add a couple post endpoints + /timelines/home

web/api/timelines/home_timeline.go

@@ -0,0 +1,47 @@
+package timelines
+
+import (
+	"net/http"
+	"strconv"
+
+	"git.sleepycat.moe/sam/mercury/web/api"
+	"github.com/oklog/ulid/v2"
+	"github.com/rs/zerolog/log"
+)
+
+type timelineResponse struct {
+	Posts []api.Post `json:"posts"`
+}
+
+func (app *App) Home(w http.ResponseWriter, r *http.Request) (timelineResponse, error) {
+	ctx := r.Context()
+	token, _ := app.TokenFromContext(ctx)
+
+	var before, after *ulid.ULID
+	if id, err := ulid.Parse(r.FormValue("before")); err == nil {
+		before = &id
+	}
+	if id, err := ulid.Parse(r.FormValue("after")); err == nil {
+		after = &id
+	}
+
+	if before != nil && after != nil {
+		return timelineResponse{}, api.Error{Code: api.ErrBadRequest, Details: "`before` and `after` are mutually exclusive"}
+	}
+	limit, err := strconv.Atoi(r.FormValue("limit"))
+	if err != nil || limit <= 0 || limit > 100 {
+		limit = 100
+	}
+
+	posts, err := app.Timeline().Home(ctx, token.UserID, limit, before, after)
+	if err != nil {
+		log.Err(err).Msg("getting posts from database")
+	}
+
+	resp := timelineResponse{Posts: make([]api.Post, len(posts))}
+	for i := range posts {
+		resp.Posts[i] = api.DBPostToPost(posts[i].Post, posts[i].Blog)
+	}
+
+	return resp, nil
+}

web/api/timelines/module.go

@@ -0,0 +1,13 @@
+package timelines
+
+import "git.sleepycat.moe/sam/mercury/web/app"
+
+type App struct {
+	*app.App
+}
+
+func New(app *app.App) *App {
+	return &App{
+		App: app,
+	}
+}