commit 81926ce8a2fe79cff213b3409ac150289135b9c0
Author: Leon <147289645+LeoninCS@users.noreply.github.com>
Date:   Thu Dec 4 17:09:04 2025 +0800

    init:搭建了整个项目的框架，初步写好了用户系统

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..30adb00
--- /dev/null
+++ b/README.md
@@ -0,0 +1,7 @@
+# feedsystem_video_go
+# 项目介绍
+一款基于go语言的视频feed流系统。
+# 文件介绍
+start.sh 为启动脚本
+postman.json 为postman的请求集合文件
+其余均为项目文件。
\ No newline at end of file
diff --git a/cmd/main.go b/cmd/main.go
new file mode 100644
index 0000000..dabfed7
--- /dev/null
+++ b/cmd/main.go
@@ -0,0 +1,34 @@
+package main
+
+import (
+	"feedsystem_video_go/internal/config"
+	"feedsystem_video_go/internal/database"
+	"feedsystem_video_go/internal/router"
+	"log"
+)
+
+func main() {
+	// Load config
+	log.Printf("Loading config from configs/config.yaml")
+	cfg, err := config.Load("configs/config.yaml")
+	if err != nil {
+		log.Fatalf("Failed to load config: %v", err)
+	}
+	// Connect database
+	log.Printf("Database config: %v", cfg.Database)
+
+	db, err := database.NewDB(cfg.Database)
+	if err != nil {
+		log.Fatalf("Failed to connect database: %v", err)
+	}
+	if err := database.AutoMigrate(db); err != nil {
+		log.Fatalf("Failed to auto migrate database: %v", err)
+	}
+	defer database.CloseDB(db)
+	// Set router
+	r := router.SetRouter(db)
+	log.Printf("Server is running on port %s", cfg.Server.Port)
+	if err := r.Run(":" + cfg.Server.Port); err != nil {
+		log.Fatalf("Failed to run server: %v", err)
+	}
+}
diff --git a/configs/config.yaml b/configs/config.yaml
new file mode 100644
index 0000000..0358a87
--- /dev/null
+++ b/configs/config.yaml
@@ -0,0 +1,9 @@
+server:
+  port: 8080
+
+database:
+  host: localhost
+  port: 3306
+  user: root
+  password: 123456
+  dbname: feedsystem
\ No newline at end of file
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..c75bc0a
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,48 @@
+module feedsystem_video_go
+
+go 1.24.5
+
+require (
+	github.com/gin-gonic/gin v1.11.0
+	gopkg.in/yaml.v3 v3.0.1
+	gorm.io/driver/mysql v1.6.0
+	gorm.io/gorm v1.31.1
+)
+
+require (
+	filippo.io/edwards25519 v1.1.0 // indirect
+	github.com/bytedance/sonic v1.14.0 // indirect
+	github.com/bytedance/sonic/loader v0.3.0 // indirect
+	github.com/cloudwego/base64x v0.1.6 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.8 // indirect
+	github.com/gin-contrib/sse v1.1.0 // indirect
+	github.com/go-playground/locales v0.14.1 // indirect
+	github.com/go-playground/universal-translator v0.18.1 // indirect
+	github.com/go-playground/validator/v10 v10.27.0 // indirect
+	github.com/go-sql-driver/mysql v1.8.1 // indirect
+	github.com/goccy/go-json v0.10.2 // indirect
+	github.com/goccy/go-yaml v1.18.0 // indirect
+	github.com/jinzhu/inflection v1.0.0 // indirect
+	github.com/jinzhu/now v1.1.5 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/klauspost/cpuid/v2 v2.3.0 // indirect
+	github.com/leodido/go-urn v1.4.0 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.4 // indirect
+	github.com/quic-go/qpack v0.5.1 // indirect
+	github.com/quic-go/quic-go v0.54.0 // indirect
+	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
+	github.com/ugorji/go/codec v1.3.0 // indirect
+	go.uber.org/mock v0.5.0 // indirect
+	golang.org/x/arch v0.20.0 // indirect
+	golang.org/x/crypto v0.40.0 // indirect
+	golang.org/x/mod v0.25.0 // indirect
+	golang.org/x/net v0.42.0 // indirect
+	golang.org/x/sync v0.16.0 // indirect
+	golang.org/x/sys v0.35.0 // indirect
+	golang.org/x/text v0.27.0 // indirect
+	golang.org/x/tools v0.34.0 // indirect
+	google.golang.org/protobuf v1.36.9 // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..42484de
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,101 @@
+filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
+filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
+github.com/bytedance/sonic v1.14.0 h1:/OfKt8HFw0kh2rj8N0F6C/qPGRESq0BbaNZgcNXXzQQ=
+github.com/bytedance/sonic v1.14.0/go.mod h1:WoEbx8WTcFJfzCe0hbmyTGrfjt8PzNEBdxlNUO24NhA=
+github.com/bytedance/sonic/loader v0.3.0 h1:dskwH8edlzNMctoruo8FPTJDF3vLtDT0sXZwvZJyqeA=
+github.com/bytedance/sonic/loader v0.3.0/go.mod h1:N8A3vUdtUebEY2/VQC0MyhYeKUFosQU6FxH2JmUe6VI=
+github.com/cloudwego/base64x v0.1.6 h1:t11wG9AECkCDk5fMSoxmufanudBtJ+/HemLstXDLI2M=
+github.com/cloudwego/base64x v0.1.6/go.mod h1:OFcloc187FXDaYHvrNIjxSe8ncn0OOM8gEHfghB2IPU=
+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 v1.4.8 h1:FfZ3gj38NjllZIeJAmMhr+qKL8Wu+nOoI3GqacKw1NM=
+github.com/gabriel-vasile/mimetype v1.4.8/go.mod h1:ByKUIKGjh1ODkGM1asKUbQZOLGrPjydw3hYPU2YU9t8=
+github.com/gin-contrib/sse v1.1.0 h1:n0w2GMuUpWDVp7qSpvze6fAu9iRxJY4Hmj6AmBOU05w=
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+github.com/gin-gonic/gin v1.11.0 h1:OW/6PLjyusp2PPXtyxKHU0RbX6I/l28FTdDlae5ueWk=
+github.com/gin-gonic/gin v1.11.0/go.mod h1:+iq/FyxlGzII0KHiBGjuNn4UNENUlKbGlNmc+W50Dls=
+github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s=
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+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=
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diff --git a/internal/api/user.go b/internal/api/user.go
new file mode 100644
index 0000000..560c6df
--- /dev/null
+++ b/internal/api/user.go
@@ -0,0 +1,43 @@
+package api
+
+type CreateUserRequest struct {
+	Username string `json:"username"`
+	Password string `json:"password"`
+}
+
+type CreateUserResponse struct {
+}
+
+type RenameByIDRequest struct {
+	ID          uint   `json:"id"`
+	NewUsername string `json:"new_username"`
+}
+
+type RenameByIDResponse struct {
+}
+
+type FindByIDRequest struct {
+	ID uint `json:"id"`
+}
+
+type FindByIDResponse struct {
+	ID       uint   `json:"id"`
+	Username string `json:"username"`
+}
+
+type FindByUsernameRequest struct {
+	Username string `json:"username"`
+}
+
+type FindByUsernameResponse struct {
+	ID       uint   `json:"id"`
+	Username string `json:"username"`
+}
+
+type ChangePasswordRequest struct {
+	ID          uint   `json:"id"`
+	NewPassword string `json:"new_password"`
+}
+
+type ChangePasswordResponse struct {
+}
diff --git a/internal/config/loadconfig.go b/internal/config/loadconfig.go
new file mode 100644
index 0000000..d13e5a9
--- /dev/null
+++ b/internal/config/loadconfig.go
@@ -0,0 +1,38 @@
+package config
+
+import (
+	"io/ioutil"
+
+	"gopkg.in/yaml.v3"
+)
+
+type Config struct {
+	Server   ServerConfig   `yaml:"server"`
+	Database DatabaseConfig `yaml:"database"`
+}
+
+type ServerConfig struct {
+	Port string `yaml:"port"`
+}
+
+type DatabaseConfig struct {
+	Host     string `yaml:"host"`
+	Port     string `yaml:"port"`
+	User     string `yaml:"user"`
+	Password string `yaml:"password"`
+	DBName   string `yaml:"dbname"`
+}
+
+func Load(filename string) (Config, error) {
+	data, err := ioutil.ReadFile(filename)
+	if err != nil {
+		return Config{}, err
+	}
+
+	var cfg Config
+	if err := yaml.Unmarshal(data, &cfg); err != nil {
+		return Config{}, err
+	}
+
+	return cfg, nil
+}
diff --git a/internal/database/database.go b/internal/database/database.go
new file mode 100644
index 0000000..b58edb8
--- /dev/null
+++ b/internal/database/database.go
@@ -0,0 +1,34 @@
+package database
+
+import (
+	"feedsystem_video_go/internal/config"
+	"feedsystem_video_go/internal/model"
+	"fmt"
+
+	"gorm.io/driver/mysql"
+	"gorm.io/gorm"
+)
+
+func NewDB(dbcfg config.DatabaseConfig) (*gorm.DB, error) {
+	dsn := fmt.Sprintf("%s:%s@tcp(%s:%s)/%s?charset=utf8mb4&parseTime=True&loc=Local",
+		dbcfg.User, dbcfg.Password, dbcfg.Host, dbcfg.Port, dbcfg.DBName)
+
+	db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{})
+	if err != nil {
+		return nil, err
+	}
+
+	return db, nil
+}
+
+func AutoMigrate(db *gorm.DB) error {
+	return db.AutoMigrate(&model.User{})
+}
+
+func CloseDB(db *gorm.DB) error {
+	sqlDB, err := db.DB()
+	if err != nil {
+		return err
+	}
+	return sqlDB.Close()
+}
diff --git a/internal/handler/user.go b/internal/handler/user.go
new file mode 100644
index 0000000..af625e0
--- /dev/null
+++ b/internal/handler/user.go
@@ -0,0 +1,86 @@
+package handler
+
+import (
+	"feedsystem_video_go/internal/api"
+	"feedsystem_video_go/internal/model"
+	"feedsystem_video_go/internal/service"
+
+	"github.com/gin-gonic/gin"
+)
+
+type UserHandler struct {
+	userService *service.UserService
+}
+
+func NewUserHandler(userService *service.UserService) *UserHandler {
+	return &UserHandler{userService: userService}
+}
+func (h *UserHandler) CreateUser(c *gin.Context) {
+	var req api.CreateUserRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(400, gin.H{"error": err.Error()})
+		return
+	}
+	if err := h.userService.CreateUser(&model.User{
+		Username: req.Username,
+		Password: req.Password,
+	}); err != nil {
+		c.JSON(500, gin.H{"error": err.Error()})
+		return
+	}
+	c.JSON(200, gin.H{"message": "user created"})
+}
+
+func (h *UserHandler) RenameByID(c *gin.Context) {
+	var req api.RenameByIDRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(400, gin.H{"error": err.Error()})
+		return
+	}
+	if err := h.userService.RenameByID(req.ID, req.NewUsername); err != nil {
+		c.JSON(500, gin.H{"error": err.Error()})
+		return
+	}
+	c.JSON(200, gin.H{"message": "user renamed"})
+}
+
+func (h *UserHandler) ChangePassword(c *gin.Context) {
+	var req api.ChangePasswordRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(400, gin.H{"error": err.Error()})
+		return
+	}
+	if err := h.userService.ChangePassword(req.ID, req.NewPassword); err != nil {
+		c.JSON(500, gin.H{"error": err.Error()})
+		return
+	}
+	c.JSON(200, gin.H{"message": "password changed"})
+}
+
+func (h *UserHandler) FindByID(c *gin.Context) {
+	var req api.FindByIDRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(400, gin.H{"error": err.Error()})
+		return
+	}
+	if user, err := h.userService.FindByID(req.ID); err != nil {
+		c.JSON(500, gin.H{"error": err.Error()})
+		return
+	} else {
+		c.JSON(200, user)
+	}
+}
+
+func (h *UserHandler) FindByUsername(c *gin.Context) {
+	var req api.FindByUsernameRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(400, gin.H{"error": err.Error()})
+		return
+	}
+	if user, err := h.userService.FindByUsername(req.Username); err != nil {
+		c.JSON(500, gin.H{"error": err.Error()})
+		return
+	} else {
+		c.JSON(200, user)
+	}
+}
diff --git a/internal/model/user.go b/internal/model/user.go
new file mode 100644
index 0000000..901fb6f
--- /dev/null
+++ b/internal/model/user.go
@@ -0,0 +1,7 @@
+package model
+
+type User struct {
+	ID       uint   `gorm:"primaryKey" json:"id"`
+	Username string `gorm:"unique" json:"username"`
+	Password string `json:"-"`
+}
diff --git a/internal/repository/user.go b/internal/repository/user.go
new file mode 100644
index 0000000..ea568bd
--- /dev/null
+++ b/internal/repository/user.go
@@ -0,0 +1,52 @@
+package repository
+
+import (
+	"feedsystem_video_go/internal/model"
+
+	"gorm.io/gorm"
+)
+
+type UserRepository struct {
+	db *gorm.DB
+}
+
+func NewUserRepository(db *gorm.DB) *UserRepository {
+	return &UserRepository{db: db}
+}
+
+func (ur *UserRepository) CreateUser(user *model.User) error {
+	if err := ur.db.Create(user).Error; err != nil {
+		return err
+	}
+	return nil
+}
+
+func (ur *UserRepository) RenameByID(id uint, newUsername string) error {
+	if err := ur.db.Model(&model.User{}).Where("id = ?", id).Update("username", newUsername).Error; err != nil {
+		return err
+	}
+	return nil
+}
+
+func (ur *UserRepository) ChangePassword(id uint, newPassword string) error {
+	if err := ur.db.Model(&model.User{}).Where("id = ?", id).Update("password", newPassword).Error; err != nil {
+		return err
+	}
+	return nil
+}
+
+func (ur *UserRepository) FindByID(id uint) (*model.User, error) {
+	var user model.User
+	if err := ur.db.First(&user, id).Error; err != nil {
+		return nil, err
+	}
+	return &user, nil
+}
+
+func (ur *UserRepository) FindByUsername(username string) (*model.User, error) {
+	var user model.User
+	if err := ur.db.Where("username = ?", username).First(&user).Error; err != nil {
+		return nil, err
+	}
+	return &user, nil
+}
diff --git a/internal/router/router.go b/internal/router/router.go
new file mode 100644
index 0000000..a6e99e6
--- /dev/null
+++ b/internal/router/router.go
@@ -0,0 +1,28 @@
+package router
+
+import (
+	"feedsystem_video_go/internal/handler"
+	"feedsystem_video_go/internal/repository"
+	"feedsystem_video_go/internal/service"
+
+	"github.com/gin-gonic/gin"
+	"gorm.io/gorm"
+)
+
+func SetRouter(db *gorm.DB) *gin.Engine {
+	r := gin.Default()
+
+	userRepository := repository.NewUserRepository(db)
+	userService := service.NewUserService(userRepository)
+	userHandler := handler.NewUserHandler(userService)
+	userGroup := r.Group("/user")
+	{
+		userGroup.POST("/register", userHandler.CreateUser)
+		userGroup.POST("/rename", userHandler.RenameByID)
+		userGroup.POST("/changePassword", userHandler.ChangePassword)
+		userGroup.POST("/findByID", userHandler.FindByID)
+		userGroup.POST("/findByUsername", userHandler.FindByUsername)
+	}
+
+	return r
+}
diff --git a/internal/service/user.go b/internal/service/user.go
new file mode 100644
index 0000000..40dd5cd
--- /dev/null
+++ b/internal/service/user.go
@@ -0,0 +1,51 @@
+package service
+
+import (
+	"feedsystem_video_go/internal/model"
+	"feedsystem_video_go/internal/repository"
+)
+
+type UserService struct {
+	userRepository *repository.UserRepository
+}
+
+func NewUserService(userRepository *repository.UserRepository) *UserService {
+	return &UserService{userRepository: userRepository}
+}
+
+func (us *UserService) CreateUser(user *model.User) error {
+	if err := us.userRepository.CreateUser(user); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (us *UserService) RenameByID(id uint, newUsername string) error {
+	if err := us.userRepository.RenameByID(id, newUsername); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (us *UserService) ChangePassword(id uint, newPassword string) error {
+	if err := us.userRepository.ChangePassword(id, newPassword); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (us *UserService) FindByID(id uint) (*model.User, error) {
+	if user, err := us.userRepository.FindByID(id); err != nil {
+		return nil, err
+	} else {
+		return user, nil
+	}
+}
+
+func (us *UserService) FindByUsername(username string) (*model.User, error) {
+	if user, err := us.userRepository.FindByUsername(username); err != nil {
+		return nil, err
+	} else {
+		return user, nil
+	}
+}
diff --git a/postman.json b/postman.json
new file mode 100644
index 0000000..55d2cc7
--- /dev/null
+++ b/postman.json
@@ -0,0 +1,106 @@
+{
+  "info": {
+    "name": "FeedSystem User API",
+    "_postman_id": "d5b2888b-1a7d-4c38-9f6b-13ab3e8ffb51",
+    "description": "Basic user endpoints for feedsystem_video_go",
+    "schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json"
+  },
+  "item": [
+    {
+      "name": "Register User",
+      "request": {
+        "method": "POST",
+        "header": [
+          { "key": "Content-Type", "value": "application/json" }
+        ],
+        "body": {
+          "mode": "raw",
+          "raw": "{\n  \"username\": \"alice\",\n  \"password\": \"pass123\"\n}"
+        },
+        "url": {
+          "raw": "{{host}}/user/register",
+          "host": ["{{host}}"],
+          "path": ["user", "register"]
+        }
+      }
+    },
+    {
+      "name": "Rename User",
+      "request": {
+        "method": "POST",
+        "header": [
+          { "key": "Content-Type", "value": "application/json" }
+        ],
+        "body": {
+          "mode": "raw",
+          "raw": "{\n  \"id\": 1,\n  \"new_username\": \"alice_new\"\n}"
+        },
+        "url": {
+          "raw": "{{host}}/user/rename",
+          "host": ["{{host}}"],
+          "path": ["user", "rename"]
+        }
+      }
+    },
+    {
+      "name": "Change Password",
+      "request": {
+        "method": "POST",
+        "header": [
+          { "key": "Content-Type", "value": "application/json" }
+        ],
+        "body": {
+          "mode": "raw",
+          "raw": "{\n  \"id\": 1,\n  \"new_password\": \"newpass456\"\n}"
+        },
+        "url": {
+          "raw": "{{host}}/user/changePassword",
+          "host": ["{{host}}"],
+          "path": ["user", "changePassword"]
+        }
+      }
+    },
+    {
+      "name": "Find User By ID",
+      "request": {
+        "method": "POST",
+        "header": [
+          { "key": "Content-Type", "value": "application/json" }
+        ],
+        "body": {
+          "mode": "raw",
+          "raw": "{\n  \"id\": 1\n}"
+        },
+        "url": {
+          "raw": "{{host}}/user/findByID",
+          "host": ["{{host}}"],
+          "path": ["user", "findByID"]
+        }
+      }
+    },
+    {
+      "name": "Find User By Username",
+      "request": {
+        "method": "POST",
+        "header": [
+          { "key": "Content-Type", "value": "application/json" }
+        ],
+        "body": {
+          "mode": "raw",
+          "raw": "{\n  \"username\": \"alice_new\"\n}"
+        },
+        "url": {
+          "raw": "{{host}}/user/findByUsername",
+          "host": ["{{host}}"],
+          "path": ["user", "findByUsername"]
+        }
+      }
+    }
+  ],
+  "variable": [
+    {
+      "key": "host",
+      "value": "http://localhost:8080"
+    }
+  ]
+}
diff --git a/start.sh b/start.sh
new file mode 100644
index 0000000..ec1c72f
--- /dev/null
+++ b/start.sh
@@ -0,0 +1,2 @@
+# 启动服务器
+go run cmd/main.go
\ No newline at end of file