1 files changed, 273 insertions, 0 deletions
diff --git a/packages/exchange-backoffice-ui/src/forms/InputLine.tsx b/packages/exchange-backoffice-ui/src/forms/InputLine.tsx
new file mode 100644
index 000000000..0870e885a
--- /dev/null
+++ b/packages/exchange-backoffice-ui/src/forms/InputLine.tsx
@@ -0,0 +1,273 @@
+import { TranslatedString } from "@gnu-taler/taler-util";
+import { ComponentChildren, Fragment, VNode, h } from "preact";
+import { useField } from "./useField.js";
+
+interface IconAddon {
+  type: "icon";
+  icon: VNode;
+}
+interface ButtonAddon {
+  type: "button";
+  onClick: () => void;
+  children: ComponentChildren;
+}
+interface TextAddon {
+  type: "text";
+  text: TranslatedString;
+}
+type Addon = IconAddon | ButtonAddon | TextAddon;
+
+interface StringConverter<T> {
+  toStringUI: (v?: T) => string;
+  fromStringUI: (v?: string) => T;
+}
+
+export interface UIFormProps<T> {
+  name: string;
+  label: TranslatedString;
+  placeholder?: TranslatedString;
+  tooltip?: TranslatedString;
+  help?: TranslatedString;
+  before?: Addon;
+  after?: Addon;
+  required?: boolean;
+  converter?: StringConverter<T>;
+}
+
+export type FormErrors<T> = {
+  [P in keyof T]?: string | FormErrors<T[P]>;
+};
+
+//@ts-ignore
+const TooltipIcon = (
+  <svg
+    class="w-5 h-5"
+    xmlns="http://www.w3.org/2000/svg"
+    viewBox="0 0 20 20"
+    fill="currentColor"
+  >
+    <path
+      fill-rule="evenodd"
+      d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-8-3a1 1 0 00-.867.5 1 1 0 11-1.731-1A3 3 0 0113 8a3.001 3.001 0 01-2 2.83V11a1 1 0 11-2 0v-1a1 1 0 011-1 1 1 0 100-2zm0 8a1 1 0 100-2 1 1 0 000 2z"
+      clip-rule="evenodd"
+    />
+  </svg>
+);
+
+export function LabelWithTooltipMaybeRequired({
+  label,
+  required,
+  tooltip,
+}: {
+  label: TranslatedString;
+  required?: boolean;
+  tooltip?: TranslatedString;
+}): VNode {
+  const Label = (
+    <Fragment>
+      <div class="flex justify-between">
+        <label
+          htmlFor="email"
+          class="block text-sm font-medium leading-6 text-gray-900"
+        >
+          {label}
+        </label>
+      </div>
+    </Fragment>
+  );
+  const WithTooltip = tooltip ? (
+    <div class="relative flex flex-grow items-stretch focus-within:z-10">
+      {Label}
+      <span class="relative flex items-center group pl-2">
+        {TooltipIcon}
+        <div class="absolute bottom-0 flex flex-col items-center hidden mb-6 group-hover:flex">
+          <span class="relative z-10 p-2 text-xs leading-none text-white whitespace-no-wrap bg-black shadow-lg">
+            {tooltip}
+          </span>
+          <div class="w-3 h-3 -mt-2 rotate-45 bg-black"></div>
+        </div>
+      </span>
+    </div>
+  ) : (
+    Label
+  );
+  if (required) {
+    return (
+      <div class="flex justify-between">
+        {WithTooltip}
+        <span class="text-sm leading-6 text-red-600">*</span>
+      </div>
+    );
+  }
+  return WithTooltip;
+}
+
+function InputWrapper<T>({
+  children,
+  label,
+  tooltip,
+  before,
+  after,
+  help,
+  error,
+  required,
+}: { error?: string; children: ComponentChildren } & UIFormProps<T>): VNode {
+  return (
+    <div class="sm:col-span-6">
+      <LabelWithTooltipMaybeRequired
+        label={label}
+        required={required}
+        tooltip={tooltip}
+      />
+      <div class="relative mt-2 flex rounded-md shadow-sm">
+        {before &&
+          (before.type === "text" ? (
+            <span class="inline-flex items-center rounded-l-md border border-r-0 border-gray-300 px-3 text-gray-500 sm:text-sm">
+              {before.text}
+            </span>
+          ) : before.type === "icon" ? (
+            <div class="pointer-events-none absolute inset-y-0 left-0 flex items-center pl-3">
+              {before.icon}
+            </div>
+          ) : before.type === "button" ? (
+            <button
+              type="button"
+              onClick={before.onClick}
+              class="relative -ml-px inline-flex items-center gap-x-1.5 rounded-l-md px-3 py-2 text-sm font-semibold text-gray-900 ring-1 ring-inset ring-gray-300 hover:bg-gray-50"
+            >
+              {before.children}
+            </button>
+          ) : undefined)}
+
+        {children}
+
+        {after &&
+          (after.type === "text" ? (
+            <span class="inline-flex items-center rounded-r-md border border-l-0 border-gray-300 px-3 text-gray-500 sm:text-sm">
+              {after.text}
+            </span>
+          ) : after.type === "icon" ? (
+            <div class="pointer-events-none absolute inset-y-0 right-0 flex items-center pr-3">
+              {after.icon}
+            </div>
+          ) : after.type === "button" ? (
+            <button
+              type="button"
+              onClick={after.onClick}
+              class="relative -ml-px inline-flex items-center gap-x-1.5 rounded-r-md px-3 py-2 text-sm font-semibold text-gray-900 ring-1 ring-inset ring-gray-300 hover:bg-gray-50"
+            >
+              {after.children}
+            </button>
+          ) : undefined)}
+      </div>
+      {error && (
+        <p class="mt-2 text-sm text-red-600" id="email-error">
+          {error}
+        </p>
+      )}
+      {help && (
+        <p class="mt-2 text-sm text-gray-500" id="email-description">
+          {help}
+        </p>
+      )}
+    </div>
+  );
+}
+
+function defaultToString(v: unknown) {
+  return v === undefined ? "" : typeof v !== "object" ? String(v) : "";
+}
+function defaultFromString(v: string) {
+  return v;
+}
+
+export function InputLine<T>(props: { type: string } & UIFormProps<T>): VNode {
+  const { name, placeholder, before, after, converter, type } = props;
+  const { value, onChange, state, isDirty } = useField(name);
+
+  if (state.hidden) return <Fragment />;
+
+  let clazz =
+    "block w-full rounded-md border-0 py-1.5 shadow-sm ring-1 ring-inset focus:ring-2 focus:ring-inset sm:text-sm sm:leading-6 disabled:cursor-not-allowed disabled:bg-gray-50 disabled:text-gray-500 disabled:ring-gray-200";
+  if (before) {
+    switch (before.type) {
+      case "icon": {
+        clazz += " pl-10";
+        break;
+      }
+      case "button": {
+        clazz += " rounded-none rounded-r-md ";
+        break;
+      }
+      case "text": {
+        clazz += " min-w-0 flex-1 rounded-r-md rounded-none ";
+        break;
+      }
+    }
+  }
+  if (after) {
+    switch (after.type) {
+      case "icon": {
+        clazz += " pr-10";
+        break;
+      }
+      case "button": {
+        clazz += " rounded-none rounded-l-md";
+        break;
+      }
+      case "text": {
+        clazz += " min-w-0 flex-1 rounded-l-md rounded-none ";
+        break;
+      }
+    }
+  }
+  const showError = isDirty && state.error;
+  if (showError) {
+    clazz +=
+      " text-red-900 ring-red-300  placeholder:text-red-300 focus:ring-red-500";
+  } else {
+    clazz +=
+      " text-gray-900 ring-gray-300 placeholder:text-gray-400 focus:ring-indigo-600";
+  }
+  const fromString: (s: string) => any =
+    converter?.fromStringUI ?? defaultFromString;
+  const toString: (s: any) => string = converter?.toStringUI ?? defaultToString;
+
+  if (type === "text-area") {
+    return (
+      <InputWrapper<T> {...props} error={showError ? state.error : undefined}>
+        <textarea
+          rows={4}
+          name={String(name)}
+          onChange={(e) => {
+            onChange(fromString(e.currentTarget.value));
+          }}
+          placeholder={placeholder ? placeholder : undefined}
+          value={toString(value)}
+          disabled={state.disabled}
+          aria-invalid={showError}
+          // aria-describedby="email-error"
+          class={clazz}
+        />
+      </InputWrapper>
+    );
+  }
+
+  return (
+    <InputWrapper<T> {...props} error={showError ? state.error : undefined}>
+      <input
+        name={String(name)}
+        type={type}
+        onChange={(e) => {
+          onChange(fromString(e.currentTarget.value));
+        }}
+        placeholder={placeholder ? placeholder : undefined}
+        value={toString(value)}
+        disabled={state.disabled}
+        aria-invalid={showError}
+        // aria-describedby="email-error"
+        class={clazz}
+      />
+    </InputWrapper>
+  );
+}