126 lines
3.5 KiB
Go
126 lines
3.5 KiB
Go
package server
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import (
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"code.smartsheep.studio/hydrogen/interactive/pkg/database"
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"code.smartsheep.studio/hydrogen/interactive/pkg/models"
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"code.smartsheep.studio/hydrogen/interactive/pkg/services"
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"fmt"
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"github.com/gofiber/fiber/v2"
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"github.com/google/uuid"
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"github.com/samber/lo"
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"github.com/spf13/viper"
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"strings"
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)
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func listPost(c *fiber.Ctx) error {
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take := c.QueryInt("take", 0)
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offset := c.QueryInt("offset", 0)
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var count int64
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var posts []models.Post
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if err := database.C.
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Where(&models.Post{RealmID: nil}).
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Model(&models.Post{}).
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Count(&count).Error; err != nil {
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return fiber.NewError(fiber.StatusInternalServerError, err.Error())
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}
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if err := database.C.
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Where(&models.Post{RealmID: nil}).
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Limit(take).
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Offset(offset).
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Order("created_at desc").
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Preload("Author").
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Find(&posts).Error; err != nil {
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return fiber.NewError(fiber.StatusInternalServerError, err.Error())
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}
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postIds := lo.Map(posts, func(item models.Post, _ int) uint {
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return item.ID
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})
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var reactInfo []struct {
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PostID uint
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LikeCount int64
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DislikeCount int64
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}
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prefix := viper.GetString("database.prefix")
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database.C.Raw(fmt.Sprintf(`SELECT t.id as post_id,
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COALESCE(l.like_count, 0) AS like_count,
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COALESCE(d.dislike_count, 0) AS dislike_count
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FROM %sposts t
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LEFT JOIN (SELECT post_id, COUNT(*) AS like_count
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FROM %spost_likes
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GROUP BY post_id) l ON t.id = l.post_id
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LEFT JOIN (SELECT post_id, COUNT(*) AS dislike_count
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FROM %spost_dislikes
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GROUP BY post_id) d ON t.id = d.post_id
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WHERE t.id IN (?)`, prefix, prefix, prefix), postIds).Scan(&reactInfo)
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for idx, info := range reactInfo {
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posts[idx].LikeCount = info.LikeCount
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posts[idx].DislikeCount = info.DislikeCount
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}
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return c.JSON(fiber.Map{
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"count": count,
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"data": posts,
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})
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}
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func createPost(c *fiber.Ctx) error {
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user := c.Locals("principal").(models.Account)
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var data struct {
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Alias string `json:"alias"`
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Title string `json:"title"`
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Content string `json:"content" validate:"required"`
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Tags []models.Tag `json:"tags"`
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Categories []models.Category `json:"categories"`
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}
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if err := BindAndValidate(c, &data); err != nil {
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return err
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} else if len(data.Alias) == 0 {
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data.Alias = strings.ReplaceAll(uuid.NewString(), "-", "")
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}
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post, err := services.NewPost(user, data.Alias, data.Title, data.Content, data.Categories, data.Tags)
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if err != nil {
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return fiber.NewError(fiber.StatusBadRequest, err.Error())
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}
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return c.JSON(post)
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}
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func reactPost(c *fiber.Ctx) error {
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user := c.Locals("principal").(models.Account)
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id, _ := c.ParamsInt("postId", 0)
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var post models.Post
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if err := database.C.Where(&models.Post{
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BaseModel: models.BaseModel{ID: uint(id)},
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}).First(&post).Error; err != nil {
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return fiber.NewError(fiber.StatusNotFound, err.Error())
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}
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switch strings.ToLower(c.Params("reactType")) {
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case "like":
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if positive, err := services.LikePost(user, post); err != nil {
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return fiber.NewError(fiber.StatusBadRequest, err.Error())
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} else {
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return c.SendStatus(lo.Ternary(positive, fiber.StatusCreated, fiber.StatusNoContent))
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}
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case "dislike":
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if positive, err := services.DislikePost(user, post); err != nil {
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return fiber.NewError(fiber.StatusBadRequest, err.Error())
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} else {
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return c.SendStatus(lo.Ternary(positive, fiber.StatusCreated, fiber.StatusNoContent))
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}
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default:
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return fiber.NewError(fiber.StatusBadRequest, "unsupported reaction")
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}
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}
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