whisper.cpp/examples/lsp/whisper.vim

363 lines
16 KiB
VimL

if !exists("g:whisper_dir")
let g:whisper_dir = expand($WHISPER_CPP_HOME)
if g:whisper_dir == ""
echoerr "Please provide a path to the whisper.cpp repo in either the $WHISPER_CPP_HOME environment variable, or g:whisper_dir"
endif
endif
if !exists("g:whisper_lsp_path")
let g:whisper_lsp_path = g:whisper_dir .. "lsp"
if !filereadable(g:whisper_lsp_path)
echoerr "Was not able to locate a lsp executable at: " .. g:whisper_lsp_path
throw "Executable not found"
endif
endif
if !exists("g:whisper_model_path")
" TODO: allow custom paths relative to the repo dir
let g:whisper_model_path = g:whisper_dir .. "models/ggml-base.en.bin"
if !filereadable(g:whisper_model_path)
echoerr "Could not find model at: " .. g:whisper_model_path
throw "Model not found"
endif
endif
let s:output_buffer = bufnr("whisper_log", v:true)
call setbufvar(s:output_buffer,"&buftype","nofile")
let s:lsp_command = [g:whisper_lsp_path,"-m",g:whisper_model_path]
" For faster execution. TODO: server load multiple models/run multiple servers?
" let s:lsp_command = [g:whisper_lsp_path, "-m", g:whisper_dir .. "models/ggml-tiny.en.bin", "-ac", "128"]
" requestCommands([params_dict])
func whisper#requestCommands(...)
let l:req = {"method": "guided", "params": {"commandset_index": 0}}
if a:0 > 0
call extend(l:req.params, a:1)
endif
let resp = ch_sendexpr(g:lsp_job, l:req, {"callback": function("s:commandCallback", [l:req.params, 0])})
endfunction
" doTranscription([params_dict])
func whisper#doTranscription(...)
let l:req = {"method": "unguided", "params": {}}
if a:0 > 0
call extend(l:req.params, a:1)
endif
let resp = ch_sendexpr(g:lsp_job, l:req, {"callback": function("s:transcriptionCallback", [function("s:insertText"),function("s:endTranscription")])})
endfunction
" For testing
func whisper#uppertest(cha)
echo tr(a:cha, s:c_lowerkeys, s:c_upperkeys)
endfunction
" (upper, exit, count, motion, command, insert/append, save run) "base"
" (upper, exit, count, motion, command, inside/around) "motion/visual"
" (upper, exit, count, motion, line, inside/around) "command already entered"
" (upper, exit, key, ) "from/till"
" upper and lower keys is used to translate between cases with tr
" Must be sunchronized
let s:c_lowerkeys = "1234567890-=qwertyuiop[]\\asdfghjkl;'zxcvbnm,./\""
let s:c_upperkeys = "!@#$%^&*()_+QWERTYUIOP{}|ASDFGHJKL:\"ZXCVBNM<>?'"
let s:c_count = split("1234567890\"",'\zs')
let s:c_command = split("ryuogpdxcv.iam", '\zs')
let s:c_motion = split("wetf'hjklnb$^)",'\zs')
" object words: Word, Sentence, Paragraph, [, (, <, Tag, {. ", '
let s:c_area = split("wsp])>t}\"'",'\zs')
"Special commands.
let s:c_special_always = ["exit", "upper"]
let s:c_special_normal = ["save", "run", "space"]
" If not in dict, key is spoken word,
" If key resolves to string, value is used for normal/motion, but key for chars
" If key resolves to dict, {0: "normal",1: "motion",2:"single char",3: "area"}
" Missing entries fall back as follows {0: "required", 1: 0, 2: "key", 3: 0}
let s:spoken_dict = {"w": "word", "e": "end", "r": "replace", "t": {0: "till", 3: "tag"}, "y": "yank", "u": "undo", "i": {0: "insert", 1: "inside"}, "o": "open", "p": {0: "paste", 3: "paragraph"}, "a": {0: "append", 1: "around"}, "s": {0: "substitute", 3: "sentence"}, "d": "delete", "f": "from", "g": "go", "h": "left", "j": "down", "k": "up", "l": "right", "c": "change", "v": "visual", "b": "back", "n": "next", "m": "mark", ".": {0: "repeat", 2: "period"}, "]": {0: "bracket", 2: "bracket"}, "'": {0: "jump", 2: "apostrophe", 3: "apostrophe"}, '"': {0: 'register', 2: "quotation", 3: "quotation"}, "-": {0: "minus", 2: "minus"}, "$": {0: "dollar", 2: "dollar"}, "^": {0: "carrot", 2: "carrot"}, ")": {0: "sentence", 2: "parenthesis", 3: "parenthesis"}, "}": {0: "paragraph", 2: "brace", 3: "brace"}, ">": {0: "indent", 2: "angle", 3: "angle"}}
" Give this another pass. This seems overly hacky even if it's functional
let s:sub_tran_msg = ""
func s:subTranProg(msg)
if s:sub_tran_msg != ""
let s:sub_tran_msg = s:sub_tran_msg .. a:msg
if mode() !=? 'v'
exe "normal" "u" .. s:sub_tran_msg
endif
else
if s:command_backlog == ""
" this should not occur
call s:logCallback(0, "Warning: Encountered sub transcription without prior command")
let s:command_backlog = "a"
endif
if a:msg[0] == ' '
let s:sub_tran_msg = s:command_backlog .. a:msg[1:-1]
else
let s:sub_tran_msg = s:command_backlog .. a:msg
endif
if mode() !=? 'v'
exe "normal" s:sub_tran_msg
endif
endif
call appendbufline(s:output_buffer, "$", s:sub_tran_msg .. ":" .. string(a:msg ))
endfunction
func s:subTranFinish(params, timestamp)
let s:repeat_command = s:sub_tran_msg
" Visual selection is lot if used with streaming, so streaming of partial
" transcriptions is disabled in visual mode
if mode() ==? 'v'
exe "normal" s:sub_tran_msg
endif
let s:sub_tran_msg = ""
let s:command_backlog = ""
exe "normal a\<C-G>u"
let l:params = a:params
let l:params.timestamp = a:timestamp
if exists("l:params.commandset_index")
unlet l:params.commandset_index
endif
call whisper#requestCommands(a:params)
endfunction
func s:logCallback(channel, msg)
call appendbufline(s:output_buffer,"$",a:msg)
endfunction
func s:transcriptionCallback(progressCallback, finishedCallback, channel, msg)
let l:tr = a:msg.result.transcription
let l:ex_ind = match(tolower(l:tr),"exit", len(l:tr)-6)
" The worst case I've observed so far is " Exit.", which is 6 characters
if l:ex_ind != -1
call a:progressCallback(strpart(l:tr,0,l:ex_ind-1))
call a:finishedCallback(a:msg.result.timestamp)
else
call a:progressCallback(l:tr)
let req = {"method": "unguided", "params": {"timestamp": a:msg.result.timestamp, "no_context": v:true}}
let resp = ch_sendexpr(g:lsp_job, req, {"callback": function("s:transcriptionCallback", [a:progressCallback, a:finishedCallback])})
endif
endfunc
func s:insertText(msg)
exe "normal a" .. a:msg
endfunction
func s:endTranscription(timestamp)
call appendbufline(s:output_buffer, "$", "Ending unguided transcription")
endfunction
" If a command does not include a whole actionable step, attempting to execute
" it discards the remainder of things. There is likely a simpler solution,
" but it can be made functional now by storing a backbuffer until actionable
let s:command_backlog = ""
let s:repeat_command = ""
let s:preceeding_upper = v:false
func s:commandCallback(params, commandset_index, channel, msg)
let l:command_index = a:msg.result.command_index
let l:do_execute = v:false
let l:next_mode = a:commandset_index
let l:command = s:commandset_list[a:commandset_index][l:command_index]
call s:logCallback(0, string(a:msg) .. " " .. a:commandset_index .. " " .. l:command)
if l:command_index == 0
"exit
"if s:command_backlog == ""
call s:logCallback(0,"Stopping command mode")
echo "No longer listening"
let s:command_backlog = ""
return
"else
" Legacy code to clear an existing buffer with exit.
" Was found to be rarely desired and is better introduced as a
" standalone command (clear?)
" call s:logCallback(0,"Clearing command_backlog" .. s:command_backlog)
" let s:command_backlog = ""
" let s:preceeding_upper = v:false
" endif
elseif l:command_index == 1
" upper
let s:preceeding_upper = !s:preceeding_upper
elseif l:command == "save"
" save and run can only happen in commandset 0,
exe "w"
elseif l:command == "run"
exe "make run"
elseif l:command == "space"
exe "normal i \<ESC>l"
elseif has_key(s:c_user, l:command)
let Userfunc = s:c_user[l:command]
if type(Userfunc) == v:t_string
let Userfunc = function(Userfunc)
endif
call Userfunc()
else
if s:preceeding_upper
" Upper should keep commandset
let s:preceeding_upper = v:false
let l:visual_command = tr(l:command, s:c_lowerkeys, s:c_upperkeys)
else
let l:visual_command = l:command
endif
echo s:command_backlog .. " - " .. l:visual_command
let s:command_backlog = s:command_backlog .. l:visual_command
if a:commandset_index == 2 || a:commandset_index == 3
" single key, either completes motion, replace, or register
" Should move to execute unless part of a register
" Change will be caught at execute
if s:command_backlog[-2:-2] !=# '"'
call s:logCallback(0,"not register")
let l:do_execute = v:true
end
let l:next_mode = 0
" commandset index only matters for a/i
elseif (l:command == "a" || l:command == "i") && a:commandset_index == 1
" inside/around. Is commandset 3
let l:next_mode = 3
elseif l:command ==# '"'
let l:next_mode = 2
elseif index(s:c_count, l:command) != -1
let l:next_mode = a:commandset_index
elseif index(s:c_motion, l:command) != -1
if l:command == 't' || l:command == 'f' || l:command == "'"
" prompt single key
let l:next_mode = 2
else
let l:do_execute = v:true
let l:next_mode = 0
endif
elseif index(s:c_command, l:command) != -1
if index(["y","g","d","c"], s:command_backlog[-1:-1]) != -1 && s:command_backlog[-1:-1] != s:command_backlog[-2:-2] && mode() !=? 'v'
" need motion or repeated command
" Potential for bad state here if disparaging command keys are
" entered (i.e. yd), but vim can handle checks for this at exe
" And checking for cases like y123d would complicate things
let l:next_mode = 1
elseif index(["i","a","c", "o", "s"], l:command) != -1 || s:command_backlog[-1:-1] ==# 'R'
"'Insert' mode, do general transcription
let l:req = {"method": "unguided", "params": a:params}
let l:req.params.timestamp = a:msg.result.timestamp
let l:req.params.no_context = v:true
let resp = ch_sendexpr(g:lsp_job, req, {"callback": function("s:transcriptionCallback", [function("s:subTranProg"), function("s:subTranFinish", [a:params])])})
return
elseif l:command == 'r' || l:command == 'm'
let l:next_mode = 2
elseif l:command == '.'
let l:next_mode = 0
let l:do_execute = v:true
let s:command_backlog = s:command_backlog[0:-2] .. s:repeat_command
else
if l:command ==? 'v'
let l:next_mode = 1
else
let l:next_mode = 0
endif
let l:do_execute = v:true
endif
else
throw "Invalid command state: " .. l:command .. " " .. a:commandset_index .. " " .. s:command_backlog
endif
endif
if l:do_execute
if mode() ==?'v' && l:next_mode == 0
let l:next_mode = 1
elseif match(s:command_backlog, 'c') != -1
let l:req = {"method": "unguided", "params": a:params}
let l:req.params.timestamp = a:msg.result.timestamp
let l:req.params.no_context = v:true
let resp = ch_sendexpr(g:lsp_job, req, {"callback": function("s:transcriptionCallback", [function("s:subTranProg"), function("s:subTranFinish", [a:params])])})
return
endif
exe "normal" s:command_backlog
if index(s:c_motion + ["u"],l:command) == -1
exe "normal a\<C-G>u"
let s:repeat_command = s:command_backlog
call s:logCallback(0, s:command_backlog)
endif
let s:command_backlog = ""
endif
let l:req = {"method": "guided", "params": a:params}
let l:req.params.timestamp = a:msg.result.timestamp
let l:req.params.commandset_index = l:next_mode
let resp = ch_sendexpr(g:lsp_job, l:req, {"callback": function("s:commandCallback",[a:params, l:next_mode])})
endfunction
func s:loadedCallback(channel, msg)
echo "Loading complete"
call s:logCallback(a:channel, a:msg)
endfunction
func s:registerCommandset(commandlist, is_final)
let req = {"method": "registerCommandset"}
let req.params = a:commandlist
call s:logCallback(0, join(a:commandlist))
call add(g:whisper_commandlist_spoken, a:commandlist)
if a:is_final
let resp = ch_sendexpr(g:lsp_job, req, {"callback": "s:loadedCallback"})
else
let resp = ch_sendexpr(g:lsp_job, req, {"callback": "s:logCallback"})
endif
endfunction
func s:registerAllCommands()
let l:normal = s:c_special_always + s:c_special_normal + s:c_count + s:c_command + s:c_motion + keys(s:c_user)
let l:visual = s:c_special_always + s:c_count + s:c_command + s:c_motion
" Currently the same as visual.
" let l:post_command = s:c_special_always + s:c_count + s:c_command + s:c_motion
let l:single_key = s:c_special_always + split(s:c_lowerkeys, '\zs')
let l:area = s:c_special_always + s:c_area
" Used only for compatibility with the testing script
let g:whisper_commandlist_spoken = []
let s:commandset_list = [l:normal, l:visual, l:single_key, l:area]
call s:registerCommandset(s:commandsetToSpoken(l:normal, 0), v:false)
call s:registerCommandset(s:commandsetToSpoken(l:visual, 1), v:false)
call s:registerCommandset(s:commandsetToSpoken(l:single_key, 2), v:false)
call s:registerCommandset(s:commandsetToSpoken(l:area, 3), v:true)
endfunction
func s:commandsetToSpoken(commandset, spoken_index)
let l:spoken_list = []
for l:command in a:commandset
if has_key(s:spoken_dict, l:command)
let l:spoken_value = s:spoken_dict[l:command]
if type(l:spoken_value) == v:t_dict
if has_key(l:spoken_value, a:spoken_index)
let l:spoken_value = l:spoken_value[a:spoken_index]
else
if a:spoken_index == 2
let l:spoken_value = l:command
else
let l:spoken_value = l:spoken_value[0]
endif
endif
else
if a:spoken_index == 2
let l:spoken_value = l:command
endif
endif
else
let l:spoken_value = l:command
endif
call add(l:spoken_list, l:spoken_value)
endfor
return l:spoken_list
endfunction
" TODO: Check lifetime. If the script is resourced, is the existing
" s:lsp_job dropped and therefore killed?
" This seems to not be the case and I've had to deal with zombie processes
" that survive exiting vim, even though said behavior conflicts with my
" understanding of the provided documentation
let s:lsp_opts = {"in_mode": "lsp", "out_mode": "lsp", "err_mode": "nl", "err_io": "buffer", "err_buf": s:output_buffer}
if !exists("g:lsp_job")
if exists("g:whisper_user_commands")
let s:c_user = g:whisper_user_commands
else
let s:c_user = {}
endif
let g:lsp_job = job_start(s:lsp_command, s:lsp_opts)
if job_status(g:lsp_job) == "fail"
echoerr "Failed to start whisper job"
endif
call s:registerAllCommands()
endif