Adding the calculator base with types and the first calculator (CockCroft Gault Equation)

src/app/utils/calculators/miscellaneous/cockcroft-gault-eq.ts

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+import { Calculator, Input, Interpretation } from "../types";
+
+const parameters:Input[] = [
+    {
+        id:"gender",
+        type:"radio",
+        inputOptions:[
+            {
+                label:"Male",
+                value:"male"
+            },
+            {
+                label:"Female",
+                value:"female"
+            }
+        ],
+        required:true
+    },
+    {
+        id:"age",
+        type:"number",
+        min:18,
+        max:95,
+        required:true
+    },
+    {
+        id:"creatinine",
+        type:"number",
+        min:0.2,
+        max:20,
+        required:true
+    },
+    {
+        id:"weight",
+        type:"number",
+        min:0,
+        required:true
+    }
+];
+function calc_func(gender:"male" | "female", age:number, creatinine:number, weight:number):number{
+    return gender === "male" 
+    ? ((140 - age) * weight)/(72 * creatinine)
+    : (((140 - age) * weight)/(72 * creatinine)) * 0.85;
+}
+function interpret_func(gfr:number):Interpretation{
+    if(gfr >= 90){
+        return {
+            level:"none",
+            message:"Glomerular Filtration Rate (GFR) is normal or on the higher side, To be correlated with other clinical clues",
+            diagnosis:"CKD Stage 1"
+        }
+    }else if(gfr < 90 && gfr >= 60){
+        return {
+            level:"low",
+            message:"Glomerular Filtration Rate (GFR) is slightly reduced, To be correlated with other clinical clues",
+            diagnosis:"CKD Stage 2"
+        }
+    }else if(gfr < 60 && gfr >= 45){
+        return{
+            level:"moderate",
+            message:"Glomerular Filtration Rate (GFR) is moderately reduced",
+            advice:"Consult a Nephrologist",
+            diagnosis:"CKD Stage 3A"
+        }
+    }else if(gfr < 45 && gfr >= 30){
+        return{
+            level:"high",
+            message:"Glomerular Filtration Rate (GFR) is significantly reduced",
+            advice:"Consult a Nephrologist urgently",
+            diagnosis:"CKD Stage 3B"
+        }
+    }else if(gfr < 30 && gfr >= 15){
+        return{
+            level:"high",
+            message:"Glomerular Filtration Rate (GFR) is largely reduced",
+            advice:"Consult a Nephrologist urgently",
+            diagnosis:"CKD Stage 4"
+        }
+    }else{
+        return{
+            level:"severe",
+            message:"Glomerular Filtration Rate (GFR) is severely reduced",
+            advice:"Consult a Nephrologist urgently to consider dialysis",
+            diagnosis:"CKD Stage 5 / ESRD (End Stage Renal Disease)"
+        }
+    }
+}
+export const cockcroftGault: Calculator = {
+    id:"cockcroft-gault",
+    name:"Cockcroft Gault Equation",
+    desc:"The CockCroft Gault equation is a formula which is used to find the CrCl (Creatinine Clearance) of an individual on the basis of Age, Weight, Gender and Creatinine",
+    unit:"mL/min",
+    inputs:parameters,
+    calc_func:calc_func,
+    interpret_func:interpret_func
+}

src/app/utils/calculators/registry.ts

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+import { cockcroftGault } from "./miscellaneous/cockcroft-gault-eq";
+import { Section } from "./types";
+
+export const CalculatorRegistry : Record<string, Section> = {
+    miscellaneous:{
+        id:"miscellaneous",
+        displayName:"Miscellaneous",
+        textColor:"#ccc",
+        svg:"",
+        calculators:[
+            cockcroftGault
+        ]
+    }
+}

src/app/utils/calculators/types.ts

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+export interface Calculator {
+    id:string,
+    name:string,
+    desc:string,
+    unit?:string,
+    inputs:Input[],
+    calc_func:Function,
+    interpret_func:Function
+}
+interface inputOptions {
+    label:string,
+    value:string | number | Date;
+}
+export interface Input{
+    id:string,
+    type: "number" | "text" | "radio",
+    inputOptions?:inputOptions[],
+    min?:number,
+    max?:number,
+    required?:boolean,
+    defaultUnit?:string,
+    unitOptions?:string[]    
+}
+
+export interface Interpretation{
+    level?: "none" | "low" | "moderate" | "high" | "severe",
+    diagnosis?:string,
+    message:string,
+    advice?:string
+}
+export interface Section {
+    id:string,
+    displayName:string,
+    textColor:string,
+    svg:string,
+    calculators:Calculator[]
+}