@use "../../wc";

:host {
  display: block;
}

.form-control-input {
  display: flex;
  align-items: center;
  gap: var(--zn-spacing-x-small);
}

zn-dialog {
  --width: min(80vw, 900px);
  --icon-color: rgb(var(--zn-text));
}

// Mirrors zn-file's droparea preview so a chosen image reads the same as an
// uploaded file.
.icon-picker__image-trigger {
  position: relative;
  flex: 1;
  min-width: 0;
  min-height: 180px;
  border: 1px solid var(--zn-input-border-color);
  border-radius: var(--zn-border-radius);
  cursor: pointer;
  transition: var(--zn-transition-medium) background,
    var(--zn-transition-medium) border-color;

  &:focus-visible {
    border-color: var(--zn-color-primary-600);
    outline: var(--zn-focus-ring);
    outline-offset: var(--zn-focus-ring-offset);
  }

  &:not(:focus-visible):hover {
    border-color: var(--zn-color-primary-700);
  }
}

:host([disabled]) .icon-picker__image-trigger {
  cursor: not-allowed;
  opacity: 0.5;
}

.icon-picker__image-trigger-background {
  --zn-droparea-checker-size: 12px;
  --zn-droparea-checker-a: var(--zn-color-neutral-50);
  --zn-droparea-checker-b: var(--zn-color-neutral-100);

  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  min-height: inherit;
  padding: var(--zn-spacing-large) var(--zn-spacing-medium);
  box-sizing: border-box;
  background-color: var(--zn-droparea-checker-a);
  background-image:
    linear-gradient(45deg, var(--zn-droparea-checker-b) 25%, transparent 25%),
    linear-gradient(-45deg, var(--zn-droparea-checker-b) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--zn-droparea-checker-b) 75%),
    linear-gradient(-45deg, transparent 75%, var(--zn-droparea-checker-b) 75%);
  background-size: var(--zn-droparea-checker-size) var(--zn-droparea-checker-size);
  background-position:
    0 0,
    0 calc(var(--zn-droparea-checker-size) / 2),
    calc(var(--zn-droparea-checker-size) / 2) calc(var(--zn-droparea-checker-size) / -2),
    calc(var(--zn-droparea-checker-size) / -2) 0;
  border-radius: calc(var(--zn-border-radius) - 1px);
}

.icon-picker__image-trigger-preview {
  display: block;
  width: 100%;
  height: 150px;
  object-fit: contain;
}

.icon-picker__image-clear {
  position: absolute;
  top: var(--zn-spacing-small);
  right: var(--zn-spacing-small);
  z-index: 1;
}

.icon-picker__dialog-layout {
  display: flex;
  gap: var(--zn-spacing-large);
  height: 40vh;
}

.icon-picker__dialog-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.icon-picker__dialog-sidebar {
  width: 180px;
  flex-shrink: 0;
}

@media (max-width: 640px) {
  zn-dialog {
    --width: 100vw;
  }

  zn-dialog::part(base) {
    max-width: 100%;
    max-height: 100%;
    margin: 0;
    border-radius: 0;
    height: 100dvh;
    width: 100vw;
  }

  .icon-picker__dialog-layout {
    height: calc(100dvh - 8rem);
    flex-direction: column;
  }

  .icon-picker__dialog-sidebar {
    width: 100%;
    flex-shrink: 0;
  }
}

.icon-picker__mode-switch {
  display: flex;
  gap: var(--zn-spacing-x-small);
  margin-bottom: var(--zn-spacing-small);
}

.icon-picker__upload {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--zn-spacing-small);
  border: dashed 1px rgb(var(--zn-border-color));
  border-radius: var(--zn-border-radius);
  padding: var(--zn-spacing-large);
  color: rgb(var(--zn-text-muted));
}

.icon-picker__upload-preview {
  max-width: 100%;
  max-height: 160px;
  object-fit: contain;
  border-radius: var(--zn-border-radius);
}

.icon-picker__upload-filename {
  font-size: var(--zn-font-size-small);
  color: rgb(var(--zn-text-muted));
  word-break: break-all;
}

.icon-picker__dialog-controls {
  display: flex;
  gap: var(--zn-spacing-small);
  margin-bottom: var(--zn-spacing-small);
}

.icon-picker__library-select {
  flex: 1;
  min-width: 0;
}

.icon-picker__color-input {
  width: 140px;
  flex-shrink: 0;
}

.icon-picker__icon-input {
  margin-bottom: var(--zn-spacing-small);
}

.icon-picker__search {
  margin-bottom: var(--zn-spacing-small);
}

.icon-picker__free-input {
  margin-bottom: var(--zn-spacing-small);
}

.icon-picker__grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--zn-spacing-x-small);
  flex: 1;
  overflow-y: auto;
  align-content: flex-start;
  border: solid 1px rgb(var(--zn-border-color));
  border-radius: var(--zn-border-radius);
  padding: var(--zn-spacing-x-small);
}

.icon-picker__grid-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 2px solid transparent;
  border-radius: var(--zn-border-radius);
  background: transparent;
  color: var(--zn-text-color);
  cursor: pointer;
  transition: var(--zn-transition-fast) background-color,
    var(--zn-transition-fast) border-color;

  &:hover {
    background-color: rgba(var(--zn-color-primary), 0.1);
  }

  &--selected {
    border-color: rgb(var(--zn-color-primary));
    background-color: rgba(var(--zn-color-primary), 0.1);
  }
}

.icon-picker__no-results {
  width: 100%;
  text-align: center;
  padding: var(--zn-spacing-large);
  color: rgb(var(--zn-text-muted));
}

.icon-picker__preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--zn-spacing-small);
  padding: var(--zn-spacing-medium);
  background-color: rgba(var(--zn-panel-secondary), 0.5);
  border-radius: var(--zn-border-radius);
  text-align: center;

  &--empty {
    color: rgb(var(--zn-text-muted));
  }
}

.icon-picker__preview-name {
  font-size: var(--zn-font-size-medium);
  font-family: var(--zn-font-mono);
  word-break: break-all;
}

.icon-picker__preview-library {
  font-size: var(--zn-font-size-small);
  color: rgb(var(--zn-text-muted));
}

.icon-picker__preview-hint {
  font-size: var(--zn-font-size-small);
  color: rgb(var(--zn-text-muted));
}

// Mirrors the global .form-actions layout, which isn't available in the
// shadow DOM. currentColor undoes the dialog-wide --icon-color override so
// button icons match their button's text colour.
.icon-picker__footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--zn-spacing-small);
  --icon-color: currentColor;
}