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✨ CRUD of subscriptions

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This commit is contained in:
LittleSheep 2024-09-17 00:12:09 +08:00
parent 45698db199
commit c01714b3fc
8 changed files with 379 additions and 3 deletions
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1
pkg/internal/database/migrator.go
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@ -12,6 +12,7 @@ var AutoMaintainRange = []any{
&models.Tag{},
&models.Post{},
&models.Reaction{},
&models.Subscription{},
}
func RunMigration(source *gorm.DB) error {

1
pkg/internal/models/accounts.go
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@ -7,6 +7,7 @@ type Account struct {
Posts []Post `json:"posts" gorm:"foreignKey:AuthorID"`
Reactions []Reaction `json:"reactions"`
Subscriptions []Subscription `json:"subscriptions" gorm:"foreginKey:FollowerID"`
TotalUpvote int `json:"total_upvote"`
TotalDownvote int `json:"total_downvote"`

16
pkg/internal/models/subscriptions.go Normal file
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@ -0,0 +1,16 @@
package models
import "git.solsynth.dev/hydrogen/dealer/pkg/hyper"
type Subscription struct {
hyper.BaseModel
FollowerID uint `json:"follower_id"`
Follower Account `json:"follower"`
AccountID *uint `json:"account_id,omitempty"`
Account *Account `json:"account,omitempty"`
TagID *uint `json:"tag_id,omitempty"`
Tag Tag `json:"tag,omitempty"`
CategoryID *uint `json:"category_id,omitempty"`
Category Category `json:"category,omitempty"`
}

13
pkg/internal/server/api/index.go
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@ -45,6 +45,19 @@ func MapAPIs(app *fiber.App, baseURL string) {
posts.Get("/:postId/replies/featured", listPostFeaturedReply)
}
subscriptions := api.Group("/subscriptions").Name("Subscriptions API")
{
subscriptions.Get("/users/:userId", getSubscriptionOnUser)
subscriptions.Get("/tags/:tagId", getSubscriptionOnTag)
subscriptions.Get("/categories/:categoryId", getSubscriptionOnCategory)
subscriptions.Post("/users/:userId", subscribeToUser)
subscriptions.Post("/tags/:tagId", subscribeToTag)
subscriptions.Post("/categories/:categoryId", subscribeToCategory)
subscriptions.Delete("/users/:userId", unsubscribeFromUser)
subscriptions.Delete("/tags/:tagId", unsubscribeFromTag)
subscriptions.Delete("/categories/:categoryId", unsubscribeFromCategory)
}
api.Get("/categories", listCategories)
api.Get("/categories/:category", getCategory)
api.Post("/categories", newCategory)

190
pkg/internal/server/api/subscriptions_api.go Normal file
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@ -0,0 +1,190 @@
package api
import (
"fmt"
"git.solsynth.dev/hydrogen/interactive/pkg/internal/gap"
"git.solsynth.dev/hydrogen/interactive/pkg/internal/models"
"git.solsynth.dev/hydrogen/interactive/pkg/internal/services"
"github.com/gofiber/fiber/v2"
)
func getSubscriptionOnUser(c *fiber.Ctx) error {
if err := gap.H.EnsureAuthenticated(c); err != nil {
return err
}
user := c.Locals("user").(models.Account)
otherUserId, err := c.ParamsInt("userId", 0)
otherUser, err := services.GetAccountWithID(uint(otherUserId))
if err != nil {
return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("unable to get user: %v", err))
}
subscription, err := services.GetSubscriptionOnUser(user, otherUser)
if err != nil {
return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to get subscription: %v", err))
}
return c.JSON(subscription)
}
func getSubscriptionOnTag(c *fiber.Ctx) error {
if err := gap.H.EnsureAuthenticated(c); err != nil {
return err
}
user := c.Locals("user").(models.Account)
tagId, err := c.ParamsInt("tagId", 0)
tag, err := services.GetTagWithID(uint(tagId))
if err != nil {
return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("unable to get tag: %v", err))
}
subscription, err := services.GetSubscriptionOnTag(user, tag)
if err != nil {
return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to get subscription: %v", err))
}
return c.JSON(subscription)
}
func getSubscriptionOnCategory(c *fiber.Ctx) error {
if err := gap.H.EnsureAuthenticated(c); err != nil {
return err
}
user := c.Locals("user").(models.Account)
categoryId, err := c.ParamsInt("categoryId", 0)
category, err := services.GetCategoryWithID(uint(categoryId))
if err != nil {
return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("unable to get category: %v", err))
}
subscription, err := services.GetSubscriptionOnCategory(user, category)
if err != nil {
return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to get subscription: %v", err))
}
return c.JSON(subscription)
}
func subscribeToUser(c *fiber.Ctx) error {
if err := gap.H.EnsureAuthenticated(c); err != nil {
return err
}
user := c.Locals("user").(models.Account)
otherUserId, err := c.ParamsInt("userId", 0)
otherUser, err := services.GetAccountWithID(uint(otherUserId))
if err != nil {
return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("unable to get user: %v", err))
}
subscription, err := services.SubscribeToUser(user, otherUser)
if err != nil {
return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to subscribe to user: %v", err))
}
return c.JSON(subscription)
}
func subscribeToTag(c *fiber.Ctx) error {
if err := gap.H.EnsureAuthenticated(c); err != nil {
return err
}
user := c.Locals("user").(models.Account)
tagId, err := c.ParamsInt("tagId", 0)
tag, err := services.GetTagWithID(uint(tagId))
if err != nil {
return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("unable to get tag: %v", err))
}
subscription, err := services.SubscribeToTag(user, tag)
if err != nil {
return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to subscribe to tag: %v", err))
}
return c.JSON(subscription)
}
func subscribeToCategory(c *fiber.Ctx) error {
if err := gap.H.EnsureAuthenticated(c); err != nil {
return err
}
user := c.Locals("user").(models.Account)
categoryId, err := c.ParamsInt("categoryId", 0)
category, err := services.GetCategoryWithID(uint(categoryId))
if err != nil {
return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("unable to get category: %v", err))
}
subscription, err := services.SubscribeToCategory(user, category)
if err != nil {
return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to subscribe to category: %v", err))
}
return c.JSON(subscription)
}
func unsubscribeFromUser(c *fiber.Ctx) error {
if err := gap.H.EnsureAuthenticated(c); err != nil {
return err
}
user := c.Locals("user").(models.Account)
otherUserId, err := c.ParamsInt("userId", 0)
otherUser, err := services.GetAccountWithID(uint(otherUserId))
if err != nil {
return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("unable to get user: %v", err))
}
err = services.UnsubscribeFromUser(user, otherUser)
if err != nil {
return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to unsubscribe from user: %v", err))
}
return c.SendStatus(fiber.StatusOK)
}
func unsubscribeFromTag(c *fiber.Ctx) error {
if err := gap.H.EnsureAuthenticated(c); err != nil {
return err
}
user := c.Locals("user").(models.Account)
tagId, err := c.ParamsInt("tagId", 0)
tag, err := services.GetTagWithID(uint(tagId))
if err != nil {
return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("unable to get tag: %v", err))
}
err = services.UnsubscribeFromTag(user, tag)
if err != nil {
return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to unsubscribe from tag: %v", err))
}
return c.SendStatus(fiber.StatusOK)
}
func unsubscribeFromCategory(c *fiber.Ctx) error {
if err := gap.H.EnsureAuthenticated(c); err != nil {
return err
}
user := c.Locals("user").(models.Account)
categoryId, err := c.ParamsInt("categoryId", 0)
category, err := services.GetCategoryWithID(uint(categoryId))
if err != nil {
return fiber.NewError(fiber.StatusNotFound, fmt.Sprintf("unable to get category: %v", err))
}
err = services.UnsubscribeFromCategory(user, category)
if err != nil {
return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to unsubscribe from category: %v", err))
}
return c.SendStatus(fiber.StatusOK)
}

11
pkg/internal/services/accounts.go
View File

@ -3,6 +3,8 @@ package services
import (
"context"
"fmt"
"time"
"git.solsynth.dev/hydrogen/dealer/pkg/hyper"
"git.solsynth.dev/hydrogen/dealer/pkg/proto"
"git.solsynth.dev/hydrogen/interactive/pkg/internal/database"
@ -10,9 +12,16 @@ import (
"git.solsynth.dev/hydrogen/interactive/pkg/internal/models"
"github.com/rs/zerolog/log"
"github.com/samber/lo"
"time"
)
func GetAccountWithID(id uint) (models.Account, error) {
var account models.Account
if err := database.C.Where("id = ?", id).First(&account).Error; err != nil {
return account, fmt.Errorf("unable to get account by id: %v", err)
}
return account, nil
}
func ListAccountFriends(user models.Account) ([]models.Account, error) {
ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
defer cancel()

10
pkg/internal/services/categories.go
View File

@ -61,6 +61,16 @@ func DeleteCategory(category models.Category) error {
return database.C.Delete(category).Error
}
func GetTagWithID(id uint) (models.Tag, error) {
var tag models.Tag
if err := database.C.Where(models.Tag{
BaseModel: hyper.BaseModel{ID: id},
}).First(&tag).Error; err != nil {
return tag, err
}
return tag, nil
}
func GetTagOrCreate(alias, name string) (models.Tag, error) {
alias = strings.ToLower(alias)
var tag models.Tag

136
pkg/internal/services/subscriptions.go Normal file
View File

@ -0,0 +1,136 @@
package services
import (
"errors"
"fmt"
"git.solsynth.dev/hydrogen/interactive/pkg/internal/database"
"git.solsynth.dev/hydrogen/interactive/pkg/internal/models"
"gorm.io/gorm"
)
func GetSubscriptionOnUser(user models.Account, target models.Account) (*models.Subscription, error) {
var subscription models.Subscription
if err := database.C.Where("follower_id = ? AND account_id = ?", user.ID, target.ID).First(&subscription).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return nil, nil
}
return nil, fmt.Errorf("unable to get subscription: %v", err)
}
return &subscription, nil
}
func GetSubscriptionOnTag(user models.Account, target models.Tag) (*models.Subscription, error) {
var subscription models.Subscription
if err := database.C.Where("follower_id = ? AND tag_id = ?", user.ID, target.ID).First(&subscription).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return nil, nil
}
return nil, fmt.Errorf("unable to get subscription: %v", err)
}
return &subscription, nil
}
func GetSubscriptionOnCategory(user models.Account, target models.Category) (*models.Subscription, error) {
var subscription models.Subscription
if err := database.C.Where("follower_id = ? AND category_id = ?", user.ID, target.ID).First(&subscription).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return nil, nil
}
return nil, fmt.Errorf("unable to get subscription: %v", err)
}
return &subscription, nil
}
func SubscribeToUser(user models.Account, target models.Account) (models.Subscription, error) {
var subscription models.Subscription
if err := database.C.Where("follower_id = ? AND account_id = ?", user.ID, target.ID).First(&subscription).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return subscription, fmt.Errorf("subscription already exists")
}
return subscription, fmt.Errorf("unable to check subscription is exists or not: %v", err)
}
subscription = models.Subscription{
FollowerID: user.ID,
AccountID: &target.ID,
}
err := database.C.Save(&subscription).Error
return subscription, err
}
func SubscribeToTag(user models.Account, target models.Tag) (models.Subscription, error) {
var subscription models.Subscription
if err := database.C.Where("follower_id = ? AND tag_id = ?", user.ID, target.ID).First(&subscription).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return subscription, fmt.Errorf("subscription already exists")
}
return subscription, fmt.Errorf("unable to check subscription is exists or not: %v", err)
}
subscription = models.Subscription{
FollowerID: user.ID,
TagID: &target.ID,
}
err := database.C.Save(&subscription).Error
return subscription, err
}
func SubscribeToCategory(user models.Account, target models.Category) (models.Subscription, error) {
var subscription models.Subscription
if err := database.C.Where("follower_id = ? AND category_id = ?", user.ID, target.ID).First(&subscription).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return subscription, fmt.Errorf("subscription already exists")
}
return subscription, fmt.Errorf("unable to check subscription is exists or not: %v", err)
}
subscription = models.Subscription{
FollowerID: user.ID,
CategoryID: &target.ID,
}
err := database.C.Save(&subscription).Error
return subscription, err
}
func UnsubscribeFromUser(user models.Account, target models.Account) error {
var subscription models.Subscription
if err := database.C.Where("follower_id = ? AND account_id = ?", user.ID, target.ID).First(&subscription).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return fmt.Errorf("subscription does not exist")
}
return fmt.Errorf("unable to check subscription is exists or not: %v", err)
}
err := database.C.Delete(&subscription).Error
return err
}
func UnsubscribeFromTag(user models.Account, target models.Tag) error {
var subscription models.Subscription
if err := database.C.Where("follower_id = ? AND tag_id = ?", user.ID, target.ID).First(&subscription).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return fmt.Errorf("subscription does not exist")
}
return fmt.Errorf("unable to check subscription is exists or not: %v", err)
}
err := database.C.Delete(&subscription).Error
return err
}
func UnsubscribeFromCategory(user models.Account, target models.Category) error {
var subscription models.Subscription
if err := database.C.Where("follower_id = ? AND category_id = ?", user.ID, target.ID).First(&subscription).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return fmt.Errorf("subscription does not exist")
}
return fmt.Errorf("unable to check subscription is exists or not: %v", err)
}
err := database.C.Delete(&subscription).Error
return err
}