feat: add new features such as database watchdog

internal/database/define.go

@@ -1,19 +1,49 @@
 package database
 
-type AppState struct {
+import (
+	"time"
+
+	"gorm.io/datatypes"
+)
+
+type Mode string
+
+const (
+	ModeUnspecified  Mode = "unspecified"
+	ModeVideo        Mode = "video"
+	ModePresentation Mode = "presentation"
+	ModeInternet     Mode = "internet"
+)
+
+type State struct {
 	ID int `gorm:"primaryKey"`
-	// Mode =
-	// 0: unspecified
-	// 1: video
-	// 2: presentation
-	// 3: internet URL
-	Mode    string
-	Running bool
+	// unspecified
+	// video
+	// presentation
+	// internet URL
+	Mode      Mode `gorm:"type:varchar(20);not null"` // Must specify what kind of file it is
+	Targets   datatypes.JSON
+	Location  string // Must be the location where the file is downloadable on the API
+	UpdatedAt time.Time
 }
 
-type Files struct {
-	ID       int `gorm:"primaryKey"`
-	Mode     string
-	Filename string
-	Filepath string
+type Device struct {
+	ID            int `gorm:"primaryKey"`
+	DeviceType    string
+	Hostname      string
+	RemoteAddress string
+	Alive         bool
+	Compliant     bool
+	CreatedAt     time.Time
+	UpdatedAt     time.Time
+}
+
+type File struct {
+	ID        int  `gorm:"primaryKey"`
+	Mode      Mode `gorm:"type:varchar(20);not null"`
+	GivenName string
+	Filepath  string
+	Checksum  string // base64 encoded sha512 checksum
+	CreatedAt time.Time
+	UpdatedAt time.Time
 }