Nutlog A web-based exercise and nutrition log application Speaker: Rachal Royce Andy Chang | Simba Hinds | Rachal Royce Problem space Problem: Many resolutions to adopt a healthier lifestyle fail. – People try to change their habits too drastically, or expect immediate results – Need for a convenient, flexible, and unthreatening means of measuring gradual progress Solution: an application that allows users to record and analyze daily activity and food choices. – A daily log acts as a… Concrete record. Forces the user to recognize the reality of what they eat and how they exercise Reference. Shows user how and where previous attempts went wrong Planner. Allows user to set specific goals and monitor their progress. Don’t diet and exercise logs already exist? – Yes, but they have their problems. – Manual – Commercial software applications – Web-based Customer Main customer: – Individuals looking to sustain a healthier lifestyle through the use of daily diet and exercise log – Individuals who want to measure progress towards the achievement of specific goals – The log must be: easy to use convenient not overly complex intuitive free – Specific customer: Russann Royce, 55-year office manager Molly O’Brien, 21-year college student Main Utilities User can create a personal profile Once registered, user can access account from any location Track daily diet and exercise Log tracks both exercise and nutrition Each day, user records food or exercise items and informational details associated with item Food: food group, calories/serving, fats, carbohydrates, protein, # servings Exercise: time, distance, intensity, weights, calories burned System provides list and graphical summaries for each day’s activity Food Group Cal. Fats Carbs Protein Servings Banana Fruit 186 6 5 0 1 Carrots Vegetable 45 0 0 1 1 Total 131 6 5 1 Main Utilities (continued) Provide graphical progress reports System provides various charts, tables, and graphs based on data from user’s log entries Allow user to analyze periodic trends and progressions towards goals over various intervals of time my goals for today: Set and monitor goals -30 mins. cardio [DONE] User can define goals based on any numerical -1800 calories eaten [ON TRACK] field variable for either nutrition or exercise -3 vegetables [NEED 1] Day summary will display the current goal and a status chart (2/3) Goal summary page will list all current goals and allow the user to add, modify, or delete them System Requirements Functional Requirements – Login & Signup Create new account Manage account settings – Exercise and Nutrition Log Add item to log Add item to database Modify or delete item – Setting Goals Add, modify, remove goal – Analysis View reports (summaries, charts, and graphs) View goal progress – Help Introduction to the system, instructions for use and documentation System Requirements Non-functional Requirements – Timing: the project needs to be completed by the project’s deadline – Platform: Unix – User interface: website – Scale: the system should be able to handle 10,000 users – Performance: user requests on average should take no longer than 5 seconds – Compatibility: the system should be compatible with Internet Explorer, Mozilla Firefox, and Safari. – Required third-party components: the system will require a database – Development process: the system should be operable at various stages of development without all of its features being fully implemented Main process diagram Create a new account Log in View home page (current day’s summary) Manage account Add item to log View reports Modify goals settings Add Item use case User selects date User inputs item name User defines item NO YES User inputs amount (user enters item Does item exist? (servings or details) duration) User clicks “Save” Site homepage home tracking reports about journal goals nut log contact help help calendar us nut log. food & exercise made easy. welcome to nutlog! Been meaning to make the change to a healthier lifestyle? Well it’s never been easier. Nutlog allows you to track your daily food and exercise choices, analyze your progress, and meet your goals. Questions or comments? Visit the help section or contact us at firstname.lastname@example.org username: password: sign in not a member? register here A Day’s Entry home go to date mm dd yy reports goals calendar help nut log. food & exercise made easy. logged in as: rachalroyce logout Daily summary for: rachal royce february 12, 2008 my goals for today: Add food -30 mins. cardio [DONE] app -1800 calories eaten [ON TRACK] Food save Food group Cal. Fats Carbs Protein Servings Add exercise -3 vegetables [NEED 1] apple FruitFood 80 Group0 6 Cal. 6 Fats 1 Carbs Protein Servings Food Group Cal. Fats Carbs Protein Servings apple pie DessertBanana 320 16 Fruit 14 186 6 6 5 save 0 5 1 Banana Fruit 186 6 0 1 apple sauce save Fruit 60 4 8 6 Carrots Vegetable 45 0 0 1 1 Apple Fruit 80 0 6 6 1 Create new Total Total 186 6 5 05 1 211 131 6 11 7 1 app Exercise Time Distance Inte- Heart Weights Cal. burned nsity rate Running 30 186 6 5 0 1 Total 186 6 5 0 1 Some Problems Security – How do we prevent users from creating too many accounts? – How do we ensure that user profile information and logs are protected? – Do we back up user data? Database – How do we maintain performance as the database grows? Support – Do we offer support when users encounter problems? Design – How flexible should the system be? Will it be easy to add new features?