119 lines
2.7 KiB
VimL
119 lines
2.7 KiB
VimL
vim9script
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# collab.vim - collaborative editing adapter for collabd
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# requires: bun, collabd daemon running
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var bridge_job: job
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var bridge_channel: channel
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var connected = false
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var room = ""
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var suppressing = false
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# path to bridge script (adjust as needed)
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const bridge_script = expand('<sfile>:p:h') .. '/bridge.ts'
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def Send(msg: dict<any>)
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if bridge_channel != null
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ch_sendraw(bridge_channel, json_encode(msg) .. "\n")
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endif
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enddef
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def OnOutput(ch: channel, msg: string)
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if empty(msg)
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return
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endif
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var data: dict<any>
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try
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data = json_decode(msg)
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catch
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return
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endtry
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if data.type == 'connected'
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connected = true
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echom '[collab] connected to room: ' .. data.room
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elseif data.type == 'disconnected'
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connected = false
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echom '[collab] disconnected'
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elseif data.type == 'content'
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ApplyRemoteContent(data.text)
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elseif data.type == 'peers'
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echom '[collab] peers: ' .. data.count
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elseif data.type == 'error'
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echoerr '[collab] ' .. data.message
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endif
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enddef
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def ApplyRemoteContent(content: string)
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if suppressing
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return
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endif
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suppressing = true
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var lines = split(content, "\n", true)
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var view = winsaveview()
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silent! :%delete _
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setline(1, lines)
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winrestview(view)
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suppressing = false
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enddef
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def SendBuffer()
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if !connected || suppressing
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return
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endif
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var lines = getline(1, '$')
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var content = join(lines, "\n")
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Send({type: 'content', text: content})
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enddef
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export def Connect(room_name: string)
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if bridge_job != null
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Disconnect()
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endif
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room = room_name
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bridge_job = job_start(['bun', 'run', bridge_script], {
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mode: 'nl',
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out_cb: OnOutput,
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err_io: 'null'
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})
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bridge_channel = job_getchannel(bridge_job)
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# give it a moment to start
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sleep 100m
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Send({type: 'connect', room: room_name})
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# set up autocmds to send changes
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augroup CollabVim
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autocmd!
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autocmd TextChanged,TextChangedI * call SendBuffer()
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augroup END
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enddef
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export def Disconnect()
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if bridge_job != null
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Send({type: 'disconnect'})
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job_stop(bridge_job)
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bridge_job = null
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bridge_channel = null
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endif
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connected = false
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room = ""
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augroup CollabVim
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autocmd!
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augroup END
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echom '[collab] disconnected'
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enddef
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export def Status()
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if connected
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echom '[collab] connected to room: ' .. room
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else
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echom '[collab] not connected'
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endif
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enddef
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# commands
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command! -nargs=1 CollabJoin call Connect(<q-args>)
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command! CollabLeave call Disconnect()
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command! CollabStatus call Status()
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