commit 740323333f3f56d897902ca2f335b2e847d5a8b2 Author: ZennDev1337 Date: Mon Feb 26 09:49:11 2024 +0100 first commit diff --git a/.idea/.gitignore b/.idea/.gitignore new file mode 100644 index 0000000..13566b8 --- /dev/null +++ b/.idea/.gitignore @@ -0,0 +1,8 @@ +# Default ignored files +/shelf/ +/workspace.xml +# Editor-based HTTP Client requests +/httpRequests/ +# Datasource local storage ignored files +/dataSources/ +/dataSources.local.xml diff --git a/.idea/gibb165lb2.iml b/.idea/gibb165lb2.iml new file mode 100644 index 0000000..5e764c4 --- /dev/null +++ b/.idea/gibb165lb2.iml @@ -0,0 +1,9 @@ + + + + + + + + + \ No newline at end of file diff --git a/.idea/modules.xml b/.idea/modules.xml new file mode 100644 index 0000000..4b83cf0 --- /dev/null +++ b/.idea/modules.xml @@ -0,0 +1,8 @@ + + + + + + + + \ No newline at end of file diff --git a/docker-compose.yaml b/docker-compose.yaml new file mode 100644 index 0000000..5db86a4 --- /dev/null +++ b/docker-compose.yaml @@ -0,0 +1,22 @@ +# Use root/example as user/password credentials +version: "3.1" + +services: + mongo: + image: mongo + restart: always + ports: + - 27017:27017 + environment: + MONGO_INITDB_ROOT_USERNAME: root + MONGO_INITDB_ROOT_PASSWORD: example + + mongo-express: + image: mongo-express + restart: always + ports: + - 8081:8081 + environment: + ME_CONFIG_MONGODB_ADMINUSERNAME: root + ME_CONFIG_MONGODB_ADMINPASSWORD: example + ME_CONFIG_MONGODB_URL: mongodb://root:example@mongo:27017/ diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..22f5180 --- /dev/null +++ b/go.mod @@ -0,0 +1,18 @@ +module gibb165lb2 + +go 1.22 + +require ( + github.com/golang/snappy v0.0.1 // indirect + github.com/gorilla/mux v1.8.1 // indirect + github.com/klauspost/compress v1.13.6 // indirect + github.com/montanaflynn/stats v0.0.0-20171201202039-1bf9dbcd8cbe // indirect + github.com/xdg-go/pbkdf2 v1.0.0 // indirect + github.com/xdg-go/scram v1.1.2 // indirect + github.com/xdg-go/stringprep v1.0.4 // indirect + github.com/youmark/pkcs8 v0.0.0-20181117223130-1be2e3e5546d // indirect + go.mongodb.org/mongo-driver v1.14.0 // indirect + golang.org/x/crypto v0.17.0 // indirect + golang.org/x/sync v0.1.0 // indirect + golang.org/x/text v0.14.0 // indirect +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..acc431a --- /dev/null +++ b/go.sum @@ -0,0 +1,48 @@ +github.com/golang/snappy v0.0.1 h1:Qgr9rKW7uDUkrbSmQeiDsGa8SjGyCOGtuasMWwvp2P4= +github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= +github.com/gorilla/mux v1.8.1 h1:TuBL49tXwgrFYWhqrNgrUNEY92u81SPhu7sTdzQEiWY= +github.com/gorilla/mux v1.8.1/go.mod h1:AKf9I4AEqPTmMytcMc0KkNouC66V3BtZ4qD5fmWSiMQ= +github.com/klauspost/compress v1.13.6 h1:P76CopJELS0TiO2mebmnzgWaajssP/EszplttgQxcgc= +github.com/klauspost/compress v1.13.6/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk= +github.com/montanaflynn/stats v0.0.0-20171201202039-1bf9dbcd8cbe h1:iruDEfMl2E6fbMZ9s0scYfZQ84/6SPL6zC8ACM2oIL0= +github.com/montanaflynn/stats v0.0.0-20171201202039-1bf9dbcd8cbe/go.mod h1:wL8QJuTMNUDYhXwkmfOly8iTdp5TEcJFWZD2D7SIkUc= +github.com/xdg-go/pbkdf2 v1.0.0 h1:Su7DPu48wXMwC3bs7MCNG+z4FhcyEuz5dlvchbq0B0c= +github.com/xdg-go/pbkdf2 v1.0.0/go.mod h1:jrpuAogTd400dnrH08LKmI/xc1MbPOebTwRqcT5RDeI= +github.com/xdg-go/scram v1.1.2 h1:FHX5I5B4i4hKRVRBCFRxq1iQRej7WO3hhBuJf+UUySY= +github.com/xdg-go/scram v1.1.2/go.mod h1:RT/sEzTbU5y00aCK8UOx6R7YryM0iF1N2MOmC3kKLN4= +github.com/xdg-go/stringprep v1.0.4 h1:XLI/Ng3O1Atzq0oBs3TWm+5ZVgkq2aqdlvP9JtoZ6c8= +github.com/xdg-go/stringprep v1.0.4/go.mod h1:mPGuuIYwz7CmR2bT9j4GbQqutWS1zV24gijq1dTyGkM= +github.com/youmark/pkcs8 v0.0.0-20181117223130-1be2e3e5546d h1:splanxYIlg+5LfHAM6xpdFEAYOk8iySO56hMFq6uLyA= +github.com/youmark/pkcs8 v0.0.0-20181117223130-1be2e3e5546d/go.mod h1:rHwXgn7JulP+udvsHwJoVG1YGAP6VLg4y9I5dyZdqmA= +github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY= +go.mongodb.org/mongo-driver v1.14.0 h1:P98w8egYRjYe3XDjxhYJagTokP/H6HzlsnojRgZRd80= +go.mongodb.org/mongo-driver v1.14.0/go.mod h1:Vzb0Mk/pa7e6cWw85R4F/endUC3u0U9jGcNU603k65c= +golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= +golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc= +golang.org/x/crypto v0.17.0 h1:r8bRNjWL3GshPW3gkd+RpvzWrZAwPS49OmTGZ/uhM4k= +golang.org/x/crypto v0.17.0/go.mod h1:gCAAfMLgwOJRpTjQ2zCCt2OcSfYMTeZVSRtQlPC7Nq4= +golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4= +golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= +golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg= +golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c= +golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= +golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= +golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o= +golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= +golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= +golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= +golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8= +golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= +golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= +golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ= +golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ= +golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ= +golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU= +golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= +golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo= +golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc= +golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= diff --git a/main.go b/main.go new file mode 100644 index 0000000..e968a28 --- /dev/null +++ b/main.go @@ -0,0 +1,189 @@ +package main + +import ( + "context" + "encoding/json" + "go.mongodb.org/mongo-driver/bson" + "go.mongodb.org/mongo-driver/bson/primitive" + "go.mongodb.org/mongo-driver/mongo" + "go.mongodb.org/mongo-driver/mongo/options" + "log" + "net/http" + "time" + + "github.com/gorilla/mux" +) + +var client *mongo.Client + +type Person struct { + ID primitive.ObjectID `bson:"_id,omitempty"` + Name string `bson:"name"` +} + +type Debt struct { + ID primitive.ObjectID `bson:"_id,omitempty"` + PersonID primitive.ObjectID `bson:"fk_pid"` + Amount int `bson:"amount"` + Description string `bson:"description,omitempty"` + Datetime time.Time `bson:"datetime"` +} + +func getDebtsForPerson(client *mongo.Client, personID string) ([]Debt, error) { + var results []Debt + + ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second) + defer cancel() + + // Umwandlung der personID von string in primitive.ObjectID + objID, err := primitive.ObjectIDFromHex(personID) + if err != nil { + return nil, err + } + + // Verbindung zur "debts" Sammlung + debtsCollection := client.Database("debtlist").Collection("debts") + + // Abfrage erstellen, die alle Schulden findet, deren fk_pid mit der personID übereinstimmt + filter := bson.M{"fk_pid": objID} + cursor, err := debtsCollection.Find(ctx, filter) + if err != nil { + return nil, err + } + defer cursor.Close(ctx) + + // Durchlaufen des Cursors und Hinzufügen der Ergebnisse zur results-Slice + for cursor.Next(ctx) { + var debt Debt + if err := cursor.Decode(&debt); err != nil { + return nil, err + } + results = append(results, debt) + } + + if err := cursor.Err(); err != nil { + return nil, err + } + + return results, nil +} + +func main() { + ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second) + defer cancel() + var err error + client, err = mongo.Connect(ctx, options.Client().ApplyURI("mongodb://root:example@localhost:27017")) + if err != nil { + panic(err) + } + + // Router initialisieren + r := mux.NewRouter() + r.HandleFunc("/persons", createPerson).Methods("POST") + r.HandleFunc("/persons/{id}", getPerson).Methods("GET") + r.HandleFunc("/persons", getAllPersons).Methods("GET") + r.HandleFunc("/persons/{id}", updatePerson).Methods("PUT") + r.HandleFunc("/persons/{id}", deletePerson).Methods("DELETE") + err = http.ListenAndServe(":3333", r) + if err != nil { + log.Fatal(err) + } +} + +func createPerson(w http.ResponseWriter, r *http.Request) { + w.Header().Set("Content-Type", "application/json") + var person Person + json.NewDecoder(r.Body).Decode(&person) + collection := client.Database("debtlist").Collection("persons") + ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) + defer cancel() + result, err := collection.InsertOne(ctx, person) + if err != nil { + w.WriteHeader(http.StatusInternalServerError) + w.Write([]byte(`{"message": "` + err.Error() + `"}`)) + return + + } + json.NewEncoder(w).Encode(result) +} +func updatePerson(w http.ResponseWriter, r *http.Request) { + w.Header().Set("Content-Type", "application/json") + var person Person + json.NewDecoder(r.Body).Decode(&person) + collection := client.Database("debtlist").Collection("persons") + ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) + defer cancel() + filter := bson.M{"_id": person.ID} + update := bson.M{ + "$set": bson.M{ + "name": person.Name, + }, + } + result, err := collection.UpdateOne(ctx, filter, update) + if err != nil { + w.WriteHeader(http.StatusInternalServerError) + w.Write([]byte(`{"message": "` + err.Error() + `"}`)) + return + + } + json.NewEncoder(w).Encode(result) +} +func deletePerson(w http.ResponseWriter, r *http.Request) { + w.Header().Set("Content-Type", "application/json") + var person Person + json.NewDecoder(r.Body).Decode(&person) + collection := client.Database("debtlist").Collection("persons") + ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) + defer cancel() + filter := bson.M{"_id": person.ID} + result, err := collection.DeleteOne(ctx, filter) + if err != nil { + w.WriteHeader(http.StatusInternalServerError) + w.Write([]byte(`{"message": "` + err.Error() + `"}`)) + return + } + json.NewEncoder(w).Encode(result) +} +func getPerson(w http.ResponseWriter, r *http.Request) { + vars := mux.Vars(r) + personID := vars["id"] + w.Header().Set("Content-Type", "application/json") + var person Person + collection := client.Database("debtlist").Collection("persons") + ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) + defer cancel() + pid, err := primitive.ObjectIDFromHex(personID) + filter := bson.M{"_id": pid} + err = collection.FindOne(ctx, filter).Decode(&person) + if err != nil { + w.WriteHeader(http.StatusInternalServerError) + w.Write([]byte(`{"message": "` + err.Error() + `"}`)) + return + } + json.NewEncoder(w).Encode(person) +} +func getAllPersons(w http.ResponseWriter, r *http.Request) { + w.Header().Set("Content-Type", "application/json") + var persons []Person + collection := client.Database("debtlist").Collection("persons") + ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) + defer cancel() + cursor, err := collection.Find(ctx, bson.M{}) + if err != nil { + w.WriteHeader(http.StatusInternalServerError) + w.Write([]byte(`{"message": "` + err.Error() + `"}`)) + return + } + defer cursor.Close(ctx) + for cursor.Next(ctx) { + var person Person + cursor.Decode(&person) + persons = append(persons, person) + } + if err := cursor.Err(); err != nil { + w.WriteHeader(http.StatusInternalServerError) + w.Write([]byte(`{"message": "` + err.Error() + `"}`)) + return + } + json.NewEncoder(w).Encode(persons) +}