# YouTube Data API v3 example, get all videos of a channel.


# Request: Get the playlist ID for channel's uploaded videos
# https://developers.google.com/youtube/v3/docs/channels/list
curl \
  'https://youtube.googleapis.com/youtube/v3/channels?part=contentDetails&forUsername=youtube&key=[YOUR_API_KEY]' \
  --header 'Authorization: Bearer [YOUR_ACCESS_TOKEN]' \
  --header 'Accept: application/json' \
  --compressed


# Response:
{
  "kind": "youtube#channelListResponse",
  "etag": "FkVc2964Bz2gz698JINc2iLU5SU",
  "pageInfo": {
    "totalResults": 1,
    "resultsPerPage": 5
  },
  "items": [
    {
      "kind": "youtube#channel",
      "etag": "KtwKqtpT7ADmb2Z7f6Q67dPrVSU",
      "id": "UCBR8-60-B28hp2BmDPdntcQ",
      "contentDetails": {
        "relatedPlaylists": {
          "likes": "",
          "uploads": "UUBR8-60-B28hp2BmDPdntcQ"  # <-- The playlist ID for channel's uploads
        }
      }
    }
  ]
}


# Get the first 50 videos of the uploads playlist, using the playlist ID.
# https://developers.google.com/youtube/v3/docs/playlistItems/list
curl \
  'https://youtube.googleapis.com/youtube/v3/playlistItems?part=snippet&maxResults=50&playlistId=UUBR8-60-B28hp2BmDPdntcQ&key=[YOUR_API_KEY]' \
  --header 'Authorization: Bearer [YOUR_ACCESS_TOKEN]' \
  --header 'Accept: application/json' \
  --compressed


# Response.
# From here you could grap the relevant video info,
# then use the "nextPageToken" to grab the next 50 videos,
# and keep going until you exhaust the list.
# Note that this has a quota cost of 1 per request (with max. 50 videos per request),
# and there could be very many pages to iterate through for some channels.
{
  "kind": "youtube#playlistItemListResponse",
  "etag": "H6l2JM74fs4OnCeSoSKmtSZnvqc",
  "nextPageToken": "EAAaBlBUOkNESQ",
  "items": [
    {
      "kind": "youtube#playlistItem",
      "etag": "bHRrol6jUXf4W_NIwSWJ6D6K22E",
      "id": "VVVCUjgtNjAtQjI4aHAyQm1EUGRudGNRLjNEMDlxR2lwU0c0",
      "snippet": {
        "publishedAt": "2022-12-08T17:00:01Z",
        "channelId": "UCBR8-60-B28hp2BmDPdntcQ",
        "title": "i’m still recovering from meeting all my fave creators at this year’s #streamys 😭",
        "description": "i’m still recovering from meeting all my fave creators at this year’s #streamys 😭 catch the full show at yt.be/streamys to spot even more creators",
        "thumbnails": {
          "default": {
            "url": "https://i.ytimg.com/vi/3D09qGipSG4/default.jpg",
            "width": 120,
            "height": 90
          },
          "medium": {
            "url": "https://i.ytimg.com/vi/3D09qGipSG4/mqdefault.jpg",
            "width": 320,
            "height": 180
          },
          "high": {
            "url": "https://i.ytimg.com/vi/3D09qGipSG4/hqdefault.jpg",
            "width": 480,
            "height": 360
          },
          "standard": {
            "url": "https://i.ytimg.com/vi/3D09qGipSG4/sddefault.jpg",
            "width": 640,
            "height": 480
          },
          "maxres": {
            "url": "https://i.ytimg.com/vi/3D09qGipSG4/maxresdefault.jpg",
            "width": 1280,
            "height": 720
          }
        },
        "channelTitle": "YouTube",
        "playlistId": "UUBR8-60-B28hp2BmDPdntcQ",
        "position": 0,
        "resourceId": {
          "kind": "youtube#video",
          "videoId": "3D09qGipSG4"
        },
        "videoOwnerChannelTitle": "YouTube",
        "videoOwnerChannelId": "UCBR8-60-B28hp2BmDPdntcQ"
      }
    },
    # <More items here, cut for space...>
  ],
  "pageInfo": {
    "totalResults": 614,
    "resultsPerPage": 50
  }
}