Initial commit

2025-06-04 10:16:15 +02:00 · 2025-06-04 10:16:15 +02:00 · a8c64767e3
commit a8c64767e3
2 changed files with 108 additions and 0 deletions
--- a/go.mod
+++ b/go.mod
@ -0,0 +1,3 @@
+module vimjump
+
+go 1.23.4
--- a/main.go
+++ b/main.go
@ -0,0 +1,105 @@
+package main
+
+import (
+	// Standard
+	"fmt"
+	"net/http"
+	"os"
+	"os/exec"
+	"flag"
+)
+
+const PORT = 13700
+
+var (
+	svg string
+)
+
+func main() {
+	var err error
+
+	flag.StringVar(&svg, "svg", "", "Path to SVG file")
+	flag.Parse()
+
+	if svg == "" {
+		fmt.Printf("Specify -svg\n")
+		os.Exit(1)
+	}
+
+	http.HandleFunc("/", HandleIndex)
+	http.HandleFunc("/index.svg", HandleIndexSvg)
+	http.HandleFunc("/jumpto", HandleJumpTo)
+
+	addr := fmt.Sprintf("[::]:%d", PORT)
+	fmt.Printf("Listening on %s\n", addr)
+	err = http.ListenAndServe(addr, nil)
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}
+func HandleIndex(w http.ResponseWriter, r *http.Request) {
+	page := `<!DOCTYPE html>
+		<html>
+			<head>
+				<meta charset="UTF-8">
+				<script type="text/javascript">
+				window.goto = (event, fname, search) => {
+					const instance = document.getElementById('instance').value
+					fetch(`+"`http://localhost:13700/jumpto?instance=${instance}&file=${fname}&search=${search}&split=${event.shiftKey ? 'yes' : 'no'}`"+`)
+				}
+				</script>
+			</head>
+			<body>
+				<input type="text" id="instance" value="dev" style="width: 64px">
+				<div style="margin-top: 8px;">
+					<embed src="./index.svg" type="image/svg+xml"></embed>
+				</div>
+			</body>
+		</html>
+	`
+
+	w.Write([]byte(page))
+}
+
+func HandleIndexSvg(w http.ResponseWriter, r *http.Request) {
+	content, err := os.ReadFile(svg)
+	if err != nil {
+		fmt.Printf("Reading SVG file (%s): %s\n", svg, err)
+		return
+	}
+	w.Header().Add("Content-Type", "image/svg+xml")
+	w.Write(content)
+}
+
+func HandleJumpTo(w http.ResponseWriter, r *http.Request) {
+	w.Header().Add("Access-Control-Allow-Origin", "*")
+
+	instance := "/tmp/"+r.URL.Query().Get("instance")
+
+	var cmd string
+	fname := r.URL.Query().Get("file")
+	split := r.URL.Query().Get("split")
+
+	if split == "yes" {
+		cmd = fmt.Sprintf(`<ESC>:call CodeSplit("%s")<CR>:set hlsearch<CR>`, fname)
+	} else {
+		cmd = fmt.Sprintf(`<ESC>:drop %s<CR>:set hlsearch<CR>`, fname)
+	}
+
+
+	searchFor := r.URL.Query().Get("search")
+	if searchFor != "" {
+		cmd += fmt.Sprintf("/%s<CR>z<CR>", searchFor)
+	}
+
+	fmt.Printf("Remote command: %s\n", cmd)
+	vim := exec.Command("nvim", "--server", instance, "--remote-send", cmd)
+	err := vim.Run()
+	if err != nil {
+		fmt.Printf("%s\n", err)
+		w.Write([]byte(err.Error()))
+	}
+
+	w.Write([]byte("OK"))
+}