components/modal.vue

@@ -99,16 +99,25 @@ const total_txt = computed(() => {
     const pillar = parseFloat(calculatorData.value.pillar)
     const pillar_base = parseFloat(calculatorData.value.pillar_base)
     const lamelles_block = parseFloat(calculatorData.value.lamelles_block)
+    const { discount } = calculatorData.value
 
     const sections = section_count.value as number
     const extra_m = extra_section.value as number * 0.001
     const length_m = fence_section.value as number
     const lam_count = lamelles_count.value as number
 
+    let discountValue = 1
+    discount.forEach(element => {
+        if (sections >= element.min_quantity) {
+            if (element.max_quantitt && sections >= element.max_quantitt) return
+            discountValue -= element.percent * 0.01
+        }
+    });
+
     const prices = {
-        pillar_length: pillar,
+        pillar_length: discountValue * pillar,
-        pillar: (pillar * lam_count * 0.115) + pillar_base,
+        pillar: discountValue * ((pillar * lam_count * 0.115) + pillar_base),
-        lam_quad: lamelles_block * lam_count * 0.115,
+        lam_quad: discountValue * (lamelles_block * lam_count * 0.115),
     }
 
     const extra = {
@@ -131,7 +140,7 @@ const total_txt = computed(() => {
             txt: `Блок ламелей с направляющей, ${sections} шт`,
             value: prices.lam_quad * length_m * sections
         },
-    }
+    };
 
     const total = [extra, regular].map(item => Object.values(item).map(el => el ? el.value : 0)).flat().reduce((a, b) => a + b, 0)
 

types/index.d.ts

@@ -49,11 +49,17 @@ type ApiAdvantageType = {
     title: string
     content: string
 }
-
+type DiscountType = {
+    id: number
+    min_quantity: number
+    max_quantitt?: number
+    percent: number
+}
 type ApiCalcType = {
     id: number
     title: string
     pillar: string
     pillar_base: string
     lamelles_block: string
+    discount: DiscountType[]
 }