  function setQuery(text) { q.value = text; reset() }
+
+  const hasMore = computed(() => !started || nextCursor.value !== null)
+  const isEmpty = computed(
+    () => !loading.value && cards.value.length === 0 && error.value === null
+  )
+
+  return {
+    cards, loading, error, kind, q, hasMore, isEmpty,
+    loadMore, reset, setKind, setQuery
+  }
+})