feature/data persistence (#1180)

- **feat: add documentation and GitHub Actions workflow for publishing
documentation**
- **docs(concepts): add documentation for chain modules**
- **refactor: Simplify session management with SQLite storage and remove
deprecated code**
- **refactor: Simplify database initialization and remove
DatabaseContext**
- **refactor: move connection handling logic to resolver package**
- **feat: implement session management with database persistence**
- **feat: Ensure config directory exists when creating database path**
- **feat: Add SetUserHandle function to set user handle in session**
- **feat: Add public methods to set session fields with database save**
- **refactor: Remove unused session setter functions**
- **feat: Add getter methods for all Session Model properties**
- **feat: enhance Session model with user name details**
- **feat: add Motr support and update UI elements**
- **<no value>**
- **feat: Add unique handle constraint and method to check handle
existence**
- **docs: update site URL to onsonr.dev**
- **fix: correct import statement for database package**
- **test: updated CI to run tests on pull requests and merge groups**
- **docs: remove reference to develop branch in workflow**
- **feat: add WebAuthn support for user registration**
- **fix: correct smart account attenuation preset name**
- **feat: add ComputeIssuerDID and ComputeSonrAddr functions to ucan
package**
- **test: add unit tests for MPC keyset and keyshare**
- **feat: introduce new script to streamline GitHub issue creation**

pkg/gateway/internal/session/context.go

@@ -2,26 +2,18 @@ package session
 
 import (
 	"net/http"
+	"regexp"
+	"strings"
 
 	"github.com/labstack/echo/v4"
 	"github.com/onsonr/sonr/pkg/common"
+	"github.com/onsonr/sonr/pkg/gateway/internal/database"
+	"github.com/segmentio/ksuid"
+	"gorm.io/gorm"
 )
 
-type contextKey string
-
-// Context keys
-const (
-	DataContextKey contextKey = "http_session_data"
-)
-
-type SessionCtx interface {
-	ID() string
-	BrowserName() string
-	BrowserVersion() string
-}
-
-// Get returns the session.Context from the echo context.
-func Get(c echo.Context) (SessionCtx, error) {
+// Get returns the HTTPContext from the echo context
+func Get(c echo.Context) (*HTTPContext, error) {
 	ctx, ok := c.(*HTTPContext)
 	if !ok {
 		return nil, echo.NewHTTPError(http.StatusInternalServerError, "Session Context not found")
@@ -29,18 +21,89 @@ func Get(c echo.Context) (SessionCtx, error) {
 	return ctx, nil
 }
 
-// TODO: Returns fixed chain ID for testing.
-func GetChainID(c echo.Context) string {
-	return "sonr-testnet-1"
+// HTTPContext is the context for HTTP endpoints.
+type HTTPContext struct {
+	echo.Context
+	db   *gorm.DB
+	sess *database.Session
 }
 
-// SetVaultAddress sets the address of the vault
-func SetVaultAddress(c echo.Context, address string) error {
-	return common.WriteCookie(c, common.SonrAddress, address)
+// NewHTTPContext creates a new session context
+func NewHTTPContext(c echo.Context, db *gorm.DB) *HTTPContext {
+	return &HTTPContext{
+		Context: c,
+		db:      db,
+	}
 }
 
-// SetVaultAuthorization sets the UCAN CID of the vault
-func SetVaultAuthorization(c echo.Context, ucanCID string) error {
-	common.HeaderWrite(c, common.Authorization, formatAuth(ucanCID))
+// Session returns the current session
+func (s *HTTPContext) Session() *database.Session {
+	return s.sess
+}
+
+// InitSession initializes or loads an existing session
+func (s *HTTPContext) InitSession() error {
+	sessionID := s.getOrCreateSessionID()
+
+	// Try to load existing session
+	var sess database.Session
+	result := s.db.Where("id = ?", sessionID).First(&sess)
+	if result.Error != nil {
+		// Create new session if not found
+		bn, bv := extractBrowserInfo(s.Context)
+		sess = database.Session{
+			ID:             sessionID,
+			BrowserName:    bn,
+			BrowserVersion: bv,
+		}
+		if err := s.db.Create(&sess).Error; err != nil {
+			return err
+		}
+	}
+
+	s.sess = &sess
 	return nil
 }
+
+func (s *HTTPContext) getOrCreateSessionID() string {
+	if ok := common.CookieExists(s.Context, common.SessionID); !ok {
+		sessionID := ksuid.New().String()
+		common.WriteCookie(s.Context, common.SessionID, sessionID)
+		return sessionID
+	}
+
+	sessionID, err := common.ReadCookie(s.Context, common.SessionID)
+	if err != nil {
+		sessionID = ksuid.New().String()
+		common.WriteCookie(s.Context, common.SessionID, sessionID)
+	}
+	return sessionID
+}
+
+func extractBrowserInfo(c echo.Context) (string, string) {
+	userAgent := common.HeaderRead(c, common.UserAgent)
+	if userAgent == "" {
+		return "N/A", "-1"
+	}
+
+	var name, ver string
+	entries := strings.Split(strings.TrimSpace(userAgent), ",")
+	for _, entry := range entries {
+		entry = strings.TrimSpace(entry)
+		re := regexp.MustCompile(`"([^"]+)";v="([^"]+)"`)
+		matches := re.FindStringSubmatch(entry)
+
+		if len(matches) == 3 {
+			browserName := matches[1]
+			version := matches[2]
+
+			if browserName != common.BrowserNameUnknown.String() &&
+				browserName != common.BrowserNameChromium.String() {
+				name = browserName
+				ver = version
+				break
+			}
+		}
+	}
+	return name, ver
+}