twitch-bot/wiki/Templating.md
2021-11-19 22:53:30 +01:00

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Templating

Generally speaking the templating uses Golang text/template template syntax. All fields with templating enabled do support the full synax from the text/template package.

Variables

There are certain variables available in the strings with templating enabled:

  • channel - Channel the message was sent to, only available for regular messages not events
  • msg - The message object, used in functions, should not be sent to chat
  • permitTimeout - Value of permit_timeout in seconds
  • username - The username of the message author

Functions

Additionally to the built-in functions there are extra functions available in the templates:

Examples below are using this syntax in the code block:

! Message matcher used for the input message
> Input message if used in the example
# Template used in the fields
< Output from the template

arg

Takes the message sent to the channel, splits by space and returns the Nth element

Syntax: arg <index>

Example:

> !bsg @tester
# {{ arg 1 }} please refrain from BSG
< @tester please refrain from BSG

botHasBadge

Checks whether bot has the given badge in the current channel

Syntax: botHasBadge <badge>

Example:

# {{ botHasBadge "moderator" }}
< true

channelCounter

Wraps the counter name into a channel specific counter name including the channel name

Syntax: channelCounter <counter name>

Example:

# {{ channelCounter "test" }}
< 5

concat

Join the given string parts with delimiter

Syntax: concat <delimiter> <...parts>

Example:

# {{ concat ":" "test" .username }}
< test:luziferus

counterValue

Returns the current value of the counter which identifier was supplied

Syntax: counterValue <counter name>

Example:

# {{ counterValue (concat ":" .channel "test") }}
< 5

displayName

Returns the display name the specified user set for themselves

Syntax: displayName <username> [fallback]

Example:

# {{ displayName "luziferus" }} - {{ displayName "notexistinguser" "foobar" }}
< Luziferus - foobar

fixUsername

Ensures the username no longer contains the @ or # prefix

Syntax: fixUsername <username>

Example:

# {{ fixUsername .channel }} - {{ fixUsername "@luziferus" }}
< luziferus - luziferus

formatDuration

Returns a formated duration. Pass empty strings to leave out the specific duration part.

Syntax: formatDuration <duration> <hours> <minutes> <seconds>

Example:

# {{ formatDuration (streamUptime .channel) "hours" "minutes" "seconds" }} - {{ formatDuration (streamUptime .channel) "hours" "minutes" "" }}
< 5 hours, 33 minutes, 12 seconds - 5 hours, 33 minutes

followDate

Looks up when from followed to

Syntax: followDate <from> <to>

Example:

# {{ followDate "tezrian" "luziferus" }}
< 2021-04-10 16:07:07 +0000 UTC

group

Gets matching group specified by index from match_message regular expression, when fallback is defined, it is used when group has an empty match

Syntax: group <idx> [fallback]

Example:

! !command ([0-9]+) ([a-z]+) ([a-z]*)
> !command 12 test
# {{ group 2 "oops" }} - {{ group 3 "oops" }}
< test - oops

lastQuoteIndex

Gets the last quote index in the quote database for the current channel

Syntax: lastQuoteIndex

Example:

# Last Quote: #{{ lastQuoteIndex }}
< Last Quote: #32

multiply

Returns float from calculation: float1 * float2

Syntax: multiply <float1> <float2>

Example:

# {{ printf "%.0f" (multiply 100 (seededRandom "test")) }}%
< 35%

recentGame

Returns the last played game name of the specified user (see shoutout example) or the fallback if the game could not be fetched. If no fallback was supplied the message will fail and not be sent.

Syntax: recentGame <username> [fallback]

Example:

# {{ recentGame "luziferus" "none" }} - {{ recentGame "thisuserdoesnotexist123" "none" }}
< Metro Exodus - none

streamUptime

Returns the duration the stream is online (causes an error if no current stream is found)

Syntax: streamUptime <username>

Example:

# {{ formatDuration (streamUptime "luziferus") "hours" "minutes" "" }}
< 3 hours, 56 minutes

seededRandom

Returns a float value stable for the given seed

Syntax: seededRandom <string-seed>

Example:

# Your int this hour: {{ printf "%.0f" (multiply (seededRandom (concat ":" "int" .username (now "2006-01-02 15"))) 100) }}%
< Your int this hour: 17%

tag

Takes the message sent to the channel, returns the value of the tag specified

Syntax: tag <tagname>

Example:

# {{ tag "login" }}
< luziferus

toLower / toUpper

Converts the given string to lower-case / upper-case

Syntax: toLower <string> / toUpper <string>

Example:

# {{ toLower "Test" }} - {{ toUpper "Test" }}
< test - TEST

variable

Returns the variable value or default in case it is empty

Syntax: variable <name> [default]

Example:

# {{ variable "foo" "fallback" }} - {{ variable "unsetvar" "fallback" }}
< test - fallback