// usage: .variations(~" .check", color, transparent);
.variations(@extra, @property, @default) {
  .generic-variations(@extra, @default, {
      @{property}: @material-color;
    });
}

.background-variations(@extra, @default) {
  .generic-variations(@extra, @default, {
      background-color: @material-color;
      color: @text-color;
      & when (@material-color = @btn-default) {
        color: @lightbg-text;
      }
    });
}

.text-variations(@extra, @default) {
  .generic-variations(@extra, @default, {
      color: @material-color;
    });
}

//
// To use this mixin you should pass a function as final parameter to define
// the style. In that definition you can use the following variables to define it.
//
// @material-color-name ---> "red", "green", "indigo" ...
// @material-color-full-name ---> "red", "green-50", "indigo-400" ...
// @material-color ---> #f44336, #e8f5e9, #5c6bc0 ...
// @text-color ---> rgba(255,255,255,0.84), rgba(0,0,0,0.84), rgba(255,255,255,0.84) ...
//


.generic-variations(@extra, @default, @func) {

  @contrast-factor: 40%;

  // bootstrap styles
  &@{extra}, &-default@{extra} {
    @material-color-name: "default";
    @material-color-full-name: @material-color-name;
    @material-color: @default;
    @text-color: @darkbg-text;
    @func();
  }
  &-black@{extra} {
    @material-color-name: "black";
    @material-color-full-name: @material-color-name;
    @material-color: @black;
    @text-color: @darkbg-text;
    @func();
  }
  &-white@{extra} {
    @material-color-name: "white";
    @material-color-full-name: @material-color-name;
    @material-color: @white;
    @text-color: @lightbg-text;
    @func();
  }
  &-inverse@{extra} {
    @material-color-name: "inverse";
    @material-color-full-name: @material-color-name;
    @material-color: @inverse;
    @text-color: contrast(@inverse, @lightbg-text, @darkbg-text, @contrast-factor);
    @func();
  }
  &-primary@{extra} {
    @material-color-name: "primary";
    @material-color-full-name: @material-color-name;
    @material-color: @primary;
    @text-color: @darkbg-text;
    @func();
  }
  &-success@{extra} {
    @material-color-name: "success";
    @material-color-full-name: @material-color-name;
    @material-color: @success;
    @text-color: @darkbg-text;
    @func();
  }
  &-info@{extra} {
    @material-color-name: "info";
    @material-color-full-name: @material-color-name;
    @material-color: @info;
    @text-color: @darkbg-text;
    @func();
  }
  &-warning@{extra} {
    @material-color-name: "warning";
    @material-color-full-name: @material-color-name;
    @material-color: @warning;
    @text-color: @darkbg-text;
    @func();
  }
  &-danger@{extra} {
    @material-color-name: "danger";
    @material-color-full-name: @material-color-name;
    @material-color: @danger;
    @text-color: @darkbg-text;
    @func();
  }

  // given a color build multiples dephs
  .generic-variations-factory(@material-color-name) {

    // given a color and its deph build css
    .generic-variations-factory-deep(@material-color-number) {

      &-material-@{material-color-name}@{material-color-number}@{extra} {
        @material-color-full-name: "@{material-color-name}@{material-color-number}";
        @material-color: @@material-color-full-name;
        @text-color: contrast(@material-color, @lightbg-text, @darkbg-text, @contrast-factor);
        @func();
      }

    }

    .generic-variations-factory-deep(~"");
  }

  .generic-variations-factory(~"red");
  .generic-variations-factory(~"pink");
  .generic-variations-factory(~"purple");
  .generic-variations-factory(~"deep-purple");
  .generic-variations-factory(~"indigo");
  .generic-variations-factory(~"blue");
  .generic-variations-factory(~"light-blue");
  .generic-variations-factory(~"cyan");
  .generic-variations-factory(~"teal");
  .generic-variations-factory(~"green");
  .generic-variations-factory(~"light-green");
  .generic-variations-factory(~"lime");
  .generic-variations-factory(~"yellow");
  .generic-variations-factory(~"amber");
  .generic-variations-factory(~"orange");
  .generic-variations-factory(~"deep-orange");
  .generic-variations-factory(~"brown");
  .generic-variations-factory(~"grey");
  .generic-variations-factory(~"blue-grey");

}


@all-variations: ~"-default, -primary, -info, -success, -warning, -danger";