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messages.go
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/
messages.go
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package api
import (
"net/http"
"strconv"
"time"
"github.com/chazapp/o11y/apps/wall_api/metrics"
"github.com/chazapp/o11y/apps/wall_api/models"
"github.com/chazapp/o11y/apps/wall_api/ws"
"github.com/gin-gonic/gin"
"gorm.io/gorm"
)
type MessageRouter struct {
db *gorm.DB
wsHub *ws.Hub
}
func NewMessageRouter(db *gorm.DB, wsHub *ws.Hub) *MessageRouter {
mr := MessageRouter{
db: db,
wsHub: wsHub,
}
return &mr
}
func (r *MessageRouter) CreateMessage(c *gin.Context) {
var message models.WallMessage
if err := c.ShouldBindJSON(&message); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
message.CreationTimestamp = time.Now()
r.db.WithContext(c.Request.Context()).Create(&message)
r.wsHub.Broadcast <- message
metrics.ProcessedMessages.Inc()
c.JSON(http.StatusCreated, message)
}
func (r *MessageRouter) GetMessage(c *gin.Context) {
var message models.WallMessage
id := c.Param("id")
if err := r.db.WithContext(c.Request.Context()).Where("id = ?", id).First(&message).Error; err != nil {
c.JSON(http.StatusNotFound, gin.H{"error": "Message not found"})
return
}
c.JSON(http.StatusOK, message)
}
func (r *MessageRouter) GetMessages(c *gin.Context) {
limit, err := strconv.Atoi(c.DefaultQuery("limit", "10"))
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"status": "Invalid limit"})
return
}
offset, err := strconv.Atoi(c.DefaultQuery("offset", "0"))
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"status": "Invalid offset"})
return
}
var messages []models.WallMessage
r.db.WithContext(c.Request.Context()).Limit(limit).Offset(offset).Find(&messages)
c.JSON(http.StatusOK, messages)
}