feat: Users API, ownership transfer and removal of the legacy role string

internal/infrastructure/useCases/roleRef.go

@@ -0,0 +1,42 @@
+package useCases
+
+import (
+	"RenewCMS/internal/domain/invite"
+	"RenewCMS/internal/domain/role"
+)
+
+type InviteView struct {
+	invite.Invite
+	Role RoleRef
+}
+
+type RoleRef struct {
+	ID      uint32 `json:"id"`
+	Name    string `json:"name"`
+	BuiltIn bool   `json:"built_in"`
+	Locked  bool   `json:"locked"`
+}
+
+func NewRoleRef(found role.Role) RoleRef {
+	return RoleRef{ID: found.ID, Name: found.Name, BuiltIn: found.BuiltIn, Locked: found.Locked}
+}
+
+func roleRefsByID(roles role.Repository) (map[uint32]RoleRef, error) {
+	listed, err := roles.List()
+	if err != nil {
+		return nil, err
+	}
+	refs := make(map[uint32]RoleRef, len(listed))
+	for _, found := range listed {
+		refs[found.ID] = NewRoleRef(found)
+	}
+	return refs, nil
+}
+
+func lookupRoleRef(refs map[uint32]RoleRef, id uint32) *RoleRef {
+	ref, known := refs[id]
+	if !known {
+		return nil
+	}
+	return &ref
+}