As a user I want to specify on which date I made the expense.

• possibility to enter date (required) when creating an expense
• output the date in the list of expenses
• order the list of expenses by date (in descending order)

As a user I want to delete my account when I'm not using it any more to be able to have control over my private data.

The (login) name of an account should be unique. If I try to register a new account with the same login name, than I see an error parameter in the URL but no error message within the form.

When I click on Show Statistics I want to start with the current month, not with a future month (even if I already inserted expenses within the future).

As a user I want to create categories and assign them to expenses to be able to group expenses and analyse my own purchase behaviour.

• possibility to create categories
• possibility to assign a category to a new expense (required)

Currently the headlines

• Income
• Monthly Expenses
• Expenses
  are used, independently of the choosen language of the website. This should be connected to the choosen language and the headlines should be taken from the properties.

As a user I want to have exlusive access to my expenses.

• login page that accepts specific combinations of username and password
• every other page requires to be logged in
• every user is only able to see and edit his own expenses

As a user I want to know the average expenses per month to get to know how much money I can save per month.

• total sum per month
• total sum per category per month
• graphical representation of sum per category per month

As a user I don't want other people with access to my browser/pc to be able to access my data.

• logout button

As an application admin, I want to know usage statistics of the application, to better prioritise future improvements.

• start date of application
• amount of logins
• amount of new expenses

As a user I want to track expenses, consisting of an amount of money (double value).

• possibility to insert amount (required) with reason (optional)
• possibility to see inserted amounts with reasons

Currently a list of StatisticsPair are returned from the statisticsDAO with a specific order set within the sql statement. But a container exists with a more precise api that has a clear order of the statisticsPair.

Expand export to csv to

• all months of a selected year?
• all months with expenses?

layout enhancement

As a user I want to change my username and/or password to assure security.

• new edit user page, reachable if logged in
• possibility to change password

Remove

• monthly expenses
• income
• monthly income
  from Top10 view.

As a user I want to to edit my categories to be able to subsequently change the way I group my expenses and analyse my own purchasing behaviour.

• possibility to edit the name of a category
• changed category will automatically be updated within every expense connected to this category

Add Top 20 expenses with Category, Name and Amount to csv export.

As a user I want the application to be written in my own language to have a more easy way of handling.

• possibility to change the language between english and german
• language is persistent configuration

As a user I want to be warned before I delete something to avoid having to recreate the things I delete by mistake.

• confirmation prompts before every delete action

As a frequent user I want to compare the statistics of different months to review if I successfully changed my purchasing behaviour if I wanted to.

• possibility to compare absolute values and relative sizes of the expenses per category of different months

Export the following sums per month with expenses as column in a csv file:

• income monthly per category
• income per category
• expenses monthly per category
• expenses per category

show number of expenses that are

• belonging to the logged in user
• are NOT income
• are NOT monthly

• use "," instead of ";" - csv stands for comma separated values
• use "" around columns, if a "," or a """ is within a column (e.g. the amount columns)

As a user I want the date values within the add expense form set per default to the current day to not have to set them manually every time.

• add expense form: day, month, year set to current day initially

When I click on List Expenses I don't want to see expenses from months within the future (even if I already inserted expenses within the future). To see them I want to click on the left button after the default page of this feature.

As a user I want to upload a picture of mine to see it in the upper right corner to get a more individual feeling with the user interface.

As a user I want to edit a formerly created expense.

• possibility to change expenses
• possibility to change every attribute of an expense
• possibility to delete expenses

• use of SHA256 to hash password
• generate user-specific 256bit/32byte salt (blob in database) (with SecureRandom as random generator)
• hash combination of password and salt

As a user never logged in before I want to be able to create a new user.

• register page with username, password

As a user I want to delete non used categories to get a better overview to which categories I want to group my own expenses.

• possibility to delete non used categories