Switch config to JSON

Makefile

@@ -0,0 +1,16 @@
+BIN_DIR := .
+LELD := $(BIN_DIR)/leld
+LELCTL := $(BIN_DIR)/lelctl
+CONFIG := $(HOME)/.config/lel/config.json
+
+.PHONY: build run clean
+
+build:
+	go build -o $(LELD) ./cmd/leld
+	go build -o $(LELCTL) ./cmd/lelctl
+
+run:
+	$(LELD) --config $(CONFIG)
+
+clean:
+	rm -f $(LELD) $(LELCTL)

README.md

@@ -1,6 +1,6 @@
 # lel
 
-X11 transcription daemon that records audio and runs Whisper, logging the transcript.
+X11 transcription daemon that records audio, runs Whisper, logs the transcript, and can optionally run AI post-processing before injecting text.
 
 ## Requirements
 
@@ -13,26 +13,37 @@ X11 transcription daemon that records audio and runs Whisper, logging the transc
 ## Build
 
 ```bash
-go build -o leld ./cmd/leld
-go build -o lelctl ./cmd/lelctl
+make build
 ```
 
 ## Config
 
-Create `~/.config/lel/config.toml`:
+Create `~/.config/lel/config.json`:
 
-```toml
-hotkey = "Cmd+m"
-ffmpeg_input = "pulse:default"
-whisper_model = "base"
-whisper_lang = "en"
-whisper_device = "cpu"
-whisper_extra_args = ""
-record_timeout_sec = 120
-whisper_timeout_sec = 300
-segment_sec = 5
-streaming = false
-injection_backend = "clipboard"
+```json
+{
+  "hotkey": "Cmd+m",
+  "ffmpeg_input": "pulse:default",
+  "ffmpeg_path": "",
+  "whisper_model": "base",
+  "whisper_lang": "en",
+  "whisper_device": "cpu",
+  "whisper_extra_args": "",
+  "record_timeout_sec": 120,
+  "whisper_timeout_sec": 300,
+  "segment_sec": 5,
+  "streaming": false,
+  "injection_backend": "clipboard",
+
+  "ai_enabled": true,
+  "ai_provider": "ollama",
+  "ai_model": "llama3.2:3b",
+  "ai_temperature": 0.0,
+  "ai_system_prompt_file": "",
+  "ai_base_url": "http://localhost:11434",
+  "ai_api_key": "",
+  "ai_timeout_sec": 20
+}
 ```
 
 Env overrides:
@@ -41,11 +52,14 @@ Env overrides:
 - `WHISPER_FFMPEG_IN`
 - `WHISPER_STREAM`, `WHISPER_SEGMENT_SEC`, `WHISPER_TIMEOUT_SEC`
 - `LEL_RECORD_TIMEOUT_SEC`, `LEL_HOTKEY`, `LEL_INJECTION_BACKEND`
+- `LEL_FFMPEG_PATH`
+- `LEL_AI_ENABLED`, `LEL_AI_PROVIDER`, `LEL_AI_MODEL`, `LEL_AI_TEMPERATURE`, `LEL_AI_SYSTEM_PROMPT_FILE`
+- `LEL_AI_BASE_URL`, `LEL_AI_API_KEY`, `LEL_AI_TIMEOUT_SEC`
 
 ## Run manually
 
 ```bash
-./leld --config ~/.config/lel/config.toml
+./leld --config ~/.config/lel/config.json
 ```
 
 Disable the tray icon:
@@ -70,11 +84,26 @@ systemctl --user enable --now lel
 - Press it again to stop and transcribe.
 - The transcript is logged to stderr.
 
+Execution flow (single in-flight state machine):
+
+- `recording` -> `transcribing` -> `processing` (optional) -> `outputting` -> `idle`
+
 Injection backends:
 
 - `clipboard`: copy to clipboard and inject via Ctrl+V (requires `xclip` + `xdotool`)
 - `injection`: type the text with simulated keypresses (requires `xdotool`)
 
+AI providers:
+
+- `ollama`: calls the local Ollama HTTP API (`/api/generate`)
+- `openai_compat`: calls a chat-completions compatible API (`/v1/chat/completions`)
+
+Dependency checks:
+
+- Recording requires `ffmpeg` (or set `ffmpeg_path`)
+- Transcribing uses the `whisper` CLI
+- Outputting requires `xclip` (and `xdotool` for injection backends)
+
 Control:
 
 ```bash

go.mod

@@ -3,7 +3,6 @@ module lel
 go 1.25.5
 
 require (
-	github.com/BurntSushi/toml v1.6.0
 	github.com/BurntSushi/xgb v0.0.0-20210121224620-deaf085860bc
 	github.com/getlantern/systray v1.2.2
 )

go.sum

@@ -1,5 +1,3 @@
-github.com/BurntSushi/toml v1.6.0 h1:dRaEfpa2VI55EwlIW72hMRHdWouJeRF7TPYhI+AUQjk=
-github.com/BurntSushi/toml v1.6.0/go.mod h1:ukJfTF/6rtPPRCnwkur4qwRxa8vTRFBF0uk2lLoLwho=
 github.com/BurntSushi/xgb v0.0.0-20210121224620-deaf085860bc h1:7D+Bh06CRPCJO3gr2F7h1sriovOZ8BMhca2Rg85c2nk=
 github.com/BurntSushi/xgb v0.0.0-20210121224620-deaf085860bc/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=

internal/config/config.go

@@ -1,32 +1,40 @@
 package config
 
 import (
+	"encoding/json"
 	"errors"
 	"os"
 	"path/filepath"
 	"strconv"
 	"strings"
-
-	"github.com/BurntSushi/toml"
 )
 
 type Config struct {
-	Hotkey            string `toml:"hotkey"`
-	FfmpegInput       string `toml:"ffmpeg_input"`
-	WhisperModel      string `toml:"whisper_model"`
-	WhisperLang       string `toml:"whisper_lang"`
-	WhisperDevice     string `toml:"whisper_device"`
-	WhisperExtraArgs  string `toml:"whisper_extra_args"`
-	RecordTimeoutSec  int    `toml:"record_timeout_sec"`
-	WhisperTimeoutSec int    `toml:"whisper_timeout_sec"`
-	SegmentSec        int    `toml:"segment_sec"`
-	Streaming         bool   `toml:"streaming"`
-	InjectionBackend  string `toml:"injection_backend"`
+	Hotkey            string `json:"hotkey"`
+	FfmpegInput       string `json:"ffmpeg_input"`
+	WhisperModel      string `json:"whisper_model"`
+	WhisperLang       string `json:"whisper_lang"`
+	WhisperDevice     string `json:"whisper_device"`
+	WhisperExtraArgs  string `json:"whisper_extra_args"`
+	RecordTimeoutSec  int    `json:"record_timeout_sec"`
+	WhisperTimeoutSec int    `json:"whisper_timeout_sec"`
+	SegmentSec        int    `json:"segment_sec"`
+	Streaming         bool   `json:"streaming"`
+	InjectionBackend  string `json:"injection_backend"`
+
+	AIEnabled          bool    `json:"ai_enabled"`
+	AIProvider         string  `json:"ai_provider"`
+	AIModel            string  `json:"ai_model"`
+	AITemperature      float64 `json:"ai_temperature"`
+	AISystemPromptFile string  `json:"ai_system_prompt_file"`
+	AIBaseURL          string  `json:"ai_base_url"`
+	AIAPIKey           string  `json:"ai_api_key"`
+	AITimeoutSec       int     `json:"ai_timeout_sec"`
 }
 
 func DefaultPath() string {
 	home, _ := os.UserHomeDir()
-	return filepath.Join(home, ".config", "lel", "config.toml")
+	return filepath.Join(home, ".config", "lel", "config.json")
 }
 
 func Defaults() Config {
@@ -42,6 +50,15 @@ func Defaults() Config {
 		SegmentSec:        5,
 		Streaming:         false,
 		InjectionBackend:  "clipboard",
+
+		AIEnabled:          false,
+		AIProvider:         "ollama",
+		AIModel:            "llama3.2:3b",
+		AITemperature:      0.0,
+		AISystemPromptFile: "",
+		AIBaseURL:          "http://localhost:11434",
+		AIAPIKey:           "",
+		AITimeoutSec:       20,
 	}
 }
 
@@ -53,7 +70,11 @@ func Load(path string) (Config, error) {
 	}
 
 	if _, err := os.Stat(path); err == nil {
-		if _, err := toml.DecodeFile(path, &cfg); err != nil {
+		data, err := os.ReadFile(path)
+		if err != nil {
+			return cfg, err
+		}
+		if err := json.Unmarshal(data, &cfg); err != nil {
 			return cfg, err
 		}
 	}
@@ -113,6 +134,34 @@ func applyEnv(cfg *Config) {
 	if v := os.Getenv("LEL_INJECTION_BACKEND"); v != "" {
 		cfg.InjectionBackend = v
 	}
+	if v := os.Getenv("LEL_AI_ENABLED"); v != "" {
+		cfg.AIEnabled = parseBool(v)
+	}
+	if v := os.Getenv("LEL_AI_PROVIDER"); v != "" {
+		cfg.AIProvider = v
+	}
+	if v := os.Getenv("LEL_AI_MODEL"); v != "" {
+		cfg.AIModel = v
+	}
+	if v := os.Getenv("LEL_AI_TEMPERATURE"); v != "" {
+		if n, err := strconv.ParseFloat(v, 64); err == nil {
+			cfg.AITemperature = n
+		}
+	}
+	if v := os.Getenv("LEL_AI_SYSTEM_PROMPT_FILE"); v != "" {
+		cfg.AISystemPromptFile = v
+	}
+	if v := os.Getenv("LEL_AI_BASE_URL"); v != "" {
+		cfg.AIBaseURL = v
+	}
+	if v := os.Getenv("LEL_AI_API_KEY"); v != "" {
+		cfg.AIAPIKey = v
+	}
+	if v := os.Getenv("LEL_AI_TIMEOUT_SEC"); v != "" {
+		if n, err := strconv.Atoi(v); err == nil {
+			cfg.AITimeoutSec = n
+		}
+	}
 }
 
 func parseBool(v string) bool {

systemd/lel.service

@@ -4,7 +4,7 @@ After=default.target
 
 [Service]
 Type=simple
-ExecStart=%h/.local/bin/leld --config %h/.config/lel/config.toml
+ExecStart=%h/.local/bin/leld --config %h/.config/lel/config.json
 Restart=on-failure
 RestartSec=2