work on getCollection and fix update collection

Author: jonathan-martz

collections/GetCollection.go

@@ -1,29 +1,61 @@
 package collections
 
 import (
+	"encoding/json"
 	"github.com/gin-gonic/gin"
-	"io/ioutil"
 	"net/http"
+	"os"
 	"path/filepath"
+	"strings"
 )
 
 func GetCollection(c *gin.Context) {
 	collection := c.Param("collection")
-	dir := filepath.Join("database", collection)
+	dirPath := filepath.Join("database", collection)
+	configPath := filepath.Join(dirPath, "config.json")
 
-	files, err := ioutil.ReadDir(dir)
+	// read config.json
+	data, err := os.ReadFile(configPath)
 	if err != nil {
-		c.JSON(http.StatusNotFound, gin.H{"error": "Collection not found"})
+		c.JSON(http.StatusNotFound, gin.H{"error": "Collection config not found"})
 		return
 	}
 
-	total := len(files)
-	if total < 0 {
-		total = 0 // prevent negative count if directory is empty
+	// parse JSON
+	var raw map[string]interface{}
+	if err := json.Unmarshal(data, &raw); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": "Invalid config.json"})
+		return
+	}
+
+	// get "config" key
+	config, ok := raw["config"]
+	if !ok {
+		c.JSON(http.StatusBadRequest, gin.H{"error": `"config" key not found in config.json`})
+		return
+	}
+
+	// count JSON files (excluding config.json)
+	files, err := os.ReadDir(dirPath)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to read collection directory"})
+		return
+	}
+
+	count := 0
+	for _, file := range files {
+		if file.IsDir() {
+			continue
+		}
+		name := file.Name()
+		if strings.HasSuffix(name, ".json") && name != "config.json" {
+			count++
+		}
 	}
 
 	c.JSON(http.StatusOK, gin.H{
 		"collection": collection,
-		"count":      total,
+		"config":     config,
+		"count":      count,
 	})
 }

collections/UpdateCollection.go

@@ -11,13 +11,27 @@ import (
 )
 
 func UpdateCollection(c *gin.Context) {
-	// get id from /collections/:id
 	id := c.Param("collection")
 	if id == "" {
 		c.JSON(http.StatusBadRequest, gin.H{"error": "missing id"})
 		return
 	}
 
+	dir := "database/" + id
+
+	// check if dir exists
+	info, err := os.Stat(dir)
+	if os.IsNotExist(err) {
+		fmt.Printf("directory %s does not exist\n", dir)
+		os.Exit(1) // or return error if inside a function
+	}
+
+	// check if it's really a directory
+	if !info.IsDir() {
+		fmt.Printf("%s exists but is not a directory\n", dir)
+		os.Exit(1)
+	}
+
 	// parse JSON body into a map
 	var body map[string]interface{}
 	if err := c.ShouldBindJSON(&body); err != nil {
@@ -26,7 +40,7 @@ func UpdateCollection(c *gin.Context) {
 	}
 
 	// ensure database/{id} directory exists
-	dir := filepath.Join("database", id)
+	dir = filepath.Join("database", id)
 	if err := os.MkdirAll(dir, 0755); err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": fmt.Sprintf("could not create directory: %v", err)})
 		return
@@ -62,8 +76,8 @@ func UpdateCollection(c *gin.Context) {
 
 	// success
 	c.JSON(http.StatusOK, gin.H{
-		"message":     "collection updated",
-		"path":        filePath,
-		"german_date": germanDate,
+		"message": "collection updated",
+		"path":    filePath,
+		"date":    germanDate,
 	})
 }

main.go

@@ -7,16 +7,6 @@ import (
 	"go-database-json/records"
 )
 
-// Extracted users map for authentication and response
-var users = map[string]string{
-	"foo": "bar",
-}
-
-// Extracted users map for authentication and response
-var tokens = map[string]string{
-	"foo": "JDJhJDEwJGt1cUs5eVprMUszdmlZVTlGWXZxSWV3dlUuM0RUcTM1dHlMWFRCNWtIQTZXeG9nRC5IUVdh",
-}
-
 func main() {
 	r := gin.Default()
 	// r.Use(cors.Default())