# lyricsapi
Go package and server app for retrieving time-stamped lyrics from Spotify.

## Usage

### Use as package

```bash
go get github.com/raitonoberu/lyricsapi
```

```go
package main

import (
	"fmt"
	"time"

	"github.com/raitonoberu/lyricsapi/spotify"
)

func main() {
	api := spotify.NewClient(`<YOUR COOKIE>`)
	lyrics, _ := api.GetByName("Rick Astley Never Gonna Give You Up")
	// Alternatively, specify the track id:
	// lyrics, _ := api.GetByID("4uLU6hMCjMI75M1A2tKUQC")
	if lyrics == nil {
		fmt.Println("Not found")
		return
	}
	for _, line := range lyrics {
		t := time.UnixMilli(int64(line.Time)).Format("04:05")
		fmt.Println(t, line.Words)
	}

}
```
<details>

```
00:19 We're no strangers to love
00:23 You know the rules and so do I
00:28 A full commitment's what I'm thinking of
00:32 You wouldn't get this from any other guy
00:36 I just wanna tell you how I'm feeling
00:41 Gotta make you understand
00:44 Never gonna give you up
00:46 Never gonna let you down
00:48 Never gonna run around and desert you
00:52 Never gonna make you cry
00:54 Never gonna say goodbye
00:56 Never gonna tell a lie and hurt you
01:02 We've known each other for so long
01:06 Your heart's been aching but you're too shy to say it
01:10 Inside we both know what's been going on
01:14 We know the game and we're gonna play it
01:18 And if you ask me how I'm feeling
01:23 Don't tell me you're too blind to see
01:26 Never gonna give you up
01:28 Never gonna let you down
01:30 Never gonna run around and desert you
01:34 Never gonna make you cry
01:36 Never gonna say goodbye
01:39 Never gonna tell a lie and hurt you
01:43 Never gonna give you up
01:45 Never gonna let you down
01:47 Never gonna run around and desert you
01:51 Never gonna make you cry
01:53 Never gonna say goodbye
01:56 Never gonna tell a lie and hurt you
02:01
02:03 (Give you up)
02:07 ♪
02:09 (Ooh) Never gonna give, never gonna give
02:11 (Give you up)
02:14 ♪
02:18 We've known each other for so long
02:22 Your heart's been aching but you're too shy to say it
02:26 Inside we both know what's been going on
02:30 We know the game and we're gonna play it
02:34 I just wanna tell you how I'm feeling
02:39 Gotta make you understand
02:42 Never gonna give you up
02:44 Never gonna let you down
02:46 Never gonna run around and desert you
02:51 Never gonna make you cry
02:53 Never gonna say goodbye
02:55 Never gonna tell a lie and hurt you
02:59 Never gonna give you up
03:01 Never gonna let you down
03:03 Never gonna run around and desert you
03:08 Never gonna make you cry
03:10 Never gonna say goodbye
03:12 Never gonna tell a lie and hurt you
03:16 Never gonna give you up
03:18 Never gonna let you down
03:20 Never gonna run around and desert you
03:25 Never gonna make you cry
03:27 Never gonna say goodbye
03:28
```
</details>

### Deploy to Vercel

1. https://vercel.com/docs/get-started
2. Set "COOKIE" environment variable.

```bash
# by name
curl -s "https://yourapp.vercel.app/api/lyrics?name=Rick%20Astley%20Never%20Gonna%20Give%20You%20Up" | jq
# by id
curl -s "https://yourapp.vercel.app/api/lyrics?id=4uLU6hMCjMI75M1A2tKUQC" | jq
```

<details>

```json
[
  {
    "time": 19670,
    "words": "We're no strangers to love"
  },
  {
    "time": 23560,
    "words": "You know the rules and so do I (do I)"
  },
  {
    "time": 27920,
    "words": "A full commitment's what I'm thinking of"
  },
  {
    "time": 32110,
    "words": "You wouldn't get this from any other guy"
  },
  {
    "time": 36050,
    "words": "I just wanna tell you how I'm feeling"
  },
  {
    "time": 41340,
    "words": "Gotta make you understand"
  },
  {
    "time": 43180,
    "words": "Never gonna give you up"
  },
  {
    "time": 45250,
    "words": "Never gonna let you down"
  },
  {
    "time": 47290,
    "words": "Never gonna run around and desert you"
  },
  {
    "time": 51520,
    "words": "Never gonna make you cry"
  },
  {
    "time": 53780,
    "words": "Never gonna say goodbye"
  },
  {
    "time": 55730,
    "words": "Never gonna tell a lie and hurt you"
  },
  {
    "time": 60980,
    "words": "We've known each other for so long"
  },
  {
    "time": 64960,
    "words": "Your heart's been aching, but you're too shy to say it (say it)"
  },
  {
    "time": 69230,
    "words": "Inside, we both know what's been going on (going on)"
  },
  {
    "time": 73670,
    "words": "We know the game and we're gonna play it"
  },
  {
    "time": 77570,
    "words": "And if you ask me how I'm feeling"
  },
  {
    "time": 82450,
    "words": "Don't tell me you're too blind to see"
  },
  {
    "time": 85460,
    "words": "Never gonna give you up"
  },
  {
    "time": 87560,
    "words": "Never gonna let you down"
  },
  {
    "time": 89750,
    "words": "Never gonna run around and desert you"
  },
  {
    "time": 93960,
    "words": "Never gonna make you cry"
  },
  {
    "time": 96220,
    "words": "Never gonna say goodbye"
  },
  {
    "time": 98290,
    "words": "Never gonna tell a lie and hurt you"
  },
  {
    "time": 102330,
    "words": "Never gonna give you up"
  },
  {
    "time": 104450,
    "words": "Never gonna let you down"
  },
  {
    "time": 106640,
    "words": "Never gonna run around and desert you"
  },
  {
    "time": 110980,
    "words": "Never gonna make you cry"
  },
  {
    "time": 112830,
    "words": "Never gonna say goodbye"
  },
  {
    "time": 115130,
    "words": "Never gonna tell a lie and hurt you"
  },
  {
    "time": 119850,
    "words": "(Ooh, give you up)"
  },
  {
    "time": 124010,
    "words": "(Ooh, give you up)"
  },
  {
    "time": 128580,
    "words": "(Ooh) Never gonna give, never gonna give (give you up)"
  },
  {
    "time": 132580,
    "words": "(Ooh) Never gonna give, never gonna give (give you up)"
  },
  {
    "time": 137020,
    "words": "We've known each other for so long"
  },
  {
    "time": 141230,
    "words": "Your heart's been aching, but you're too shy to say it (to say it)"
  },
  {
    "time": 145520,
    "words": "Inside, we both know what's been going on (going on)"
  },
  {
    "time": 149810,
    "words": "We know the game and we're gonna play it"
  },
  {
    "time": 153900,
    "words": "I just wanna tell you how I'm feeling"
  },
  {
    "time": 159110,
    "words": "Gotta make you understand"
  },
  {
    "time": 161730,
    "words": "Never gonna give you up"
  },
  {
    "time": 163970,
    "words": "Never gonna let you down"
  },
  {
    "time": 165950,
    "words": "Never gonna run around and desert you"
  },
  {
    "time": 170220,
    "words": "Never gonna make you cry"
  },
  {
    "time": 172220,
    "words": "Never gonna say goodbye"
  },
  {
    "time": 174380,
    "words": "Never gonna tell a lie and hurt you"
  },
  {
    "time": 178590,
    "words": "Never gonna give you up"
  },
  {
    "time": 180700,
    "words": "Never gonna let you down"
  },
  {
    "time": 182830,
    "words": "Never gonna run around and desert you"
  },
  {
    "time": 187260,
    "words": "Never gonna make you cry"
  },
  {
    "time": 189260,
    "words": "Never gonna say goodbye"
  },
  {
    "time": 191390,
    "words": "Never gonna tell a lie and hurt you"
  },
  {
    "time": 195520,
    "words": "Never gonna give you up"
  },
  {
    "time": 197680,
    "words": "Never gonna let you down"
  },
  {
    "time": 199880,
    "words": "Never gonna run around and desert you"
  },
  {
    "time": 204060,
    "words": "Never gonna make you cry"
  },
  {
    "time": 206230,
    "words": "Never gonna say goodbye"
  },
  {
    "time": 208340,
    "words": "Never gonna tell a lie and hurt you"
  },
  {
    "time": 210980,
    "words": ""
  }
]
```
</details>

In header's `color` field you can find the primary color of the track. Pass `lrc=1` to get lyrics in [.lrc](https://en.wikipedia.org/wiki/LRC_(file_format)) file format.

### Where do I get cookie?

Press F12, open the `Network` tab and go to [open.spotify.com](https://open.spotify.com/). Click on the first request to `open.spotify.com`. Scroll down to the `Request Headers`, right click the `cookie` field and select `Copy value`.

## License

The Unlicense, see [LICENSE](./LICENSE) for additional information.