Defaults and start of config

config/config.go

@@ -0,0 +1,26 @@
+package config
+
+type ConfigSSL struct {
+	HandleSSL bool // Whether Linstrom should handle SSL encryption itself
+	// If Linstrom is to handle SSL, whether it should use LetsEncrypt for certificates
+	UseLetsEncrypt *bool
+	// Path to the certificate if Linstrom is to handle SSL while not using LetsEncrypt
+	CertificateFile *string
+	// Mail adress to use in case of using LetsEncrypt
+	AdminMail *string
+}
+
+type ConfigGeneral struct {
+	Domain string // The domain this server operates under
+}
+
+type ConfigAdmin struct {
+	Username     string
+	PasswordHash string
+}
+
+type Config struct {
+	General ConfigGeneral
+	SSL     ConfigSSL
+	Admin   ConfigAdmin
+}

storage/mediaFile.go

@@ -13,10 +13,21 @@ type MediaFile struct {
 	DeletedAt gorm.DeletedAt `gorm:"index"`
 	Remote    bool           // whether the attachment is a remote one
 	Link      string         // url if remote attachment, identifier if local
+	Type      string         // What media type this is, eg image/png
 	// Whether this media has been cached locally
 	// Only really used for user and server icons, not attachments
+	// If true, Link will be read as file path. url otherwise
 	// Reason: Attachments would take way to much space considering that they are often only loaded a few times at most
 	// And caching a file for those few times would be a waste of storage
 	// Caching user and server icons locally however should reduce burden on remote servers by quite a bit though
 	LocallyCached bool
 }
+
+// Placeholder media file. Acts as placeholder for media file fields that have not been initialised yet but need a value
+var placeholderMediaFile = &MediaFile{
+	ID:            "placeholder",
+	Remote:        false,
+	Link:          "placeholder", // TODO: Replace this with a file path to a staticly included image
+	Type:          "image/png",
+	LocallyCached: true,
+}

storage/notes.go

@@ -26,3 +26,19 @@ type Note struct {
 	OriginServer   string     // Url of the origin server. Also the primary key for those
 	Tags           []string   `gorm:"serializer:json"` // Hashtags
 }
+
+var placeholderNote = &Note{
+	ID:             "placeholder",
+	Creator:        "placeholder",
+	Remote:         false,
+	RawContent:     "placeholder",
+	ContentWarning: nil,
+	Attachments:    []string{},
+	Emotes:         []string{},
+	RepliesTo:      nil,
+	Quotes:         nil,
+	Target:         NOTE_TARGET_HOME,
+	Pings:          []string{},
+	OriginServer:   "placeholder",
+	Tags:           []string{},
+}

storage/remoteServerInfo.go

@@ -16,3 +16,11 @@ type RemoteServer struct {
 	Icon       string           // ID of a media file
 	IsSelf     bool             // Whether this server is yours truly
 }
+
+var placeholderServer = &RemoteServer{
+	ID:         "placeholder",
+	ServerType: REMOTE_SERVER_LINSTROM,
+	Name:       "placeholder",
+	Icon:       "placeholder",
+	IsSelf:     false,
+}

storage/storage.go

@@ -1,23 +1,26 @@
 package storage
 
 import (
+	"fmt"
+
 	"github.com/glebarez/sqlite"
 	"gorm.io/driver/postgres"
 	"gorm.io/gorm"
 )
 
+// Storage is responsible for all database, cache and media related actions
+// and serves as the lowest layer of the cake
 type Storage struct {
 	db *gorm.DB
 }
 
+// Build a new storage using sqlite as database backend
 func NewStorageSqlite(filePath string) (*Storage, error) {
 	db, err := gorm.Open(sqlite.Open(filePath))
 	if err != nil {
 		return nil, err
 	}
-	return &Storage{
-		db: db,
-	}, nil
+	return storageFromEmptyDb(db)
 }
 
 func NewStoragePostgres(dbUrl string) (*Storage, error) {
@@ -25,6 +28,35 @@ func NewStoragePostgres(dbUrl string) (*Storage, error) {
 	if err != nil {
 		return nil, err
 	}
+	return storageFromEmptyDb(db)
+}
+
+func storageFromEmptyDb(db *gorm.DB) (*Storage, error) {
+	// AutoMigrate ensures the db is in a state where all the structs given here
+	// have their own tables and relations setup. It also updates tables if necessary
+	db.AutoMigrate(
+		placeholderMediaFile,
+		placeholderUser(),
+		placeholderNote,
+		placeholderServer,
+	)
+	// Afterwards add the placeholder entries for each table.
+	// FirstOrCreate either creates a new entry or retrieves the first matching one
+	// We only care about the creation if there is none yet, so no need to carry the result over
+	if res := db.FirstOrCreate(placeholderMediaFile); res.Error != nil {
+		return nil, fmt.Errorf("failed to add placeholder media file: %w", res.Error)
+	}
+	if res := db.FirstOrCreate(placeholderUser()); res.Error != nil {
+		return nil, fmt.Errorf("failed to add placeholder media file: %w", res.Error)
+	}
+	if res := db.FirstOrCreate(placeholderNote); res.Error != nil {
+		return nil, fmt.Errorf("failed to add placeholder media file: %w", res.Error)
+	}
+	if res := db.FirstOrCreate(placeholderServer); res.Error != nil {
+		return nil, fmt.Errorf("failed to add placeholder media file: %w", res.Error)
+	}
+
+	// And finally, build the actual storage struct
 	return &Storage{
 		db: db,
 	}, nil

storage/user.go

@@ -12,7 +12,8 @@ import (
 // This can be a bot, remote or not
 // If remote, this is used for caching the account
 type User struct {
-	ID           string         `gorm:"primarykey"` // ID is the full handle, eg @max@example.com
+	ID           string         `gorm:"primarykey"` // ID is a uuid for this account
+	Handle       string         // Handle is the full handle, eg @max@example.com
 	CreatedAt    time.Time      // When this entry was created
 	UpdatedAt    time.Time      // When this account was last updated. Will also be used for refreshing remote accounts
 	DeletedAt    gorm.DeletedAt `gorm:"index"`
@@ -29,7 +30,7 @@ type User struct {
 	Background   string         // ID of a media file used as background image
 	Banner       string         // ID of a media file used as banner
 	Indexable    bool           // Whether this account can be found by crawlers
-	PublicKeyPem string         // The public key of the account
+	PublicKeyPem *string        // The public key of the account
 	// Whether this account restricts following
 	// If true, the owner must approve of a follow request first
 	RestrictedFollow bool
@@ -59,9 +60,33 @@ type User struct {
 func NewEmptyUser() *User {
 	return &User{
 		ID:               uuid.NewString(),
-		CreatedAt: time.Now(),
-		UpdatedAt: time.Now(),
+		Handle:           "placeholder",
 		Remote:           false,
 		Server:           "placeholder",
+		DisplayName:      "placeholder",
+		CustomFields:     []uint{},
+		Description:      "placeholder",
+		Tags:             []string{},
+		IsBot:            true,
+		Follows:          []string{},
+		Followers:        []string{},
+		Icon:             "placeholder",
+		Background:       "placeholder",
+		Banner:           "placeholder",
+		Indexable:        false,
+		PublicKeyPem:     nil,
+		RestrictedFollow: false,
+		IdentifiesAs:     []Being{BEING_ROBOT},
+		Gender:           []string{"it", "its"},
+		PasswordHash:     []byte("placeholder"),
+		TotpToken:        []byte("placeholder"),
+		Passkeys:         map[string]webauthn.Credential{},
+		PrivateKeyPem:    nil,
 	}
 }
+
+func placeholderUser() *User {
+	tmp := NewEmptyUser()
+	tmp.ID = "placeholder"
+	return tmp
+}