favourites GET implementation (#95)

internal/api/client/favourites/favouritesget.go

@@ -0,0 +1,57 @@
+package favourites
+
+import (
+	"net/http"
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+	"github.com/superseriousbusiness/gotosocial/internal/oauth"
+)
+
+// FavouritesGETHandler handles GETting favourites.
+func (m *Module) FavouritesGETHandler(c *gin.Context) {
+	l := m.log.WithField("func", "PublicTimelineGETHandler")
+
+	authed, err := oauth.Authed(c, true, true, true, true)
+	if err != nil {
+		l.Debugf("error authing: %s", err)
+		c.JSON(http.StatusUnauthorized, gin.H{"error": "unauthorized"})
+		return
+	}
+
+	maxID := ""
+	maxIDString := c.Query(MaxIDKey)
+	if maxIDString != "" {
+		maxID = maxIDString
+	}
+
+	minID := ""
+	minIDString := c.Query(MinIDKey)
+	if minIDString != "" {
+		minID = minIDString
+	}
+
+	limit := 20
+	limitString := c.Query(LimitKey)
+	if limitString != "" {
+		i, err := strconv.ParseInt(limitString, 10, 64)
+		if err != nil {
+			l.Debugf("error parsing limit string: %s", err)
+			c.JSON(http.StatusBadRequest, gin.H{"error": "couldn't parse limit query param"})
+			return
+		}
+		limit = int(i)
+	}
+
+	resp, errWithCode := m.processor.FavedTimelineGet(authed, maxID, minID, limit)
+	if errWithCode != nil {
+		l.Debugf("error from processor FavedTimelineGet: %s", errWithCode)
+		c.JSON(errWithCode.Code(), gin.H{"error": errWithCode.Safe()})
+		return
+	}
+
+	if resp.LinkHeader != "" {
+		c.Header("Link", resp.LinkHeader)
+	}
+	c.JSON(http.StatusOK, resp.Statuses)
+}