ring_particles:
  type: task
  debug: true
  definitions: entity|flag|effect|maxLength|radius|rotation
  script:
  - if !<def[effect].exists> || <def[effect]> == "":
    - define effect flame,0,1,0
  - if !<def[maxLength].exists> || <def[maxLength]> == "":
    - define maxLength 20
  - if !<def[radius].exists> || <def[radius]> == "":
    - define radius 1
  - if !<def[rotation].exists> || <def[rotation]> == "":
    - define rotation <util.random.decimal[0].to[<util.tau>]>
  - define effect <def[effect].split[,].limit[4]>
  - define angularVelocity <util.pi.div[16]>
  - define yawAngle <def[entity].location.yaw.mul[-1].to_radians>
  - while <def[entity].has_flag[<def[flag]>]>:
    - define vector l@<def[rotation].cos.mul[<def[radius]>]>,0,<def[rotation].sin.mul[<def[radius]>]>
    - playeffect "at:<def[entity].location.add[<def[vector].rotate_around_x[0].rotate_around_y[<def[yawAngle]>]>]>" "effect:<def[effect].get[1]||flame>" "data:<def[effect].get[2]||0>" "qty:<def[effect].get[3]||1>" "offset:<def[effect].get[4]||0>"
    - define rotation <def[rotation].add[<def[angularVelocity]>]>
    - if <def[loop_index].mod[10]> == "0":
      - wait 1t