✨ Calc need installation releases

pkg/internal/server/api/index.go

@@ -19,6 +19,7 @@ func MapAPIs(app *fiber.App, baseURL string) {
 			releases := products.Group("/:productId/releases")
 			{
 				releases.Get("/", listRelease)
+				releases.Post("/calc", calcReleaseToInstall)
 				releases.Get("/:releaseId", getRelease)
 				releases.Post("/", createRelease)
 				releases.Put("/:releaseId", updateRelease)

pkg/internal/server/api/releases_api.go

@@ -30,6 +30,26 @@ func listRelease(c *fiber.Ctx) error {
 	})
 }
 
+func calcReleaseToInstall(c *fiber.Ctx) error {
+	id, _ := c.ParamsInt("productId", 0)
+
+	var data struct {
+		CurrentVersion string `json:"current"`
+		TargetVersion  string `json:"target"`
+	}
+
+	if err := exts.BindAndValidate(c, &data); err != nil {
+		return err
+	}
+
+	releases, err := services.CalcReleaseToInstall(id, data.CurrentVersion, data.TargetVersion)
+	if err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, err.Error())
+	}
+
+	return c.JSON(releases)
+}
+
 func getRelease(c *fiber.Ctx) error {
 	productId, _ := c.ParamsInt("productId", 0)
 	id, _ := c.ParamsInt("releaseId", 0)

pkg/internal/services/release.go

@@ -1,6 +1,8 @@
 package services
 
 import (
+	"fmt"
+
 	"git.solsynth.dev/matrix/nucleus/pkg/internal/database"
 	"git.solsynth.dev/matrix/nucleus/pkg/internal/models"
 	"gorm.io/gorm"
@@ -15,6 +17,37 @@ func CountRelease(product int) (int64, error) {
 	return count, nil
 }
 
+func CalcReleaseToInstall(product int, current, target string) ([]models.ProductRelease, error) {
+	var targetRelease models.ProductRelease
+	if err := database.C.
+		Where("product_id = ? AND version = ?", product, target).
+		First(&targetRelease).Error; err != nil {
+		return nil, fmt.Errorf("target release was not found: %v", err)
+	}
+
+	if targetRelease.Type == models.ReleaseTypeFull {
+		return []models.ProductRelease{targetRelease}, nil
+	}
+
+	var lastFullRelease models.ProductRelease
+	if err := database.C.
+		Where("product_id = ? AND type = ?", product, models.ReleaseTypeFull).
+		Order("created_at DESC").
+		First(&lastFullRelease).Error; err != nil {
+		return nil, fmt.Errorf("failed to find last full release: %v", err)
+	}
+
+	var plannedRelease []models.ProductRelease
+	if err := database.C.
+		Where("product_id = ? AND version > ? AND version <= ?", product, lastFullRelease.Version, target).
+		Order("version ASC").
+		Find(&plannedRelease).Error; err != nil {
+		return nil, fmt.Errorf("failed to find planned releases: %v", err)
+	}
+
+	return plannedRelease, nil
+}
+
 func ListRelease(product int, take, offset int) ([]models.ProductRelease, error) {
 	var items []models.ProductRelease
 	if err := database.C.