86 lines
1.6 KiB
Go
86 lines
1.6 KiB
Go
package web
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import (
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"owl-blogs/app"
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"owl-blogs/app/repository"
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"owl-blogs/domain/model"
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"owl-blogs/render"
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"sort"
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"strconv"
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"github.com/gofiber/fiber/v2"
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)
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type IndexHandler struct {
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configRepo repository.ConfigRepository
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entrySvc *app.EntryService
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}
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func NewIndexHandler(
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entryService *app.EntryService,
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configRepo repository.ConfigRepository,
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) *IndexHandler {
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return &IndexHandler{
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entrySvc: entryService,
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configRepo: configRepo,
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}
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}
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type indexRenderData struct {
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Entries []model.Entry
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Page int
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NextPage int
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PrevPage int
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FirstPage bool
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LastPage bool
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}
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func (h *IndexHandler) Handle(c *fiber.Ctx) error {
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c.Set(fiber.HeaderContentType, fiber.MIMETextHTML)
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entries, err := h.entrySvc.FindAll()
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if err != nil {
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return err
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}
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// sort entries by date descending
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sort.Slice(entries, func(i, j int) bool {
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return entries[i].PublishedAt().After(*entries[j].PublishedAt())
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})
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// pagination
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page := c.Query("page")
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if page == "" {
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page = "1"
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}
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pageNum, err := strconv.Atoi(page)
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if err != nil {
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pageNum = 1
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}
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limit := 10
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offset := (pageNum - 1) * limit
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lastPage := false
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if offset > len(entries) {
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offset = len(entries)
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lastPage = true
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}
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if offset+limit > len(entries) {
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limit = len(entries) - offset
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lastPage = true
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}
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entries = entries[offset : offset+limit]
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if err != nil {
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return err
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}
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return render.RenderTemplateWithBase(c, getSiteConfig(h.configRepo), "views/index", indexRenderData{
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Entries: entries,
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Page: pageNum,
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NextPage: pageNum + 1,
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PrevPage: pageNum - 1,
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FirstPage: pageNum == 1,
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LastPage: lastPage,
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})
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}
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