feat: add application

Signed-off-by: Zixuan Liu <nodeces@gmail.com>

cmd/main.go

@@ -40,10 +40,11 @@ func main() {
 	}
 
 	userStore := store.NewUserStore(db)
+	applicationStore := store.NewApplicationStore(db)
 
 	srv := &http.Server{
 		Addr:    cfg.HTTPPort,
-		Handler: handler.New(userStore),
+		Handler: handler.New(userStore, applicationStore),
 	}
 
 	go func() {

go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/go-playground/validator/v10 v10.4.0 // indirect
 	github.com/go-sql-driver/mysql v1.5.0
 	github.com/golang/protobuf v1.4.3 // indirect
+	github.com/google/uuid v1.1.2
 	github.com/joho/godotenv v1.3.0
 	github.com/json-iterator/go v1.1.10 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect

go.sum

@@ -76,6 +76,8 @@ github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
+github.com/google/uuid v1.1.2 h1:EVhdT+1Kseyi1/pUmXKaFxYsDNy9RQYkMWRH68J/W7Y=
+github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
 github.com/gorilla/context v1.1.1/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51q0aT7Yg=
 github.com/gorilla/mux v1.6.2/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=

internal/handler/api.go

@@ -3,6 +3,8 @@ package handler
 import (
 	"net/http"
 
+	"github.com/casdoor/casdoor/internal/handler/application"
+
 	"github.com/casdoor/casdoor/internal/handler/user"
 	"github.com/casdoor/casdoor/internal/store"
 
@@ -20,7 +22,7 @@ var corsConfig = cors.Config{
 	MaxAge:       300,
 }
 
-func New(userStore *store.UserStore) http.Handler {
+func New(userStore *store.UserStore, applicationStore *store.ApplicationStore) http.Handler {
 	r := gin.New()
 	r.Use(gin.Logger())
 	r.Use(gin.Recovery())
@@ -36,5 +38,9 @@ func New(userStore *store.UserStore) http.Handler {
 	apiGroup.POST("/add-user", userHandler.AddUser)
 	apiGroup.POST("/delete-user", userHandler.DeleteUser)
 
+	applicationHandler := application.New(applicationStore)
+	apiGroup.GET("/applications", applicationHandler.List)
+	apiGroup.POST("/applications", applicationHandler.Create)
+
 	return r
 }

internal/handler/application/application.go

@@ -0,0 +1,62 @@
+// Copyright 2020 The casbin Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package application
+
+import (
+	"net/http"
+	"strconv"
+	"time"
+
+	"github.com/casdoor/casdoor/internal/object"
+	"github.com/casdoor/casdoor/internal/store"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+type Handler struct {
+	applicationStore *store.ApplicationStore
+}
+
+func New(applicationStore *store.ApplicationStore) *Handler {
+	return &Handler{applicationStore: applicationStore}
+}
+
+func (h *Handler) Create(g *gin.Context) {
+	app := &object.Application{}
+	err := g.BindJSON(app)
+	if err != nil {
+		_ = g.Error(err)
+		return
+	}
+	app.Id = uuid.New().String()
+	app.CreatedTime = time.Now().Format(time.RFC3339)
+	app.CreatedBy = "TODO"
+	err = h.applicationStore.Create(app)
+	if err != nil {
+		_ = g.Error(err)
+		return
+	}
+}
+
+func (h *Handler) List(g *gin.Context) {
+	limit, _ := strconv.Atoi(g.DefaultQuery("limit", "20"))
+	offset, _ := strconv.Atoi(g.DefaultQuery("offset", "0"))
+	apps, err := h.applicationStore.List(limit, offset)
+	if err != nil {
+		_ = g.Error(err)
+		return
+	}
+	g.JSON(http.StatusOK, apps)
+}

internal/handler/user.go

@@ -1 +0,0 @@
-package handler

internal/handler/user/user.go

@@ -18,7 +18,13 @@ func New(userStore *store.UserStore) *Handler {
 
 func (h *Handler) GetUsers(g *gin.Context) {
 	owner := g.GetString("owner")
-	g.JSON(http.StatusOK, h.userStore.GetUsers(owner))
+	user, err := h.userStore.GetUsers(owner)
+	if err != nil {
+		_ = g.Error(err)
+		return
+	}
+
+	g.JSON(http.StatusOK, user)
 }
 
 func (h *Handler) GetUser(g *gin.Context) {

internal/object/application.go

@@ -0,0 +1,9 @@
+package object
+
+type Application struct {
+	Id   string `xorm:"notnull pk" json:"id"`
+	Name string `xorm:"notnull pk" json:"name"`
+
+	CreatedTime string `json:"createdTime"`
+	CreatedBy   string `xorm:"notnull" json:"createdBy"`
+}

internal/store/application.go

@@ -0,0 +1,41 @@
+// Copyright 2020 The casbin Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package store
+
+import (
+	"github.com/casdoor/casdoor/internal/object"
+	"github.com/casdoor/casdoor/internal/store/shared"
+)
+
+type ApplicationStore struct {
+	db *shared.DB
+}
+
+func NewApplicationStore(db *shared.DB) *ApplicationStore {
+	return &ApplicationStore{
+		db: db,
+	}
+}
+
+func (a *ApplicationStore) Create(app *object.Application) error {
+	_, err := a.db.GetEngine().Insert(app)
+	return err
+}
+
+func (a *ApplicationStore) List(limit, offset int) ([]*object.Application, error) {
+	var apps []*object.Application
+	err := a.db.GetEngine().Desc("created_time").Limit(limit, offset).Find(&apps)
+	return apps, err
+}

internal/store/shared/db.go

@@ -38,7 +38,18 @@ func NewDB(cfg *config.Config) (*DB, error) {
 	if err != nil {
 		return nil, fmt.Errorf("xorm.NewEngine: %v", err)
 	}
+	err = engine.Ping()
+	if err != nil {
+		return nil, fmt.Errorf("engine.Ping(): %v", err)
+	}
+
 	db.engine = engine
+
+	err = db.createTable()
+	if err != nil {
+		return nil, fmt.Errorf("db.createTable(): %v", err)
+	}
+
 	return db, nil
 }
 
@@ -47,6 +58,6 @@ func (db *DB) GetEngine() *xorm.Engine {
 }
 
 func (db *DB) createTable() error {
-	err := db.engine.Sync2(new(object.User))
+	err := db.engine.Sync2(new(object.User), new(object.Application))
 	return err
 }

internal/store/user.go

@@ -31,14 +31,14 @@ func NewUserStore(db *shared.DB) *UserStore {
 	}
 }
 
-func (u *UserStore) GetUsers(owner string) []*object.User {
+func (u *UserStore) GetUsers(owner string) ([]*object.User, error) {
 	var users []*object.User
 	err := u.db.GetEngine().Desc("created_time").Find(&users, &object.User{Owner: owner})
 	if err != nil {
-		panic(err)
+		return nil, err
 	}
 
-	return users
+	return users, nil
 }
 
 func (u *UserStore) getUser(owner string, name string) (*object.User, error) {