Adding drug dose calculator (Atorvastatin), GRACE(Discharge) score

src/app/utils/calculators/Drug Dose Calculator/Adult.ts

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+import { Calculator, Drug, Input, Interpretation, Values, inputOptions } from "../types"
+import { DrugRegistry } from "./drugs/drug_registry"
+
+function generateDrugList():inputOptions[] {
+    const drugs:inputOptions[] = DrugRegistry.map(e => {
+        console.log(e.name);
+        const drug:inputOptions = {
+            label:e.name,
+            value:e.id
+        }
+        return drug;
+    });
+    console.log(drugs);
+    return drugs;
+}
+const parameters:Input[] = [
+    {
+        id:"drug",
+        name:"Drug name",
+        placeholder:"Select the drug by searching its name below",
+        type:"search",
+        inputOptions:generateDrugList()
+    },
+    {
+        id:"weight",
+        name:"Weight",
+        placeholder:"Enter the weight of the patient",
+        type:"number"
+    },
+    {
+        id:"ckd",
+        name:"CKD Stage",
+        placeholder:"Whether the patient has CKD, if yes, select the stage",
+        type:"select",
+        inputOptions:[
+            {
+                label:"None",
+                value:"none"
+            },
+            {
+                label:"CKD stage 3a",
+                value:"3A"
+            },
+            {
+                label:"CKD Stage 3B",
+                value:"3B"
+            },
+            {
+                label:"CKD Stage 4",
+                value:"4"
+            },
+            {
+                label:"CKD Stage 5 / ESRD",
+                value:"5"
+            }
+        ]
+    },
+    {
+        id:"cld",
+        name:"CLD Stage (Child Pugh)",
+        placeholder:"Whether the patient has CLD, if yes, select the Child Pugh Stage",
+        type:"select",
+        inputOptions:[
+            {
+                label:"None",
+                value:"none"
+            },
+            {
+                label:"Child Pugh A",
+                value:"A"
+            },
+            {
+                label:"Child Pugh B",
+                value:"B"
+            },
+            {
+                label:"Child Pugh C",
+                value:"C"
+            }
+        ]
+    }
+]
+
+export const Adult_Drug_Calculator:Calculator = {
+    id:"adult_drug_calculator",
+    name:"Adult Dose Calculator",
+    desc:"Adult Dose Calculator can be used to calculate the drug dosing of different dose which also accounts for different comorbidities like CKD and CLD",
+    inputs:parameters,
+    calc_func:(values : Values) : string | number => {
+        const drugID = values.drug as string;
+        const weight = values.weight as number;
+        const ckd = values.ckd as "none" | "3A" | "3B" | "4" | "5";
+        const cld = values.cld as "none" | "A" | "B" | "C";
+        const drug = DrugRegistry.find(e => e.id === drugID);
+        if(drug){
+            if(typeof drug.cld_dosing !== "undefined" && typeof drug.ckd_dosing !== "undefined" && ckd !== "none" && cld == "none"){
+                const dosingObj = drug.cld_dosing.find(e => e.stage === cld);
+                if(drug.isWeightBased){
+                    return `${Math.floor(dosingObj?.dosing * weight)} ${drug.unit}`;
+                }else{
+                    return `${Math.floor(dosingObj?.dosing)} ${drug.unit}` || 0;
+                }
+            }else if(typeof drug.cld_dosing !== "undefined" && cld !== "none"){
+                const dosingObj = drug.cld_dosing.find(e => e.stage === cld);
+                if(drug.isWeightBased){
+                    return `${Math.floor(dosingObj?.dosing * weight)} ${drug.unit}`;
+                }else{
+                    return `${Math.floor(dosingObj?.dosing)} ${drug.unit}` || 0;
+                }
+            }else if(typeof drug.ckd_dosing !== "undefined" && ckd !== "none"){
+                const dosingObj = drug.ckd_dosing.find(e => e.stage === ckd);
+                if(drug.isWeightBased){
+                    return `${Math.floor(dosingObj?.dosing * weight)} ${drug.unit}`;
+                }else{
+                    return `${Math.floor(dosingObj?.dosing)} ${drug.unit}` || 0;
+                }
+            }else{
+                if(drug.isWeightBased){
+                    return `${Math.floor(drug.adult_dosing * weight)} ${drug.unit}`;
+                }else{
+                    return `${drug.adult_dosing} ${drug.unit}`;
+                }
+            }
+        }else{
+            return -1;
+        }
+    },
+    interpret_func:(dosing:number | string):Interpretation => {
+        if(dosing === 0){
+            return {
+                level:"severe",
+                message:"Drug is to be avoided in patient"
+            }
+        }else if(dosing === -1){
+            return {
+                level:"none",
+                message:"Drug not found"
+            }
+        }else{
+            return {
+                level:"low",
+                message:`Calculated dosing for the drug is ${dosing ? dosing : null}`
+            }
+        }
+    }
+}

src/app/utils/calculators/Drug Dose Calculator/drugs/Cardiology/atorvastatin.ts

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+import { Drug } from "../../../types";
+
+export const Atorvastatin:Drug = {
+    id:"atorvastatin",
+    name:"Atorvastatin",
+    adult_dosing:"10mg to 20mg",
+    pediatric_dosing:"10mg to 20mg",
+    isWeightBased:false,
+    max_dose:"80mg",
+    max_dose_pediatric:"20mg",
+    unit:"mg",
+    cld_dosing:[
+        {
+            stage:"B",
+            to_be_given:true,
+            dosing:"5-10mg OD",
+            max_dose:"20mg"
+        },
+        {
+            stage:"C",
+            to_be_given:false
+        }
+    ]
+};

src/app/utils/calculators/Drug Dose Calculator/drugs/Cardiology/metoprolol.ts

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+import { Drug } from "../../../types";
+
+export const metoprolol:Drug = {
+    id:"metoprolol",
+    name:"Metoprolol",
+    adult_dosing:1.5,
+    max_dose:"200mg",
+    isWeightBased:true,
+    unit:"mg",
+    pediatric_dosing:0.5,
+    cld_dosing:[
+        {
+            stage:"B",
+            to_be_given:true,
+            dosing:0.5
+        },
+        {
+            stage:"C",
+            to_be_given:true,
+            dosing:0.25
+        }
+    ]
+}

src/app/utils/calculators/Drug Dose Calculator/drugs/drug_registry.ts

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+import { Drugs } from "../../types";
+import { Atorvastatin } from "./Cardiology/atorvastatin";
+import { metoprolol } from "./Cardiology/metoprolol";
+
+export const DrugRegistry:Drugs = [
+    Atorvastatin,
+    metoprolol
+];