feat: dload full playlist

spotify/get-tokens.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+set -eu
+
+BEARER_TOKEN_RES=$(
+  curl -L https://open.spotify.com/ \
+    | grep 'id="session"' \
+    | sed 's&.*<script id="session"[^>]*>&&' \
+    | sed 's/<.*//'
+)
+BEARER_TOKEN=$(echo "$BEARER_TOKEN_RES" | jq -r .accessToken)
+export BEARER_TOKEN
+
+GUEST_TOKEN_RES=$(
+  curl -X POST https://clienttoken.spotify.com/v1/clienttoken \
+    -H "Accept: application/json" -H "content-type: application/json" \
+    --data '{"client_data":{"client_version":"1.2.27.147.g503c721c","client_id":"d8a5ed958d274c2e8ee717e6a4b0971d","js_sdk_data":{"device_brand":"unknown","device_model":"unknown","os":"linux","os_version":"unknown","device_id":"nuhuh","device_type":"computer"}}}'
+)
+
+if ! [[ "$(echo "$GUEST_TOKEN_RES" | jq -r .response_type)" == "RESPONSE_GRANTED_TOKEN_RESPONSE" ]]; then
+  printf "\x1b[1;31m%s\x1b[0m\n" 'Token response is NOT granted' >&2
+  exit 1;
+fi
+
+TOKEN=$(echo "$GUEST_TOKEN_RES" | jq -r .granted_token.token)
+export TOKEN

spotify/update-playlist.sh

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+set -eu
+
+MYSELF=$(realpath "$0")
+MYDIR=$(dirname "$MYSELF")
+. "$MYDIR"/get-tokens.sh
+
+PLAYLIST_ID="2BoXyJeV0fhEHOy4uiByxr"
+
+i=0
+iter_url=https://api.spotify.com/v1/playlists/$PLAYLIST_ID/tracks
+while :; do
+  RES=$(curl --request GET \
+    --url "$iter_url" \
+    --header 'Authorization: Bearer '"$BEARER_TOKEN" \
+    --header 'client-token: '"$TOKEN" 2> /dev/null)
+
+  iter_url=$(jq -r .next <<< "$RES")
+  echo "$RES"
+
+  i=$((i+1))
+  [[ "$iter_url" == "null" ]] && break
+done \
+  | pv \
+  | jq .items \
+  | jq -s 'reduce .[] as $x ([]; . + $x)' \
+  | jq 'del(.. | .available_markets?, .added_by?)' > playlist.json
+
+printf "downloaded %s songs metadata" "$(jq length playlist.json)"