コアモデルの作成・DB接続をGORMを利用する形に変更

go.mod

@@ -0,0 +1,49 @@
+module git.watanabebashi.net/Watanabebashi/WB-Likomment
+
+go 1.23.0
+
+toolchain go1.24.11
+
+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/gin-gonic/gin v1.11.0 // 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/mattn/go-sqlite3 v1.14.22 // 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
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gorm.io/driver/mysql v1.6.0 // indirect
+	gorm.io/driver/sqlite v1.6.0 // indirect
+	gorm.io/gorm v1.31.1 // indirect
+)

go.sum

@@ -0,0 +1,99 @@
+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/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=
+github.com/gin-contrib/sse v1.1.0/go.mod h1:hxRZ5gVpWMT7Z0B0gSNYqqsSCNIJMjzvm6fqCz9vjwM=
+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/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=
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+github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
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internal/database/database.go

@@ -1,40 +1,60 @@
+package database
+
 import (
-    "database/sql"
+	"fmt"
-    "fmt"
+
-    _ "github.com/go-sql-driver/mysql"
+	"git.watanabebashi.net/Watanabebashi/WB-Likomment/internal/config"
-    _ "github.com/mattn/go-sqlite3"
+	"git.watanabebashi.net/Watanabebashi/WB-Likomment/internal/model"
+	"gorm.io/driver/mysql"
+	"gorm.io/driver/sqlite"
+	"gorm.io/gorm"
 )
 
 type Database struct {
-    *sql.DB
+	*gorm.DB
 }
 
-func NewDatabase(config *Config) (*Database, error) {
+func NewDatabase(cfg *config.Config) (*Database, error) {
-    var dsn string
+	var dialector gorm.Dialector
-    if config.DB.Type == "mysql" {
-        dsn = fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=True&loc=Local",
-            config.DB.User, config.DB.Password, config.DB.Host, config.DB.Port, config.DB.Name)
-    } else if config.DB.Type == "sqlite" {
-        dsn = config.DB.Name + ".db"
-    } else {
-        return nil, fmt.Errorf("unsupported database type: %s", config.DB.Type)
-    }
 
-    db, err := sql.Open(config.DB.Type, dsn)
+	if cfg.DB.Type == "mysql" {
-    if err != nil {
+		dsn := fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=True&loc=Local",
-        return nil, err
+			cfg.DB.User, cfg.DB.Password, cfg.DB.Host, cfg.DB.Port, cfg.DB.Name)
-    }
+		dialector = mysql.Open(dsn)
+	} else if cfg.DB.Type == "sqlite" {
+		dsn := cfg.DB.Name + ".db"
+		dialector = sqlite.Open(dsn)
+	} else {
+		return nil, fmt.Errorf("unsupported database type: %s", cfg.DB.Type)
+	}
 
-    if err := db.Ping(); err != nil {
+	db, err := gorm.Open(dialector, &gorm.Config{})
-        return nil, err
+	if err != nil {
-    }
+		return nil, err
-	
+	}
-    db.SetMaxOpenConns(25)
-    db.SetMaxIdleConns(25)
 
-    return &Database{DB: db}, nil
+	// Get underlying sql.DB for connection pool settings
+	sqlDB, err := db.DB()
+	if err != nil {
+		return nil, err
+	}
+
+	sqlDB.SetMaxOpenConns(25)
+	sqlDB.SetMaxIdleConns(25)
+
+	// Auto migrate tables
+	err = db.AutoMigrate(&model.Like{}, &model.Comment{}, &model.LikeLog{})
+	if err != nil {
+		return nil, err
+	}
+
+	return &Database{DB: db}, nil
 }
 
 func (d *Database) Close() error {
-    return d.DB.Close()
+	sqlDB, err := d.DB.DB()
+	if err != nil {
+		return err
+	}
+	return sqlDB.Close()
 }

internal/model/comment.go

@@ -0,0 +1,13 @@
+package model
+
+import "time"
+
+type Comment struct {
+	ID             uint      `gorm:"primaryKey"`
+	PageURL        string    `gorm:"index;size:255;not null"`
+	AuthorName     string    `gorm:"size:100;not null"`
+	Content        string    `gorm:"type:varchar(5000);not null"`
+	UserIdentifier string    `gorm:"size:255"`
+	IsSpam         bool      `gorm:"default:false"`
+	CreatedAt      time.Time `gorm:"index"`
+}

internal/model/like.go

@@ -0,0 +1,11 @@
+package model
+
+import "time"
+
+type Like struct {
+	ID        uint      `gorm:"primaryKey"`
+	PageURL   string    `gorm:"uniqueIndex;size:255;not null"`
+	LikeCount int       `gorm:"default:0"`
+	CreatedAt time.Time
+	UpdatedAt time.Time
+}

internal/model/like_log.go

@@ -0,0 +1,11 @@
+package model
+
+import "time"
+
+type LikeLog struct {
+	ID        uint      `gorm:"primaryKey"`
+	PageURL   string    `gorm:"index;size:255;not null"`
+	IPAddress string    `gorm:"size:45;not null"`
+	UserAgent string    `gorm:"size:255"`
+	CreatedAt time.Time
+}