#!/usr/bin/env fish

source /run/secrets/auamost/secrets.fish

for i in (seq 1 (count $groups))
    set team $teams[$i]
    set group $groups[$i]
    set users (curl -s -u $uffd_token --basic https://login.infra4future.de/api/v1/getusers -d group="$group")
    set usernames (echo "$users" | jq -c "[.[] | .loginname]")
    for user in (echo "$users" | jq -c ".[]")
      set id (echo "$user" | jq .id)
      set username (echo "$user" | jq .loginname)
      set email (echo "$user" | jq .email)
      curl -s -H $mattermost_token \
           -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/users \
           -d '{"email": '"$email"', "username": '"$username"', "auth_service": "gitlab", "auth_data": "'"$id"'"}'
    end
    set userids (curl -s -H $mattermost_token \
        -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/users/usernames \
        -d "$usernames" | jq '[.[] | {user_id: .id, team_id: "'$team'"} ]')
    curl -s -H $mattermost_token \
        -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/teams/"$team"/members/batch \
        -d "$userids"

    if test "$group" = "hacc"
      continue
    end

    set current_members (curl -s -H $mattermost_token \
        -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/teams/"$team"/members | jq '[.[] | .user_id]')

    # membership relations don't contain e.g. usernames, so fetch those, too
    set current_users (curl -s -H $mattermost_token \
        -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/users/ids \
        -d "$current_members" | jq -c '.[]')

    set userids (echo "$userids" | jq -c ".[].user_id")
    for member in $current_users
        set id (echo $member | jq .id)
        if not contains -i $id $userids > /dev/null then
          set id_unquoted (echo $member | jq -r .id)
          echo removing $id_unquoted (echo $member | jq '.email') from $team \($group\)
          curl -s -X DELETE -H $mattermost_token \
            -H "Content-Type: application/json" https://mattermost.infra4future.de/api/v4/teams/"$team"/members/"$id_unquoted"
        end
    end
end