✨ Articles & Article CRUD APIs

pkg/internal/services/reactions.go

@@ -0,0 +1,54 @@
+package services
+
+import (
+	"git.solsynth.dev/hydrogen/interactive/pkg/internal/models"
+	"github.com/samber/lo"
+	"gorm.io/gorm"
+)
+
+func ListResourceReactions(tx *gorm.DB) (map[string]int64, error) {
+	var reactions []struct {
+		Symbol string
+		Count  int64
+	}
+
+	if err := tx.Model(&models.Reaction{}).
+		Select("symbol, COUNT(id) as count").
+		Group("symbol").
+		Scan(&reactions).Error; err != nil {
+		return map[string]int64{}, err
+	}
+
+	return lo.SliceToMap(reactions, func(item struct {
+		Symbol string
+		Count  int64
+	},
+	) (string, int64) {
+		return item.Symbol, item.Count
+	}), nil
+}
+
+func BatchListResourceReactions(tx *gorm.DB) (map[uint]map[string]int64, error) {
+	var reactions []struct {
+		ArticleID uint
+		Symbol    string
+		Count     int64
+	}
+
+	reactInfo := map[uint]map[string]int64{}
+	if err := tx.Model(&models.Reaction{}).
+		Select("article_id, symbol, COUNT(id) as count").
+		Group("article_id, symbol").
+		Scan(&reactions).Error; err != nil {
+		return reactInfo, err
+	}
+
+	for _, info := range reactions {
+		if _, ok := reactInfo[info.ArticleID]; !ok {
+			reactInfo[info.ArticleID] = make(map[string]int64)
+		}
+		reactInfo[info.ArticleID][info.Symbol] = info.Count
+	}
+
+	return reactInfo, nil
+}