By: Team F11-4 Since: Jun 2016 Licence: MIT

1. Introduction

NUS Hangs is for those who Wants to find a convenient time slot for the people who are joining his/her event. More importantly, NUS Hangs is optimized for those who prefer to work with a Command Line Interface (CLI) while still having the benefits of a Graphical User Interface (GUI). If you can type fast,NUS Hangs can get your contact management tasks done faster than traditional GUI apps. Interested? Jump to the Section 2, “Quick Start” to get started. Enjoy!

2. Quick Start

  1. Ensure you have Java version 9 or later installed in your Computer.

  2. Download the latest nus.Hangs.jar here.

  3. Copy the file to the folder you want to use as the home folder for Nus Hangs.

  4. Double-click the file to start the app. The GUI should appear in a few seconds.

    Ui

  5. Type the command in the command box and press Enter to execute it.
    e.g. typing help and pressing Enter will open the help window.

  1. The application launch in a state which grant read-only rights to the user. Some of the commands that are available in this state includes:

  2. To make use of functions that add or edit information, the application requires the user to create and login to an account.

    The default username is "admin" and the default password is "adminPassword".
    To prevent unauthorized users from creating an account, create can only be executed when a user is logged on.
    An example in the context of an interest group: Only committee members should be allowed to make changes to the data while members are restricted to viewing rights.

  1. Some example commands you can try:

    • list : lists all person

    • add_group: add_group n/Family d/This is a family group description : adds a group named "Family" with the following description.

    • delete_group: delete_group n/Family : deletes the Family group from NUS Hang.

    • exit : exits the app

  2. Refer to Section 3, “Features” for details of each command.

3. Features

Command Format

  • Words in UPPER_CASE are the parameters to be supplied by the user e.g. in n/NAME_OF_FRIEND, NAME_OF_FRIEND is a parameter which can be used as add n/John Doe.

  • Items in square brackets are optional e.g n/NAME [i/INDEX] can be used as n/John Doe i/1 or as n/John Doe.

  • Parameters can be in any order e.g. if the command specifies n/NAME INDEX, INDEX n/NAME is also acceptable.

4. Common

4.1. Viewing help : help

Format: help

4.2. Exiting the program : exit

Exits the program.
Format: exit

4.3. Saving the data

NUS Hangs data are saved in the hard disk automatically after any command that changes the data.
There is no need to save manually.

5. Security (Leslie)

5.1. Create an account: create

Create an account in the system. The password is case sensitive.
Format: create u/USERNAME pw/PASSWORD

(Coming in v2.0: Stores account details after closing and reopening app.)

At this stage, the user is required to create a new account each time they restart the application
To prevent unauthorized users from creating an account, only admin or other logged in users can create account
Admin Username: admin, Admin Password: adminPassword

Examples:

  • create u/sampleUser pw/dontUseWeakPassword

5.2. Login to an account : login

Login into the system.
Users are required to login to execute most commands of the NUS Hangs

Format: login u/USERNAME pw/PASSWORD

Examples:

  • login u/username pw/dontUseWeakPassword

5.3. Encrypt password

Encrypts password so that it will not be stored as plain text. This function runs when dealing with user’s password.

5.4. Changing password: update_pw [coming in v2.0]

Change the user password, requires user to be logged in first.
Format: update_pw c/CURRENT_PASSWORD n/NEW_PASSWORD

Examples:

  • update_pw c/password n/newpass

6. Person

6.1. Adding a person: add (ZhiWei)

Short form/Alias: a

Adds a person to NUS Hangs
Format: add n/NAME [p/PHONE_NUMBER] [e/EMAIL] [a/ADDRESS] [t/TAG]…​

  • Inputs in square brackets are optional

A person can have any number of tags (including 0)

Examples:

  • add n/John Doe p/98765432 e/johnd@example.com a/John street, block 123, #01-01

  • add n/Betsy Crowe t/friend e/betsycrowe@example.com a/Newgate Prison p/1234567 t/criminal

  • add n/Nancy t/friend t/neighbour

  • add n/James t/friend e/james@example.com t/classmates

  • a n/Joji t/Singer

6.2. Listing all persons : list

Short form/Alias: l

Shows a list of all persons in the NUS Hangs.
Format: list

6.3. Listing all groups a person is in : list (Melodies)

Short form/Alias: l

Shows a list of all groups the person specified by his PERSON_INDEX is in.
Format: list PERSON_INDEX

(Remember to list first)

  • List the groups that the person at the specified INDEX is currently in. The index refers to the index number shown in the displayed person list. The index must be a positive integer 1, 2, 3, …​

Example:

  • list 1

(lists all the groups that the person at index 1 is added to previously)

6.4. Editing a person : edit

Short form/Alias: e

Edits an existing person in the NUS Hangs.
Format: edit INDEX [n/NAME] [p/PHONE] [e/EMAIL] [a/ADDRESS] [fl/STORED_LOCATION] [t/TAG]…​

  • Edits the person at the specified INDEX. The index refers to the index number shown in the displayed person list. The index must be a positive integer 1, 2, 3, …​

  • At least one of the optional fields must be provided.

  • Existing values will be updated to the input values.

  • When editing tags, the existing tags of the person will be removed i.e adding of tags is not cumulative.

  • You can remove all the person’s tags by typing t/ without specifying any tags after it. *

Examples:

  • edit 1 p/91234567 e/johndoe@example.com
    Edits the phone number and email address of the 1st person to be 91234567 and johndoe@example.com respectively.

  • edit 2 n/Betsy Crower t/
    Edits the name of the 2nd person to be Betsy Crower and clears all existing tags.

  • edit 1 fl/C:\Users\admin\Downloads\cs2103\tiredAndSadness
    Edits the stored location of the 1st person to be C:/Users/admin/Downloads/cs2103/tiredAndSadness/ respectively.

6.5. Finding a person : find (ZhiWei)

Short form/Alias: f

Finds all persons in NusHangs, whose contain keywords provided by prefix(es).
Format: find [n/NAME…​] [p/PHONE_NUMBER…​] [e/EMAIL…​] [a/ADDRESS…​] [t/TAG…​]

Inputs in square brackets are optional

  • The search is case insensitive. e.g hans will match Hans

  • The order of the keywords and the prefix does not matter. e.g. Hans Bo will match Bo Hans

  • All information of a person will be searched, provided by the prefix

  • Only full words will be matched e.g. Han will not match Hans

  • Persons matching at least one keyword will be returned (i.e. OR search).
    e.g. Hans Bo will return Hans Gruber and Bo Yang

Examples:

  • find n/alex
    Returns any person having names with alex

  • find n/Betsy Tim John
    Returns any person having names Betsy, Tim, or John

  • find n/alex bernice t/friends
    Returns any person having alex and bernice in name and friends in tags

  • find a/tampines p/12345678 87654321
    Returns any person having Tampines in address and 12345678 & 87654321 in phone

6.6. Deleting a person : delete

Short form/Alias: ds

Deletes the specified person from the NUS Hangs.
Format: delete INDEX

  • Deletes the person at the specified INDEX.

  • The index refers to the index number shown in the displayed person list.

  • The index must be a positive integer 1, 2, 3, …​

  • The timetable of the person will be deleted from the stored folder of the person.

Examples:

  • list
    delete 2
    Deletes the 2nd person in the NUS Hangs.

  • find Betsy
    delete 1
    Deletes the 1st person in the results of the find command.

6.7. Selecting a person : select

Selects the person identified by the index number used in the displayed person list.
Format: select INDEX

  • Selects the person and loads the Google search page the person at the specified INDEX.

  • The index refers to the index number shown in the displayed person list.

  • The index must be a positive integer 1, 2, 3, …​

Examples:

  • list
    select 2
    Selects the 2nd person in NUS Hangs.

  • find Betsy
    select 1
    Selects the 1st person in the results of the find command.

6.8. Listing entered commands : history

Lists all the commands that you have entered in reverse chronological order.
Format: history

Pressing the ↑ and ↓ arrows will display the previous and next input respectively in the command box.

6.9. Undoing previous command : undo

Restores the NUS Hangs to the state before the previous undoable command was executed.
Format: undo

Undoable commands: those commands that modify the NUS Hangs’s content (add, delete, edit and clear). undo (delete) will not undo the delete of the timetable file at the stored location.

Examples:

  • delete 1
    list
    undo (reverses the delete 1 command)

  • select 1
    list
    undo
    The undo command fails as there are no undoable commands executed previously.

  • delete 1
    clear
    undo (reverses the clear command)
    undo (reverses the delete 1 command)

6.10. Redoing the previously undone command : redo

Reverses the most recent undo command.
Format: redo

Examples:

  • delete 1
    undo (reverses the delete 1 command)
    redo (reapplies the delete 1 command)

  • delete 1
    redo
    The redo command fails as there are no undo commands executed previously.

  • delete 1
    clear
    undo (reverses the clear command)
    undo (reverses the delete 1 command)
    redo (reapplies the delete 1 command)
    redo (reapplies the clear command)

6.11. Clearing all entries : clear

Clears all entries from the NUS Hangs.
Format: clear

  • clear does not delete timetable in the stored folder of the person.

7. Timetable(Wen Kai)

7.1. Adding a timetable: add_timetable

Short form/Alias: at

User to download timetable template first before using download_timetable INDEX and change csv at the location.
Reload page by clicking on another person and then click on the person again
Or right click on timetable and select the reload page option(Not working).

Format: add_timetable INDEX [fl/FILE_LOCATION]

  • Existing values will be updated to the input values.

  • timings are start time of the event. Eg. if timetable shows 0800, it means the event is from 0800 to 0900.

  • The index refers to the index number shown in the displayed person list.

  • The index must be a positive integer 1, 2, 3, …​

  • Time zone used is Singapore (GMT+8)

Example (user does not provide a file path):

  • add_timetable 1

  • add_timetable will add timetable from the given csv file from the person specified by the INDEX from file location if file location is present. If not, NUSHangs will throw an error message if the file cannot be found from the given (typed) file path

  • Will not be able to add if timetable is not present in the stored location of person specified by INDEX

Example (user provides a file path):

  • add_timetable 1 fl/C:\Users\timetable\timetable.csv

  • WINDOWS:

    • add_timetable fl/C:\Users\timetable\timetable.csv (absolute pathing)

    • add_timetable fl/timetable.csv (relative pathing: when the csv file is in the same directory as the jar file).

  • MAC:

    • add_timetable 1 fl//FILEPATH (absolute pathing: note the double slashes)

    • add_timetable 1 fl/timetable.csv (relative pathing).

  • add_timetable will add timetable from the given csv file.

  • the first row and first column should be left alone.

  • the top left corner entry can be edited (the blank space at the top of Monday in the first column).

  • can only edit in given rows and columns of the timetable.

  • any invalid timetable will be ignored.

  • example of correctly formatted timetable is given below

add timetable fl

7.2. Editing a timetable: edit_timetable

Short form/Alias: et

Edits a timetable timeslot of the timetable from the person specified by the INDEX.
Format: edit_timetable INDEX day/DAY timing/TIMING [m/DETAILS]

  • timings are in 24h format from 0800 to 2300.

  • timings are start time of the event. Eg. if timetable shows 0800, it means the event is from 0800 to 0900.

  • Existing values will be overwritten by the input details.

  • days are days of a week in full name(case insensitive) from Monday to Friday.

  • edit the timetable at the specified INDEX.

  • can only edit 1 hour timeslot at a time.

  • The index refers to the index number shown in the displayed person list.

  • The index must be a positive integer 1, 2, 3, …​

  • Time zone used is Singapore (GMT+8)

  • DETAILS cannot be empty.

  • If no DETAILS is inputted, the value will be deleted at the timeslot

Example:

  • edit_timetable 1 day/wednesday timing/0900 m/do cs2103

Example(User clear event at timeslot):

  • edit_timetable 1 day/wednesday timing/0900

7.3. Download timetable : download_timetable

Short form/Alias: dlt

Download a timetable from the person specified by the INDEX to the stored folder from the person specified by the INDEX as a csv file.
Format: `download_timetable INDEX `

  • Download the timetable at the specified INDEX.

  • The index refers to the index number shown in the displayed person list.

  • The index must be a positive integer 1, 2, 3, …​

  • Will not download if there is a file with same filename in the folder as the filename of the timetable from the person specified by the INDEX.

  • Will not download if there is no such folder to download the timetable csv file given by the file location from the person specified by the INDEX.

Examples:

  • download_timetable 1

7.4. Deleting a timetable : delete_timetable

Short form/Alias: dt

delete csv file of the timetable from stored location from the person specified by the INDEX and adds a default timetable to the person specified by the INDEX.Resets the timetable of the person to the default timetable if there is no timetable in the stored location from the person specified by the INDEX.
Format: delete_timetable INDEX

  • Deletes the timetable at the specified INDEX.

  • The index refers to the index number shown in the displayed timetable list.

  • The index must be a positive integer 1, 2, 3, …​

Examples:

  • list_timetable
    delete_timetable 2
    Deletes the 2nd timetable in NUS Hangs.

  • find Betsy
    delete_timetable 1
    Deletes the 1st timetable in the results of the find command.

8. Groups (Melodies)

8.1. Adding a group: add_group (Short form/Alias: ag)

Add a group to the System
Format: add_group n/GROUPNAME [d/GROUPDESCRIPTION]

Examples:

  • add_group n/happyfriends d/a group of happy friends

  • `add_group n/Bestfriends

8.2. Editing a group : edit_group (Short form/Alias: eg)

Edit a group’s details. OLDGROUPNAME must be entered. There must be at least 1 field non-empty. If field is empty, system assumes that the field remains unedited.

Format: edit_group OLDGROUPNAME [n/NEWGROUPNAME] [d/NEWGROUPDESCRIPTION]

Examples:

  • add_group n/happyfriends d/a group of happy friends

  • edit_group happyfriends n/sadfriends d/sad because of cs2103 (Changes the name of group from "happyfriends" to "sadfriends" and description)

  • edit_group sadfriends d/very very miserable (Changes only description.)

8.3. Locating group by name: find_group (Short form/Alias: fg)

Find groups whose names contain any of the given keywords
Format: find_group KEYWORD [MORE_KEYWORDS]

  • Only the group name is searched.

  • Only full words will be matched e.g. Family will not match Families

Examples:

  • find_group John
    Returns john family and John House

  • find_group Betsy Tim John
    Returns any group having names Betsy, Tim, or John

8.4. Deleting a group : delete_group (Short form/Alias: dg)

Delete a group in the system by name
Format: delete_group n/GROUPNAME

Examples:

  • delete_group n/happyfriends

8.5. Add a person to group : register (Short form/Alias: r)

Adds a person using the person index to a group if group exists
Format: register PERSON_INDEX n/GROUP_NAME

  • Remember to list before using register command.

Examples: (Adds the first person in the displayed person panel to the group happyfriends)

list
register 1 n/happyfriends

8.6. List all persons of a group : view_group (Short form/Alias: vg)

Displays a list of all persons in a group
Format: view_group n/GROUP_NAME

Examples: (lists the persons added to group happyfriends in the displayed person list)

  • ` view_group n/happyfriends`

8.7. Delete a person from group : delete_member (Short form/Alias: dm)

Delete a person from a group using person index displayed with view_group.
Format: delete_member PERSON_INDEX n/GROUP_NAME

  • Remember to view_group before using register command.

  • The PERSON_INDEX is the index of the displayed person list AFTER view_group command is performed.

Examples: (deletes the 1st person displayed in view_group command.)

  • view_group n/happyfriends

  • delete_member 1 n/happyfriends

9. Time slots (Nigel)

9.1. List all time slots at which everyone of a group is available : view_slots_all

Short form/Alias: va

List all of the time slots at which everyone in the group is available
Format: `view_slots_all n/GROUP_NAME `

  • List all time slots at which all persons in a group is available, for the group with specified`GROUP_NAME`

  • Will indicate accordingly if the input is invalid, if there are no members in the groups and if there are no time slots at which everyone is available.

Examples:

  • view_slots_all n/happyfriends

9.2. List all time slots in order in terms of number of people available within the group: view_slots_ranked

Short form/Alias: vr

List all time slots of a group in descending order in terms of the number of people available, and then in ascending order in terms of timing. The additional parameter specifies the required minimum number of people available
Format: view_slots_ranked n/GROUP_NAME num/NUM_REQ

  • List all time slots of a group in descending order of availability, for the group with specified GROUP_NAME, and with a specified 'NUM_REQ' of people available.

  • NUM_REQ has to be an unsigned positive integer, but can be larger than the number of members in the group

  • Will indicate accordingly if the input is invalid, if there are no members in the groups and if there are no time slots with at least the required number of people available

Examples:

  • view_slots_ranked n/happyfriends num/4

10. FAQ

Q: How do I transfer my data to another Computer?
A: Install the app in the other computer and overwrite the empty data file it creates with the file that contains the data of your previous NUS Hangs folder.

11. Command Summary

  • help : help

  • login : login u/USERNAME pw/PASSWORD
    e.g. login u/admin pw/adminPassword
    (remember to login using admin account in above example before being able to create new accounts/perform other functions!)

  • create : create u/USERNAME pw/PASSWORD
    e.g. create u/user pw/strongpass

  • add: add n/NAME [p/PHONE_NUMBER] [e/EMAIL] [a/ADDRESS] [t/TAG]… Inputs in square brackets are optional
    e.g. add n/John Doe p/98765432 e/johnd@example.com a/John street, block 123, #01-01

  • edit: edit INDEX [n/NAME] [p/PHONE] [e/EMAIL] [a/ADDRESS] [fl/STORED_LOCATION] [t/TAG]…
    e.g. edit 1 p/91234567 e/johndoe@example.com

  • find: find [n/NAME…] [p/PHONE_NUMBER…] [e/EMAIL…] [a/ADDRESS…] [t/TAG…]
    e.g. find a/tampines p/12345678 87654321

  • delete: delete INDEX
    e.g. delete 1

  • list: Listing all persons
    eg. list

  • list PERSON_INDEX: List all the groups the person is in
    e.g. list 1

  • undo

  • redo

  • history: Lists all the commands that you have entered in reverse chronological order.

  • add_timetable: add_timetable INDEX [fl/FILE_LOCATION]
    e.g. add_timetable 1 fl/C:\Users\timetable\timetable.csv

  • edit_timetable: edit_timetable INDEX day/DAY timing/TIMING [m/DETAILS]
    e.g. edit_timetable 1 day/wednesday timing/1800 m/do cs2103

  • download_timetable : download_timetable INDEX
    e.g. download_timetable 1

  • delete_timetable : delete_timetable INDEX
    e.g. delete_timetable 3

  • add_group: add_group n/GROUPNAME [d/GROUPDESCRIPTION]`
    e.g. add_group n/happyfriends d/a group of happy friends

  • edit_group : edit_group OLDGROUPNAME [n/NEWGROUPNAME] [d/NEWGROUPDESCRIPTION]
    e.g. edit_group happyfriends n/sadfriends d/sad because of cs2103

  • find_group : find_group KEYWORD [MORE_KEYWORDS]
    e.g. find_group Family Friends

  • delete_group : delete n/GROUPNAMR
    e.g. delete_group n/Family

  • view_group : View a group’s members view_group n/GROUPNAME+ e.g. view_group n/Family

  • register register PERSON_INDEX n/GROUP_NAME
    e.g. register 1 n/Family

  • delete_member: Always use view_group before doing delete_member
    delete_member PERSON_INDEX n/GROUP_NAME
    e.g. view_group n/Family
    delete_member 1 n/Family

  • view_slots_all: View all common time slots between everyone in the group
    view_slots_all n/GROUP_NAME
    e.g. view_slots_all n/Family
    shows all the time slots where every person in Family group is free.

  • view_slots_ranked: View time slots ranked with at least`NUM_REQ` people free on these time slots
    view_slots_ranked n/GROUP_NAME num/NUM_REQ
    e.g. view_slots_ranked n/Family num/2
    shows all the time slots where at least 2 persons in the Family group are free.