From 9345a941fbab775ba864b0d9545cab13afc09e7d Mon Sep 17 00:00:00 2001
From: William P <me@williamtpeebles.com>
Date: Wed, 21 Jan 2026 15:40:40 -0500
Subject: [PATCH] slight dl-only PoC

---
 .gitignore   | 26 +++++++++++++++++++++++++-
 app/go.mod   |  9 +++++++++
 app/go.sum   | 12 ++++++++++++
 app/main.go  | 15 +++++++++++++--
 app/ytdlp.go | 29 +++++++++++++++++++++++++++++
 flake.nix    | 10 ++--------
 6 files changed, 90 insertions(+), 11 deletions(-)
 create mode 100644 app/go.sum
 create mode 100644 app/ytdlp.go

diff --git a/.gitignore b/.gitignore
index c551f68..a3624ac 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,4 +3,28 @@ __pycache__/
 .vscode/
 .env
 .venv/
-out/
\ No newline at end of file
+out/
+app_legacy/
+
+# Test binary, built with `go test -c`
+*.test
+
+# Code coverage profiles and other test artifacts
+*.out
+coverage.*
+*.coverprofile
+profile.cov
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# Go workspace file
+go.work
+go.work.sum
+
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
\ No newline at end of file
diff --git a/app/go.mod b/app/go.mod
index 2fe3137..3c59237 100644
--- a/app/go.mod
+++ b/app/go.mod
@@ -1,3 +1,12 @@
 module git.dubyatp.xyz/williamp/yt-dlp-bot
 
 go 1.25.2
+
+require (
+	github.com/ProtonMail/go-crypto v1.3.0 // indirect
+	github.com/cloudflare/circl v1.6.1 // indirect
+	github.com/lrstanley/go-ytdlp v1.2.7 // indirect
+	github.com/ulikunitz/xz v0.5.13 // indirect
+	golang.org/x/crypto v0.41.0 // indirect
+	golang.org/x/sys v0.35.0 // indirect
+)
diff --git a/app/go.sum b/app/go.sum
new file mode 100644
index 0000000..7f2816e
--- /dev/null
+++ b/app/go.sum
@@ -0,0 +1,12 @@
+github.com/ProtonMail/go-crypto v1.3.0 h1:ILq8+Sf5If5DCpHQp4PbZdS1J7HDFRXz/+xKBiRGFrw=
+github.com/ProtonMail/go-crypto v1.3.0/go.mod h1:9whxjD8Rbs29b4XWbB8irEcE8KHMqaR2e7GWU1R+/PE=
+github.com/cloudflare/circl v1.6.1 h1:zqIqSPIndyBh1bjLVVDHMPpVKqp8Su/V+6MeDzzQBQ0=
+github.com/cloudflare/circl v1.6.1/go.mod h1:uddAzsPgqdMAYatqJ0lsjX1oECcQLIlRpzZh3pJrofs=
+github.com/lrstanley/go-ytdlp v1.2.7 h1:YNDvKkd0OCJSZLZePZvJwcirBCfL8Yw3eCwrTCE5w7Q=
+github.com/lrstanley/go-ytdlp v1.2.7/go.mod h1:38IL64XM6gULrWtKTiR0+TTNCVbxesNSbTyaFG2CGTI=
+github.com/ulikunitz/xz v0.5.13 h1:ar98gWrjf4H1ev05fYP/o29PDZw9DrI3niHtnEqyuXA=
+github.com/ulikunitz/xz v0.5.13/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
+golang.org/x/crypto v0.41.0 h1:WKYxWedPGCTVVl5+WHSSrOBT0O8lx32+zxmHxijgXp4=
+golang.org/x/crypto v0.41.0/go.mod h1:pO5AFd7FA68rFak7rOAGVuygIISepHftHnr8dr6+sUc=
+golang.org/x/sys v0.35.0 h1:vz1N37gP5bs89s7He8XuIYXpyY0+QlsKmzipCbUtyxI=
+golang.org/x/sys v0.35.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
diff --git a/app/main.go b/app/main.go
index e373dd8..54f8724 100644
--- a/app/main.go
+++ b/app/main.go
@@ -1,7 +1,18 @@
 package main
 
-import "fmt"
+import (
+	"fmt"
+	"os"
+)
 
 func main() {
-	fmt.Println("Hello bitches")
+
+	out_dir := os.Getenv("OUT_DIR")
+	var url string = "https://www.youtube.com/watch?v=e_isb3YDUDA"
+
+	if out_dir == "" {
+		panic("No output dir specified")
+	}
+
+	downloadVideo(out_dir, url)
 }
\ No newline at end of file
diff --git a/app/ytdlp.go b/app/ytdlp.go
new file mode 100644
index 0000000..1a26bb2
--- /dev/null
+++ b/app/ytdlp.go
@@ -0,0 +1,29 @@
+package main
+
+import (
+	"time"
+	"fmt"
+	"context"
+	"github.com/lrstanley/go-ytdlp"
+)
+func downloadVideo(out_dir, url string) {
+	dl := ytdlp.New().
+		SetWorkDir(out_dir).
+		FormatSort("res,ext:mp4:m4a").
+		RecodeVideo("mp4").
+		ProgressFunc(100*time.Millisecond, func(prog ytdlp.ProgressUpdate) {
+			fmt.Printf(
+				"%s @ %s [eta: %s] :: %s\n",
+				prog.Status,
+				prog.PercentString(),
+				prog.ETA(),
+				prog.Filename,
+			)
+		}).
+		Output("%(extractor)s - %(title)s.%(ext)s")
+	
+		_, err := dl.Run(context.TODO(), url)
+		if err != nil {
+			panic(err)
+		}
+}
diff --git a/flake.nix b/flake.nix
index cc3b79b..2a3a051 100644
--- a/flake.nix
+++ b/flake.nix
@@ -26,15 +26,9 @@
                     pkgs.virtualenv
                     pkgs.ffmpeg_6
                     pkgs.deno
+                    pkgs.go
+                    pkgs.yt-dlp
                 ];
-                shellHook = ''
-                    if [ ! -d .venv ]; then
-                        echo "Creating Python virtual environment in .venv"
-                        python3 -m venv .venv
-                    fi
-                    .venv/bin/pip install -r ./app/requirements.txt
-                    source .venv/bin/activate 
-                '';
             };
         });
     };