feat: add multi-source breed encyclopedia and two-hour refresh sessions

pets-be/internal/httpapi/pets.go

@@ -15,6 +15,7 @@ type petInput struct {
 	Name         string  `json:"name" binding:"required"`
 	Species      string  `json:"species"`
 	Breed        string  `json:"breed"`
+	BreedID      *string `json:"breed_id"`
 	Gender       string  `json:"gender"`
 	BirthDate    string  `json:"birth_date"`
 	WeightKg     float64 `json:"weight_kg"`
@@ -81,6 +82,7 @@ func (a *API) updatePet(c *gin.Context) {
 	}
 	pet.Name, pet.Species, pet.Breed, pet.Gender = updated.Name, updated.Species, updated.Breed, updated.Gender
 	pet.BirthDate, pet.WeightKg, pet.AvatarFileID = updated.BirthDate, updated.WeightKg, updated.AvatarFileID
+	pet.BreedID = updated.BreedID
 	pet.Coat, pet.Allergies, pet.CareNotes = updated.Coat, updated.Allergies, updated.CareNotes
 	if err := a.db.Save(&pet).Error; err != nil {
 		fail(c, http.StatusInternalServerError, "更新宠物失败")
@@ -110,6 +112,27 @@ func (a *API) buildPet(c *gin.Context, in petInput) (model.Pet, bool) {
 			return pet, false
 		}
 	}
+	in.Breed = strings.TrimSpace(in.Breed)
+	if len([]rune(in.Breed)) > 128 {
+		fail(c, http.StatusBadRequest, "品种名称过长")
+		return pet, false
+	}
+	if in.BreedID != nil {
+		var breed model.Breed
+		if !validID(*in.BreedID) || a.db.First(&breed, "id = ?", *in.BreedID).Error != nil {
+			fail(c, http.StatusBadRequest, "品种不存在，请重新选择或手动填写")
+			return pet, false
+		}
+		// A disabled breed can be retained on an existing pet, but not newly selected.
+		if !breed.Enabled {
+			var current model.Pet
+			if !validID(c.Param("id")) || a.db.Where("id = ? AND user_id = ? AND breed_id = ?", c.Param("id"), actor(c), *in.BreedID).First(&current).Error != nil {
+				fail(c, http.StatusBadRequest, "该品种已停用，请手动填写或重新选择")
+				return pet, false
+			}
+		}
+		in.Breed = breed.Name
+	}
 	var birthday *time.Time
 	if in.BirthDate != "" {
 		d, err := parseDay(in.BirthDate)
@@ -120,7 +143,7 @@ func (a *API) buildPet(c *gin.Context, in petInput) (model.Pet, bool) {
 		birthday = &d
 	}
 	pet = model.Pet{Name: in.Name, Species: in.Species, Breed: strings.TrimSpace(in.Breed),
-		Gender: in.Gender, BirthDate: birthday, WeightKg: in.WeightKg,
+		BreedID: in.BreedID, Gender: in.Gender, BirthDate: birthday, WeightKg: in.WeightKg,
 		AvatarFileID: in.AvatarFileID, Coat: in.Coat, Allergies: in.Allergies, CareNotes: in.CareNotes}
 	return pet, true
 }