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|
{
stdenv,
fetchurl,
imagemagick,
lib,
}:
let
fetchWallpaper = lib.makeOverridable (
{
name,
url,
sha256,
resolution ? "1920x1080",
ratio ? "16:9",
gravity ? "center",
}:
stdenv.mkDerivation {
inherit name;
src = fetchurl {
inherit url sha256;
};
buildInputs = [ imagemagick ];
phases = [ "unpackPhase" ];
unpackPhase = ''
convert "$src" -gravity '${gravity}' \
-extent '${ratio}' \
-resize '${resolution}!' \
"$out"
'';
}
);
sources = lib.importJSON ./sources.json;
in
{
fetcher = fetchWallpaper;
}
// builtins.mapAttrs (_: fetchWallpaper) sources
|
