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post.go
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/
post.go
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package controllers
import (
"net/http"
"strconv"
"github.com/gin-gonic/gin"
"twreporter.org/go-api/models"
)
// GetPosts receive HTTP GET method request, and return the posts.
// `query`, `limit`, `offset`, `sort` and `full` are the url query params,
// which define the rule we retrieve posts from storage.
func (nc *NewsController) GetPosts(c *gin.Context) {
var total int
var posts []models.Post
var err error
mq, limit, offset, sort, full := nc.GetQueryParam(c)
if limit == 0 {
limit = 10
}
if sort == "" {
sort = "-publishedDate"
}
if full {
posts, total, err = nc.Storage.GetFullPosts(mq, limit, offset, sort, nil)
} else {
posts, total, err = nc.Storage.GetMetaOfPosts(mq, limit, offset, sort, nil)
}
if err != nil {
appErr := err.(*models.AppError)
c.JSON(appErr.StatusCode, gin.H{"status": appErr.Message, "error": err.Error()})
return
}
c.JSON(http.StatusOK, gin.H{"status": "ok", "records": posts, "meta": models.MetaOfResponse{
Total: total,
Offset: offset,
Limit: limit,
}})
}
// GetAPost receive HTTP GET method request, and return the certain post.
func (nc *NewsController) GetAPost(c *gin.Context) {
var posts []models.Post
var err error
slug := c.Param("slug")
full, _ := strconv.ParseBool(c.Query("full"))
mq := models.MongoQuery{
Slug: slug,
}
if full {
posts, _, err = nc.Storage.GetFullPosts(mq, 1, 0, "-publishedDate", nil)
} else {
posts, _, err = nc.Storage.GetMetaOfPosts(mq, 1, 0, "-publishedDate", nil)
}
if err != nil {
appErr := err.(*models.AppError)
c.JSON(appErr.StatusCode, gin.H{"status": appErr.Message, "error": err.Error()})
return
}
if len(posts) == 0 {
c.JSON(http.StatusNotFound, gin.H{"status": "Record Not Found", "error": "Record Not Found"})
return
}
c.JSON(http.StatusOK, gin.H{"status": "ok", "record": posts[0]})
}