✨ Universal reading feed

♻️ Refactor post listing

pkg/internal/services/posts_getter.go

@@ -0,0 +1,79 @@
+package services
+
+import (
+	"time"
+
+	"git.solsynth.dev/hypernet/interactive/pkg/internal/database"
+	"git.solsynth.dev/hypernet/interactive/pkg/internal/models"
+	authm "git.solsynth.dev/hypernet/passport/pkg/authkit/models"
+	"github.com/gofiber/fiber/v2"
+	"gorm.io/gorm"
+)
+
+type UniversalPostFilterConfig struct {
+	ShowDraft     bool
+	ShowReply     bool
+	ShowCollapsed bool
+	TimeCursor    *time.Time
+}
+
+func UniversalPostFilter(c *fiber.Ctx, tx *gorm.DB, cfg ...UniversalPostFilterConfig) (*gorm.DB, error) {
+	var config UniversalPostFilterConfig
+	if len(cfg) > 0 {
+		config = cfg[0]
+	} else {
+		config = UniversalPostFilterConfig{}
+	}
+
+	timeCursor := time.Now()
+	if config.TimeCursor != nil {
+		timeCursor = *config.TimeCursor
+	}
+
+	if user, authenticated := c.Locals("user").(authm.Account); authenticated {
+		tx = FilterPostWithUserContext(c, tx, &user)
+		if c.QueryBool("noDraft", true) && !config.ShowDraft {
+			tx = FilterPostDraft(tx)
+			tx = FilterPostWithPublishedAt(tx, timeCursor)
+		} else {
+			tx = FilterPostDraftWithAuthor(database.C, user.ID)
+			tx = FilterPostWithPublishedAt(tx, timeCursor, user.ID)
+		}
+	} else {
+		tx = FilterPostWithUserContext(c, tx, nil)
+		tx = FilterPostDraft(tx)
+		tx = FilterPostWithPublishedAt(tx, timeCursor)
+	}
+
+	if c.QueryBool("noReply", true) && !config.ShowReply {
+		tx = FilterPostReply(tx)
+	}
+	if c.QueryBool("noCollapse", true) && !config.ShowCollapsed {
+		tx = tx.Where("is_collapsed = ? OR is_collapsed IS NULL", false)
+	}
+
+	if len(c.Query("author")) > 0 {
+		var author models.Publisher
+		if err := database.C.Where("name = ?", c.Query("author")).First(&author).Error; err != nil {
+			return tx, fiber.NewError(fiber.StatusNotFound, err.Error())
+		}
+		tx = tx.Where("publisher_id = ?", author.ID)
+	}
+
+	if len(c.Query("categories")) > 0 {
+		tx = FilterPostWithCategory(tx, c.Query("categories"))
+	}
+	if len(c.Query("tags")) > 0 {
+		tx = FilterPostWithTag(tx, c.Query("tags"))
+	}
+
+	if len(c.Query("type")) > 0 {
+		tx = FilterPostWithType(tx, c.Query("type"))
+	}
+
+	if len(c.Query("realm")) > 0 {
+		tx = FilterPostWithRealm(tx, c.Query("realm"))
+	}
+
+	return tx, nil
+}