refac

backend/open_webui/functions.py

@@ -47,7 +47,7 @@ from open_webui.utils.misc import (
 )
 from open_webui.utils.payload import (
     apply_model_params_to_body_openai,
-    apply_model_system_prompt_to_body,
+    apply_system_prompt_to_body,
 )
 
 
@@ -253,9 +253,7 @@ async def generate_function_chat_completion(
         if params:
             system = params.pop("system", None)
             form_data = apply_model_params_to_body_openai(params, form_data)
-            form_data = apply_model_system_prompt_to_body(
-                system, form_data, metadata, user
-            )
+            form_data = apply_system_prompt_to_body(system, form_data, metadata, user)
 
     pipe_id = get_pipe_id(form_data)
     function_module = get_function_module_by_id(request, pipe_id)

backend/open_webui/routers/ollama.py

@@ -47,7 +47,7 @@ from open_webui.utils.misc import (
 from open_webui.utils.payload import (
     apply_model_params_to_body_ollama,
     apply_model_params_to_body_openai,
-    apply_model_system_prompt_to_body,
+    apply_system_prompt_to_body,
 )
 from open_webui.utils.auth import get_admin_user, get_verified_user
 from open_webui.utils.access_control import has_access
@@ -1330,7 +1330,7 @@ async def generate_chat_completion(
             system = params.pop("system", None)
 
             payload = apply_model_params_to_body_ollama(params, payload)
-            payload = apply_model_system_prompt_to_body(system, payload, metadata, user)
+            payload = apply_system_prompt_to_body(system, payload, metadata, user)
 
         # Check if user has access to the model
         if not bypass_filter and user.role == "user":
@@ -1519,7 +1519,7 @@ async def generate_openai_chat_completion(
             system = params.pop("system", None)
 
             payload = apply_model_params_to_body_openai(params, payload)
-            payload = apply_model_system_prompt_to_body(system, payload, metadata, user)
+            payload = apply_system_prompt_to_body(system, payload, metadata, user)
 
         # Check if user has access to the model
         if user.role == "user":

backend/open_webui/routers/openai.py

@@ -39,7 +39,7 @@ from open_webui.env import SRC_LOG_LEVELS
 
 from open_webui.utils.payload import (
     apply_model_params_to_body_openai,
-    apply_model_system_prompt_to_body,
+    apply_system_prompt_to_body,
 )
 from open_webui.utils.misc import (
     convert_logit_bias_input_to_json,
@@ -763,7 +763,7 @@ async def generate_chat_completion(
             system = params.pop("system", None)
 
             payload = apply_model_params_to_body_openai(params, payload)
-            payload = apply_model_system_prompt_to_body(system, payload, metadata, user)
+            payload = apply_system_prompt_to_body(system, payload, metadata, user)
 
         # Check if user has access to the model
         if not bypass_filter and user.role == "user":

backend/open_webui/routers/tasks.py

@@ -198,14 +198,7 @@ async def generate_title(
     else:
         template = DEFAULT_TITLE_GENERATION_PROMPT_TEMPLATE
 
-    content = title_generation_template(
-        template,
-        form_data["messages"],
-        {
-            "name": user.name,
-            "location": user.info.get("location") if user.info else None,
-        },
-    )
+    content = title_generation_template(template, form_data["messages"], user)
 
     max_tokens = (
         models[task_model_id].get("info", {}).get("params", {}).get("max_tokens", 1000)
@@ -289,14 +282,7 @@ async def generate_follow_ups(
     else:
         template = DEFAULT_FOLLOW_UP_GENERATION_PROMPT_TEMPLATE
 
-    content = follow_up_generation_template(
-        template,
-        form_data["messages"],
-        {
-            "name": user.name,
-            "location": user.info.get("location") if user.info else None,
-        },
-    )
+    content = follow_up_generation_template(template, form_data["messages"], user)
 
     payload = {
         "model": task_model_id,
@@ -369,9 +355,7 @@ async def generate_chat_tags(
     else:
         template = DEFAULT_TAGS_GENERATION_PROMPT_TEMPLATE
 
-    content = tags_generation_template(
-        template, form_data["messages"], {"name": user.name}
-    )
+    content = tags_generation_template(template, form_data["messages"], user)
 
     payload = {
         "model": task_model_id,
@@ -437,13 +421,7 @@ async def generate_image_prompt(
     else:
         template = DEFAULT_IMAGE_PROMPT_GENERATION_PROMPT_TEMPLATE
 
-    content = image_prompt_generation_template(
-        template,
-        form_data["messages"],
-        user={
-            "name": user.name,
-        },
-    )
+    content = image_prompt_generation_template(template, form_data["messages"], user)
 
     payload = {
         "model": task_model_id,
@@ -524,9 +502,7 @@ async def generate_queries(
     else:
         template = DEFAULT_QUERY_GENERATION_PROMPT_TEMPLATE
 
-    content = query_generation_template(
-        template, form_data["messages"], {"name": user.name}
-    )
+    content = query_generation_template(template, form_data["messages"], user)
 
     payload = {
         "model": task_model_id,
@@ -611,9 +587,7 @@ async def generate_autocompletion(
     else:
         template = DEFAULT_AUTOCOMPLETE_GENERATION_PROMPT_TEMPLATE
 
-    content = autocomplete_generation_template(
-        template, prompt, messages, type, {"name": user.name}
-    )
+    content = autocomplete_generation_template(template, prompt, messages, type, user)
 
     payload = {
         "model": task_model_id,
@@ -675,14 +649,7 @@ async def generate_emoji(
 
     template = DEFAULT_EMOJI_GENERATION_PROMPT_TEMPLATE
 
-    content = emoji_generation_template(
-        template,
-        form_data["prompt"],
-        {
-            "name": user.name,
-            "location": user.info.get("location") if user.info else None,
-        },
-    )
+    content = emoji_generation_template(template, form_data["prompt"], user)
 
     payload = {
         "model": task_model_id,

backend/open_webui/utils/middleware.py

@@ -74,6 +74,7 @@ from open_webui.utils.misc import (
     add_or_update_user_message,
     get_last_user_message,
     get_last_assistant_message,
+    get_system_message,
     prepend_to_first_user_message_content,
     convert_logit_bias_input_to_json,
 )
@@ -84,7 +85,7 @@ from open_webui.utils.filter import (
     process_filter_functions,
 )
 from open_webui.utils.code_interpreter import execute_code_jupyter
-from open_webui.utils.payload import apply_model_system_prompt_to_body
+from open_webui.utils.payload import apply_system_prompt_to_body
 
 
 from open_webui.config import (
@@ -737,6 +738,12 @@ async def process_chat_payload(request, form_data, user, metadata, model):
     form_data = apply_params_to_form_data(form_data, model)
     log.debug(f"form_data: {form_data}")
 
+    system_message = get_system_message(form_data.get("messages", []))
+    if system_message:
+        form_data = apply_system_prompt_to_body(
+            system_message.get("content"), form_data, metadata, user
+        )
+
     event_emitter = get_event_emitter(metadata)
     event_call = get_event_call(metadata)
 
@@ -778,7 +785,7 @@ async def process_chat_payload(request, form_data, user, metadata, model):
 
             if folder and folder.data:
                 if "system_prompt" in folder.data:
-                    form_data = apply_model_system_prompt_to_body(
+                    form_data = apply_system_prompt_to_body(
                         folder.data["system_prompt"], form_data, metadata, user
                     )
                 if "files" in folder.data:

backend/open_webui/utils/payload.py

@@ -9,7 +9,7 @@ import json
 
 
 # inplace function: form_data is modified
-def apply_model_system_prompt_to_body(
+def apply_system_prompt_to_body(
     system: Optional[str], form_data: dict, metadata: Optional[dict] = None, user=None
 ) -> dict:
     if not system:
@@ -22,15 +22,7 @@ def apply_model_system_prompt_to_body(
             system = prompt_variables_template(system, variables)
 
     # Legacy (API Usage)
-    if user:
-        template_params = {
-            "user_name": user.name,
-            "user_location": user.info.get("location") if user.info else None,
-        }
-    else:
-        template_params = {}
-
-    system = prompt_template(system, **template_params)
+    system = prompt_template(system, user)
 
     form_data["messages"] = add_or_update_system_message(
         system, form_data.get("messages", [])

backend/open_webui/utils/task.py

@@ -2,7 +2,7 @@ import logging
 import math
 import re
 from datetime import datetime
-from typing import Optional
+from typing import Optional, Any
 import uuid
 
 
@@ -38,9 +38,42 @@ def prompt_variables_template(template: str, variables: dict[str, str]) -> str:
     return template
 
 
-def prompt_template(
-    template: str, user_name: Optional[str] = None, user_location: Optional[str] = None
-) -> str:
+def prompt_template(template: str, user: Optional[Any] = None) -> str:
+    if hasattr(user, "model_dump"):
+        user = user.model_dump()
+
+    USER_VARIABLES = {}
+
+    if isinstance(user, dict):
+        birth_date = user.get("date_of_birth")
+        age = None
+
+        if birth_date:
+            try:
+                # If birth_date is str, convert to datetime
+                if isinstance(birth_date, str):
+                    birth_date = datetime.strptime(birth_date, "%Y-%m-%d")
+
+                today = datetime.now()
+                age = (
+                    today.year
+                    - birth_date.year
+                    - ((today.month, today.day) < (birth_date.month, birth_date.day))
+                )
+            except Exception as e:
+                pass
+
+        USER_VARIABLES = {
+            "name": str(user.get("name")),
+            "location": str(user.get("info", {}).get("location")),
+            "bio": str(user.get("bio")),
+            "gender": str(user.get("gender")),
+            "birth_date": str(birth_date),
+            "age": str(age),
+        }
+
+    print(USER_VARIABLES)
+
     # Get the current date
     current_date = datetime.now()
 
@@ -56,19 +89,20 @@ def prompt_template(
     )
     template = template.replace("{{CURRENT_WEEKDAY}}", formatted_weekday)
 
-    if user_name:
-        # Replace {{USER_NAME}} in the template with the user's name
-        template = template.replace("{{USER_NAME}}", user_name)
-    else:
-        # Replace {{USER_NAME}} in the template with "Unknown"
-        template = template.replace("{{USER_NAME}}", "Unknown")
-
-    if user_location:
-        # Replace {{USER_LOCATION}} in the template with the current location
-        template = template.replace("{{USER_LOCATION}}", user_location)
-    else:
-        # Replace {{USER_LOCATION}} in the template with "Unknown"
-        template = template.replace("{{USER_LOCATION}}", "Unknown")
+    template = template.replace("{{USER_NAME}}", USER_VARIABLES.get("name", "Unknown"))
+    template = template.replace("{{USER_BIO}}", USER_VARIABLES.get("bio", "Unknown"))
+    template = template.replace(
+        "{{USER_GENDER}}", USER_VARIABLES.get("gender", "Unknown")
+    )
+    template = template.replace(
+        "{{USER_BIRTH_DATE}}", USER_VARIABLES.get("birth_date", "Unknown")
+    )
+    template = template.replace(
+        "{{USER_AGE}}", str(USER_VARIABLES.get("age", "Unknown"))
+    )
+    template = template.replace(
+        "{{USER_LOCATION}}", USER_VARIABLES.get("location", "Unknown")
+    )
 
     return template
 
@@ -189,90 +223,56 @@ def rag_template(template: str, context: str, query: str):
 
 
 def title_generation_template(
-    template: str, messages: list[dict], user: Optional[dict] = None
+    template: str, messages: list[dict], user: Optional[Any] = None
 ) -> str:
+
     prompt = get_last_user_message(messages)
     template = replace_prompt_variable(template, prompt)
     template = replace_messages_variable(template, messages)
 
-    template = prompt_template(
-        template,
-        **(
-            {"user_name": user.get("name"), "user_location": user.get("location")}
-            if user
-            else {}
-        ),
-    )
+    template = prompt_template(template, user)
 
     return template
 
 
 def follow_up_generation_template(
-    template: str, messages: list[dict], user: Optional[dict] = None
+    template: str, messages: list[dict], user: Optional[Any] = None
 ) -> str:
     prompt = get_last_user_message(messages)
     template = replace_prompt_variable(template, prompt)
     template = replace_messages_variable(template, messages)
 
-    template = prompt_template(
-        template,
-        **(
-            {"user_name": user.get("name"), "user_location": user.get("location")}
-            if user
-            else {}
-        ),
-    )
+    template = prompt_template(template, user)
     return template
 
 
 def tags_generation_template(
-    template: str, messages: list[dict], user: Optional[dict] = None
+    template: str, messages: list[dict], user: Optional[Any] = None
 ) -> str:
     prompt = get_last_user_message(messages)
     template = replace_prompt_variable(template, prompt)
     template = replace_messages_variable(template, messages)
 
-    template = prompt_template(
-        template,
-        **(
-            {"user_name": user.get("name"), "user_location": user.get("location")}
-            if user
-            else {}
-        ),
-    )
+    template = prompt_template(template, user)
     return template
 
 
 def image_prompt_generation_template(
-    template: str, messages: list[dict], user: Optional[dict] = None
+    template: str, messages: list[dict], user: Optional[Any] = None
 ) -> str:
     prompt = get_last_user_message(messages)
     template = replace_prompt_variable(template, prompt)
     template = replace_messages_variable(template, messages)
 
-    template = prompt_template(
-        template,
-        **(
-            {"user_name": user.get("name"), "user_location": user.get("location")}
-            if user
-            else {}
-        ),
-    )
+    template = prompt_template(template, user)
     return template
 
 
 def emoji_generation_template(
-    template: str, prompt: str, user: Optional[dict] = None
+    template: str, prompt: str, user: Optional[Any] = None
 ) -> str:
     template = replace_prompt_variable(template, prompt)
-    template = prompt_template(
-        template,
-        **(
-            {"user_name": user.get("name"), "user_location": user.get("location")}
-            if user
-            else {}
-        ),
-    )
+    template = prompt_template(template, user)
 
     return template
 
@@ -282,38 +282,24 @@ def autocomplete_generation_template(
     prompt: str,
     messages: Optional[list[dict]] = None,
     type: Optional[str] = None,
-    user: Optional[dict] = None,
+    user: Optional[Any] = None,
 ) -> str:
     template = template.replace("{{TYPE}}", type if type else "")
     template = replace_prompt_variable(template, prompt)
     template = replace_messages_variable(template, messages)
 
-    template = prompt_template(
-        template,
-        **(
-            {"user_name": user.get("name"), "user_location": user.get("location")}
-            if user
-            else {}
-        ),
-    )
+    template = prompt_template(template, user)
     return template
 
 
 def query_generation_template(
-    template: str, messages: list[dict], user: Optional[dict] = None
+    template: str, messages: list[dict], user: Optional[Any] = None
 ) -> str:
     prompt = get_last_user_message(messages)
     template = replace_prompt_variable(template, prompt)
     template = replace_messages_variable(template, messages)
 
-    template = prompt_template(
-        template,
-        **(
-            {"user_name": user.get("name"), "user_location": user.get("location")}
-            if user
-            else {}
-        ),
-    )
+    template = prompt_template(template, user)
     return template
 
 

src/lib/components/channel/MessageInput.svelte

@@ -12,6 +12,7 @@
 		blobToFile,
 		compressImage,
 		extractInputVariables,
+		getAge,
 		getCurrentDateTime,
 		getFormattedDate,
 		getFormattedTime,
@@ -31,6 +32,7 @@
 	import FilesOverlay from '../chat/MessageInput/FilesOverlay.svelte';
 	import Commands from '../chat/MessageInput/Commands.svelte';
 	import InputVariablesModal from '../chat/MessageInput/InputVariablesModal.svelte';
+	import { getSessionUser } from '$lib/apis/auths';
 
 	export let placeholder = $i18n.t('Send a Message');
 
@@ -116,11 +118,47 @@
 			text = text.replaceAll('{{USER_LOCATION}}', String(location));
 		}
 
+		const sessionUser = getSessionUser(localStorage.token);
+
 		if (text.includes('{{USER_NAME}}')) {
-			const name = $user?.name || 'User';
+			const name = sessionUser?.name || 'User';
 			text = text.replaceAll('{{USER_NAME}}', name);
 		}
 
+		if (text.includes('{{USER_BIO}}')) {
+			const bio = sessionUser?.bio || '';
+
+			if (bio) {
+				text = text.replaceAll('{{USER_BIO}}', bio);
+			}
+		}
+
+		if (text.includes('{{USER_GENDER}}')) {
+			const gender = sessionUser?.gender || '';
+
+			if (gender) {
+				text = text.replaceAll('{{USER_GENDER}}', gender);
+			}
+		}
+
+		if (text.includes('{{USER_BIRTH_DATE}}')) {
+			const birthDate = sessionUser?.date_of_birth || '';
+
+			if (birthDate) {
+				text = text.replaceAll('{{USER_BIRTH_DATE}}', birthDate);
+			}
+		}
+
+		if (text.includes('{{USER_AGE}}')) {
+			const birthDate = sessionUser?.date_of_birth || '';
+
+			if (birthDate) {
+				// calculate age using date
+				const age = getAge(birthDate);
+				text = text.replaceAll('{{USER_AGE}}', age);
+			}
+		}
+
 		if (text.includes('{{USER_LANGUAGE}}')) {
 			const language = localStorage.getItem('locale') || 'en-US';
 			text = text.replaceAll('{{USER_LANGUAGE}}', language);

src/lib/components/chat/Chat.svelte

@@ -44,11 +44,6 @@
 		copyToClipboard,
 		getMessageContentParts,
 		createMessagesList,
-		extractSentencesForAudio,
-		promptTemplate,
-		splitStream,
-		sleep,
-		removeDetails,
 		getPromptVariables,
 		processDetails,
 		removeAllDetails
@@ -1655,6 +1650,14 @@
 		);
 		await tick();
 
+		let userLocation;
+		if ($settings?.userLocation) {
+			userLocation = await getAndUpdateUserLocation(localStorage.token).catch((err) => {
+				console.error(err);
+				return undefined;
+			});
+		}
+
 		const stream =
 			model?.info?.params?.stream_response ??
 			$settings?.params?.stream_response ??
@@ -1665,16 +1668,7 @@
 			params?.system || $settings.system
 				? {
 						role: 'system',
-						content: `${promptTemplate(
-							params?.system ?? $settings?.system ?? '',
-							$user?.name,
-							$settings?.userLocation
-								? await getAndUpdateUserLocation(localStorage.token).catch((err) => {
-										console.error(err);
-										return undefined;
-									})
-								: undefined
-						)}`
+						content: `${params?.system ?? $settings?.system ?? ''}`
 					}
 				: undefined,
 			..._messages.map((message) => ({
@@ -1752,15 +1746,7 @@
 					memory: $settings?.memory ?? false
 				},
 				variables: {
-					...getPromptVariables(
-						$user?.name,
-						$settings?.userLocation
-							? await getAndUpdateUserLocation(localStorage.token).catch((err) => {
-									console.error(err);
-									return undefined;
-								})
-							: undefined
-					)
+					...getPromptVariables($user?.name, $settings?.userLocation ? userLocation : undefined)
 				},
 				model_item: $models.find((m) => m.id === model.id),
 

src/lib/components/chat/MessageInput.svelte

@@ -38,6 +38,7 @@
 		extractContentFromFile,
 		extractCurlyBraceWords,
 		extractInputVariables,
+		getAge,
 		getCurrentDateTime,
 		getFormattedDate,
 		getFormattedTime,
@@ -73,6 +74,7 @@
 	import { KokoroWorker } from '$lib/workers/KokoroWorker';
 	import InputVariablesModal from './MessageInput/InputVariablesModal.svelte';
 	import Voice from '../icons/Voice.svelte';
+	import { getSessionUser } from '$lib/apis/auths';
 	const i18n = getContext('i18n');
 
 	export let onChange: Function = () => {};
@@ -176,11 +178,47 @@
 			text = text.replaceAll('{{USER_LOCATION}}', String(location));
 		}
 
+		const sessionUser = getSessionUser(localStorage.token);
+
 		if (text.includes('{{USER_NAME}}')) {
-			const name = $_user?.name || 'User';
+			const name = sessionUser?.name || 'User';
 			text = text.replaceAll('{{USER_NAME}}', name);
 		}
 
+		if (text.includes('{{USER_BIO}}')) {
+			const bio = sessionUser?.bio || '';
+
+			if (bio) {
+				text = text.replaceAll('{{USER_BIO}}', bio);
+			}
+		}
+
+		if (text.includes('{{USER_GENDER}}')) {
+			const gender = sessionUser?.gender || '';
+
+			if (gender) {
+				text = text.replaceAll('{{USER_GENDER}}', gender);
+			}
+		}
+
+		if (text.includes('{{USER_BIRTH_DATE}}')) {
+			const birthDate = sessionUser?.date_of_birth || '';
+
+			if (birthDate) {
+				text = text.replaceAll('{{USER_BIRTH_DATE}}', birthDate);
+			}
+		}
+
+		if (text.includes('{{USER_AGE}}')) {
+			const birthDate = sessionUser?.date_of_birth || '';
+
+			if (birthDate) {
+				// calculate age using date
+				const age = getAge(birthDate);
+				text = text.replaceAll('{{USER_AGE}}', age);
+			}
+		}
+
 		if (text.includes('{{USER_LANGUAGE}}')) {
 			const language = localStorage.getItem('locale') || 'en-US';
 			text = text.replaceAll('{{USER_LANGUAGE}}', language);
@@ -872,7 +910,8 @@
 												: `${WEBUI_BASE_URL}/static/favicon.png`)}
 									/>
 									<div class="translate-y-[0.5px]">
-										{$i18n.t('Talk to model')}: <span class=" font-medium">{atSelectedModel.name}</span>
+										{$i18n.t('Talk to model')}:
+										<span class=" font-medium">{atSelectedModel.name}</span>
 									</div>
 								</div>
 								<div>

src/lib/utils/index.ts

@@ -980,77 +980,6 @@ export const getPromptVariables = (user_name, user_location) => {
 	};
 };
 
-/**
- * @param {string} template - The template string containing placeholders.
- * @returns {string} The template string with the placeholders replaced by the prompt.
- */
-export const promptTemplate = (
-	template: string,
-	user_name?: string,
-	user_location?: string
-): string => {
-	// Get the current date
-	const currentDate = new Date();
-
-	// Format the date to YYYY-MM-DD
-	const formattedDate =
-		currentDate.getFullYear() +
-		'-' +
-		String(currentDate.getMonth() + 1).padStart(2, '0') +
-		'-' +
-		String(currentDate.getDate()).padStart(2, '0');
-
-	// Format the time to HH:MM:SS AM/PM
-	const currentTime = currentDate.toLocaleTimeString('en-US', {
-		hour: 'numeric',
-		minute: 'numeric',
-		second: 'numeric',
-		hour12: true
-	});
-
-	// Get the current weekday
-	const currentWeekday = getWeekday();
-
-	// Get the user's timezone
-	const currentTimezone = getUserTimezone();
-
-	// Get the user's language
-	const userLanguage = localStorage.getItem('locale') || 'en-US';
-
-	// Replace {{CURRENT_DATETIME}} in the template with the formatted datetime
-	template = template.replace('{{CURRENT_DATETIME}}', `${formattedDate} ${currentTime}`);
-
-	// Replace {{CURRENT_DATE}} in the template with the formatted date
-	template = template.replace('{{CURRENT_DATE}}', formattedDate);
-
-	// Replace {{CURRENT_TIME}} in the template with the formatted time
-	template = template.replace('{{CURRENT_TIME}}', currentTime);
-
-	// Replace {{CURRENT_WEEKDAY}} in the template with the current weekday
-	template = template.replace('{{CURRENT_WEEKDAY}}', currentWeekday);
-
-	// Replace {{CURRENT_TIMEZONE}} in the template with the user's timezone
-	template = template.replace('{{CURRENT_TIMEZONE}}', currentTimezone);
-
-	// Replace {{USER_LANGUAGE}} in the template with the user's language
-	template = template.replace('{{USER_LANGUAGE}}', userLanguage);
-
-	if (user_name) {
-		// Replace {{USER_NAME}} in the template with the user's name
-		template = template.replace('{{USER_NAME}}', user_name);
-	}
-
-	if (user_location) {
-		// Replace {{USER_LOCATION}} in the template with the current location
-		template = template.replace('{{USER_LOCATION}}', user_location);
-	} else {
-		// Replace {{USER_LOCATION}} in the template with 'Unknown' if no location is provided
-		template = template.replace('{{USER_LOCATION}}', 'LOCATION_UNKNOWN');
-	}
-
-	return template;
-};
-
 /**
  * This function is used to replace placeholders in a template string with the provided prompt.
  * The placeholders can be in the following formats:
@@ -1085,8 +1014,6 @@ export const titleGenerationTemplate = (template: string, prompt: string): strin
 		}
 	);
 
-	template = promptTemplate(template);
-
 	return template;
 };
 
@@ -1589,3 +1516,15 @@ export const querystringValue = (key: string): string | null => {
 	const urlParams = new URLSearchParams(querystring);
 	return urlParams.get(key);
 };
+
+export const getAge = (birthDate) => {
+	const today = new Date();
+	const bDate = new Date(birthDate);
+	let age = today.getFullYear() - bDate.getFullYear();
+	const m = today.getMonth() - bDate.getMonth();
+
+	if (m < 0 || (m === 0 && today.getDate() < bDate.getDate())) {
+		age--;
+	}
+	return age.toString();
+};