added caching (not updating yet)

extended-user-info-api/.gitignore

@@ -1 +1,3 @@
-.env
+.env
+user_cache.json
+vendor/

extended-user-info-api/go.mod

@@ -2,7 +2,10 @@ module discord-sdk-godot.vercel.app
 
 go 1.21.0
 
-require github.com/gin-gonic/gin v1.9.1
+require (
+	github.com/gin-gonic/gin v1.9.1
+	github.com/joho/godotenv v1.5.1
+)
 
 require (
 	github.com/bytedance/sonic v1.9.1 // indirect
@@ -13,7 +16,6 @@ require (
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/go-playground/validator/v10 v10.14.0 // indirect
 	github.com/goccy/go-json v0.10.2 // indirect
-	github.com/joho/godotenv v1.5.1 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
 	github.com/leodido/go-urn v1.2.4 // indirect

extended-user-info-api/go.sum

@@ -5,6 +5,7 @@ github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F
 github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 h1:qSGYFH7+jGhDF8vLC+iwCD4WpbV1EBDSzWkJODFLams=
 github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/gabriel-vasile/mimetype v1.4.2 h1:w5qFW6JKBz9Y393Y4q372O9A7cUSequkh1Q7OhCmWKU=
 github.com/gabriel-vasile/mimetype v1.4.2/go.mod h1:zApsH/mKG4w07erKIaJPFiX0Tsq9BFQgN3qGY5GnNgA=
@@ -12,6 +13,8 @@ github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE
 github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
 github.com/gin-gonic/gin v1.9.1 h1:4idEAncQnU5cB7BeOkPtxjfCSye0AAm1R0RVIqJ+Jmg=
 github.com/gin-gonic/gin v1.9.1/go.mod h1:hPrL7YrpYKXt5YId3A/Tnip5kqbEAP+KLuI3SUcPTeU=
+github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s=
+github.com/go-playground/assert/v2 v2.2.0/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
 github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA=
 github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
 github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
@@ -21,6 +24,7 @@ github.com/go-playground/validator/v10 v10.14.0/go.mod h1:9iXMNT7sEkjXb0I+enO7QX
 github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
 github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
+github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
@@ -41,6 +45,7 @@ github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9G
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
 github.com/pelletier/go-toml/v2 v2.0.8 h1:0ctb6s9mE31h0/lhu+J6OPmVeDxJn+kYnJc2jZR9tGQ=
 github.com/pelletier/go-toml/v2 v2.0.8/go.mod h1:vuYfssBdrU2XDZ9bYydBu6t+6a6PYNcZljzZR9VXg+4=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
@@ -51,6 +56,7 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
+github.com/stretchr/testify v1.8.3 h1:RP3t2pwF7cMEbC1dqtB6poj3niw/9gnV4Cjg5oW5gtY=
 github.com/stretchr/testify v1.8.3/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
 github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
@@ -69,10 +75,12 @@ golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
 golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
 google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=

extended-user-info-api/main.go

@@ -3,10 +3,12 @@ package main
 import (
 	"encoding/json"
 	"io"
+	"io/ioutil"
 	"net/http"
 	"os"
 	"strconv"
 	"strings"
+	"sync"
 	"time"
 
 	"github.com/gin-gonic/gin"
@@ -23,6 +25,45 @@ type User struct {
 	BannerColor         string `json:"banner_color"`
 }
 
+var cacheMutex sync.Mutex
+
+const cacheFilePath = "user_cache.json"
+
+func readCacheFile() (map[string]User, error) {
+	cacheMutex.Lock()
+	defer cacheMutex.Unlock()
+
+	data, err := ioutil.ReadFile(cacheFilePath)
+	if err != nil {
+		return nil, err
+	}
+
+	var cacheData map[string]User
+	err = json.Unmarshal(data, &cacheData)
+	if err != nil {
+		return nil, err
+	}
+
+	return cacheData, nil
+}
+
+func writeCacheFile(cacheData map[string]User) error {
+	cacheMutex.Lock()
+	defer cacheMutex.Unlock()
+
+	data, err := json.Marshal(cacheData)
+	if err != nil {
+		return err
+	}
+
+	err = ioutil.WriteFile(cacheFilePath, data, 0644)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
 func main() {
 	r := gin.Default()
 	r.GET("/:userIDs", func(c *gin.Context) {
@@ -33,71 +74,93 @@ func main() {
 			return
 		}
 
+		// Load cached data if available
+		userResponses := make(map[string]User)
+		cacheData, err := readCacheFile()
+		if err == nil {
+			userResponses = cacheData
+		}
+
 		godotenv.Load()
 		botToken := os.Getenv("BOT_TOKEN")
 		client := &http.Client{}
 
-		userResponses := make(map[string]User)
-
 		for _, userID := range userIDs {
-			for {
+			if cachedUser, found := userResponses[userID]; found {
-				req, err := http.NewRequest("GET", "https://discord.com/api/v10/users/"+userID, nil)
+				userResponses[userID] = cachedUser
-				if err != nil {
+			} else {
-					c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+				for {
-					return
+					req, err := http.NewRequest("GET", "https://discord.com/api/v10/users/"+userID, nil)
-				}
+					if err != nil {
-				req.Header.Add("Authorization", "Bot "+botToken)
+						c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
-				req.Header.Add("Content-Type", "application/json")
+						return
-
-				res, err := client.Do(req)
-				if err != nil {
-					c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
-					return
-				}
-				defer res.Body.Close()
-
-				if res.StatusCode == http.StatusTooManyRequests {
-					retryAfter := parseRetryAfterHeader(res.Header)
-					if retryAfter > 0 {
-						time.Sleep(retryAfter)
-						continue // Retry the request after waiting
 					}
-				}
+					req.Header.Add("Authorization", "Bot "+botToken)
+					req.Header.Add("Content-Type", "application/json")
 
-				body, err := io.ReadAll(res.Body)
+					res, err := client.Do(req)
-				if err != nil {
+					if err != nil {
-					c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+						c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
-					return
+						return
-				}
+					}
+					defer res.Body.Close()
 
-				var jsonMap map[string]interface{}
+					if res.StatusCode == http.StatusTooManyRequests {
-				if err := json.Unmarshal(body, &jsonMap); err != nil {
+						retryAfter := parseRetryAfterHeader(res.Header)
-					c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+						if retryAfter > 0 {
-					return
+							time.Sleep(retryAfter)
-				}
+							continue // Retry the request after waiting
+						}
+					}
 
-				user := User{
+					body, err := io.ReadAll(res.Body)
-					GlobalName:  getStringFromMap(jsonMap, "global_name"),
+					if err != nil {
-					PublicFlags: getIntFromMap(jsonMap, "public_flags"),
+						c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
-					Flags:       getIntFromMap(jsonMap, "flags"),
+						return
-					AccentColor: getStringFromMap(jsonMap, "accent_color"),
+					}
-					BannerColor: getStringFromMap(jsonMap, "banner_color"),
-				}
 
-				if avatarDecoration, ok := jsonMap["avatar_decoration"].(string); ok {
+					var jsonMap map[string]interface{}
-					user.AvatarDecorationURL = "https://cdn.discordapp.com/avatar-decorations/" + userID + "/" + avatarDecoration + ".png"
+					if err := json.Unmarshal(body, &jsonMap); err != nil {
-				}
+						c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+						return
+					}
 
-				if banner, ok := jsonMap["banner"].(string); ok {
+					user := User{
-					user.BannerURL = "https://cdn.discordapp.com/banners/" + userID + "/" + banner + ".png"
+						GlobalName:  getStringFromMap(jsonMap, "global_name"),
-				}
+						PublicFlags: getIntFromMap(jsonMap, "public_flags"),
+						Flags:       getIntFromMap(jsonMap, "flags"),
+						AccentColor: getStringFromMap(jsonMap, "accent_color"),
+						BannerColor: getStringFromMap(jsonMap, "banner_color"),
+					}
 
-				userResponses[userID] = user
+					if avatarDecoration, ok := jsonMap["avatar_decoration"].(string); ok {
-				break // Exit the loop and process the next user ID
+						user.AvatarDecorationURL = "https://cdn.discordapp.com/avatar-decorations/" + userID + "/" + avatarDecoration + ".png"
+					}
+
+					if banner, ok := jsonMap["banner"].(string); ok {
+						user.BannerURL = "https://cdn.discordapp.com/banners/" + userID + "/" + banner + ".png"
+					}
+
+					userResponses[userID] = user
+					break // Exit the loop and process the next user ID
+				}
 			}
 		}
 
-		c.JSON(http.StatusOK, userResponses)
+		// Save the cache data to file
+		err = writeCacheFile(userResponses)
+		if err != nil {
+			// Handle error
+		}
+
+		responseData := make(map[string]User)
+		for _, userID := range userIDs {
+			if user, found := userResponses[userID]; found {
+				responseData[userID] = user
+			}
+		}
+
+		c.JSON(http.StatusOK, responseData)
 	})
 
 	r.GET("/", func(c *gin.Context) {