RHINENG-22325: structs for Inventory Views message

Author: MichaelMraka

base/inventory_views/inventory_views.go

@@ -0,0 +1,93 @@
+package inventory_views
+
+import (
+	"app/base/models"
+	"app/base/utils"
+
+	"gorm.io/gorm"
+)
+
+type InventoryViewsHost struct {
+	// Inventory ID (UUID) of the host
+	ID   string                 `json:"id"`
+	Data InventoryViewsHostData `json:"data"`
+}
+
+type InventoryViewsHostData struct {
+	ApplicableRhsaCount   int     `json:"applicable_rhsa_count"`
+	ApplicableRhbaCount   int     `json:"applicable_rhba_count"`
+	ApplicableRheaCount   int     `json:"applicable_rhea_count"`
+	ApplicableOtherCount  int     `json:"applicable_other_count"`
+	InstallableRhsaCount  int     `json:"installable_rhsa_count"`
+	InstallableRhbaCount  int     `json:"installable_rhba_count"`
+	InstallableRheaCount  int     `json:"installable_rhea_count"`
+	InstallableOtherCount int     `json:"installable_other_count"`
+	PackagesInstalled     int     `json:"packages_installed"`
+	PackagesInstallable   int     `json:"packages_installable"`
+	PackagesApplicable    int     `json:"packages_applicable"`
+	TemplateName          *string `json:"template_name"`
+	TemplateUUID          *string `json:"template_uuid"`
+}
+
+type InventoryViewsEvent struct {
+	OrgID     string               `json:"org_id"`
+	Timestamp string               `json:"timestamp"`
+	Hosts     []InventoryViewsHost `json:"hosts"`
+}
+
+func MakeInventoryViewsHosts(systems []*models.SystemPlatform, templates map[int64]models.Template) (
+	[]InventoryViewsHost, error) {
+	hosts := make([]InventoryViewsHost, len(systems))
+	for i, system := range systems {
+		hosts[i] = InventoryViewsHost{
+			ID: system.InventoryID,
+			Data: InventoryViewsHostData{
+				ApplicableRhsaCount: system.ApplicableAdvisorySecCountCache,
+				ApplicableRhbaCount: system.ApplicableAdvisoryBugCountCache,
+				ApplicableRheaCount: system.ApplicableAdvisoryEnhCountCache,
+				ApplicableOtherCount: system.ApplicableAdvisoryCountCache - system.ApplicableAdvisorySecCountCache -
+					system.ApplicableAdvisoryBugCountCache - system.ApplicableAdvisoryEnhCountCache,
+				InstallableRhsaCount: system.InstallableAdvisorySecCountCache,
+				InstallableRhbaCount: system.InstallableAdvisoryBugCountCache,
+				InstallableRheaCount: system.InstallableAdvisoryEnhCountCache,
+				InstallableOtherCount: system.InstallableAdvisoryCountCache - system.InstallableAdvisorySecCountCache -
+					system.InstallableAdvisoryBugCountCache - system.InstallableAdvisoryEnhCountCache,
+				PackagesInstalled:   system.PackagesInstalled,
+				PackagesInstallable: system.PackagesInstallable,
+				PackagesApplicable:  system.PackagesApplicable,
+			},
+		}
+		if system.TemplateID != nil {
+			template, ok := templates[*system.TemplateID]
+			if !ok {
+				utils.LogWarn("template_id", system.TemplateID, "template not found")
+			}
+			hosts[i].Data.TemplateName = &template.Name
+			hosts[i].Data.TemplateUUID = &template.UUID
+		}
+	}
+	return hosts, nil
+}
+
+func FindSystemsTemplates(tx *gorm.DB, systems []*models.SystemPlatform) (map[int64]models.Template, error) {
+	templateIDs := make([]int64, 0, len(systems))
+	for _, system := range systems {
+		if system.TemplateID == nil {
+			continue
+		}
+		templateIDs = append(templateIDs, *system.TemplateID)
+	}
+
+	templates := make([]models.Template, 0, len(templateIDs))
+	q := tx.Model(&models.Template{}).Where("id IN (?)", templateIDs).Select("id, name, uuid")
+	err := q.Find(&templates).Error
+	if err != nil {
+		return nil, err
+	}
+
+	templatesMap := make(map[int64]models.Template, len(templates))
+	for _, t := range templates {
+		templatesMap[t.ID] = t
+	}
+	return templatesMap, nil
+}