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import type { Identity } from "../api";
import {
buildForwardHtmlBody,
buildForwardSubject,
buildReplyAllCc,
buildReplyBody,
buildReplyHtmlBody,
buildReplySubject,
type ComposeFormat,
type ComposeMode,
clearDraft,
draftKey,
getInitialFormat,
htmlToPlainText,
loadDraft,
plainTextToHtml,
saveDraft,
validateEmails,
} from "../compose-utils";
import { useFocusTrap } from "../hooks";
import { XIcon } from "./Icons";
export type { ComposeMode } from "../compose-utils";
interface ComposeModalProps {
mode: ComposeMode;
identities?: Identity[];
selectedIdentityId?: number | null;
onClose: () => void;
onSend: (data: {
identityId?: number;
to: string;
cc: string;
bcc: string;
subject: string;
body: string;
htmlBody?: string;
}) => void | Promise<void>;
}
/** Expand/collapse icon for the compose window */
function ExpandIcon({ expanded }: { expanded: boolean }) {
if (expanded) {
// Collapse icon (shrink)
return (
<svg
className="w-4 h-4"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<title>Collapse</title>
<polyline points="4 14 10 14 10 20" />
<polyline points="20 10 14 10 14 4" />
<line x1="14" y1="10" x2="21" y2="3" />
<line x1="3" y1="21" x2="10" y2="14" />
</svg>
);
}
// Expand icon (grow)
return (
<svg
className="w-4 h-4"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<title>Expand</title>
<polyline points="15 3 21 3 21 9" />
<polyline points="9 21 3 21 3 15" />
<line x1="21" y1="3" x2="14" y2="10" />
<line x1="3" y1="21" x2="10" y2="14" />
</svg>
);
}
export function ComposeModal({
mode,
identities,
selectedIdentityId,
onClose,
onSend,
}: ComposeModalProps) {
const currentDraftKey = draftKey(mode);
const userEmail = identities?.find(
(a) => a.id === (selectedIdentityId ?? identities[0]?.id),
)?.email;
const [fromIdentityId, setFromIdentityId] = useState<number | undefined>(
selectedIdentityId ?? undefined,
);
const [to, setTo] = useState(() => {
const saved = loadDraft(currentDraftKey);
if (saved) return saved.to;
if (mode.type === "reply" || mode.type === "reply-all") return mode.original.from_address;
return "";
});
const [cc, setCc] = useState(() => {
const saved = loadDraft(currentDraftKey);
if (saved) return saved.cc;
if (mode.type === "reply-all") return buildReplyAllCc(mode.original, userEmail);
return "";
});
const [bcc, setBcc] = useState(() => {
const saved = loadDraft(currentDraftKey);
if (saved) return saved.bcc;
return "";
});
const [subject, setSubject] = useState(() => {
const saved = loadDraft(currentDraftKey);
if (saved) return saved.subject;
if (mode.type === "reply" || mode.type === "reply-all")
return buildReplySubject(mode.original.subject);
if (mode.type === "forward") return buildForwardSubject(mode.original.subject);
return "";
});
const [body, setBody] = useState(() => {
const saved = loadDraft(currentDraftKey);
if (saved) return saved.body;
if (mode.type === "reply" || mode.type === "reply-all") return buildReplyBody(mode.original);
if (mode.type === "forward") {
const msg = mode.original;
const from = msg.from_name
? `${msg.from_name} <${msg.from_address || "unknown"}>`
: msg.from_address || "unknown";
return `\n\n---------- Forwarded message ----------\nFrom: ${from}\nDate: ${new Date(msg.date).toLocaleString()}\nSubject: ${msg.subject || "(no subject)"}\nTo: ${msg.to_addresses || ""}\n\n${msg.text_body || ""}`;
}
return "";
});
const [htmlBody, setHtmlBody] = useState(() => {
const saved = loadDraft(currentDraftKey);
if (saved?.htmlBody) return saved.htmlBody;
if (mode.type === "reply" || mode.type === "reply-all")
return buildReplyHtmlBody(mode.original);
if (mode.type === "forward") return buildForwardHtmlBody(mode.original);
return "";
});
const [format, setFormat] = useState<ComposeFormat>(() => {
const saved = loadDraft(currentDraftKey);
return getInitialFormat(mode, saved);
});
const [showCc, setShowCc] = useState(() => {
const saved = loadDraft(currentDraftKey);
if (saved) return !!saved.cc;
if (mode.type === "reply-all") return buildReplyAllCc(mode.original, userEmail).length > 0;
return false;
});
const [showBcc, setShowBcc] = useState(() => {
const saved = loadDraft(currentDraftKey);
return !!saved?.bcc;
});
const [expanded, setExpanded] = useState(false);
const [sending, setSending] = useState(false);
const [validationError, setValidationError] = useState<string | null>(null);
const [showFormatWarning, setShowFormatWarning] = useState(false);
const pendingFormatRef = useRef<ComposeFormat | null>(null);
const toInputRef = useRef<HTMLInputElement>(null);
const dialogRef = useRef<HTMLDivElement>(null);
const editorRef = useRef<HTMLDivElement>(null);
useFocusTrap(dialogRef);
// Auto-focus the To field on mount
useEffect(() => {
const timer = setTimeout(() => {
// Don't steal focus if the user has already clicked into another field
const modal = toInputRef.current?.closest('[role="dialog"]');
if (
modal?.contains(document.activeElement) &&
document.activeElement !== toInputRef.current
) {
return;
}
toInputRef.current?.focus();
}, 50);
return () => clearTimeout(timer);
}, []);
// Set initial HTML content in the editor
useEffect(() => {
if (format === "html" && editorRef.current && !editorRef.current.innerHTML) {
editorRef.current.innerHTML = htmlBody;
}
}, [format, htmlBody]);
// Auto-save draft for all compose modes
useEffect(() => {
saveDraft(currentDraftKey, { to, cc, bcc, subject, body, htmlBody, format });
}, [currentDraftKey, to, cc, bcc, subject, body, htmlBody, format]);
const getEditorHtml = useCallback((): string => {
return editorRef.current?.innerHTML || "";
}, []);
const handleSend = useCallback(async () => {
const toErr = validateEmails(to);
if (toErr) {
setValidationError(toErr);
return;
}
if (cc.trim()) {
const ccErr = validateEmails(cc);
Eif (ccErr) {
setValidationError(ccErr);
return;
}
}
if (bcc.trim()) {
const bccErr = validateEmails(bcc);
if (bccErr) {
setValidationError(bccErr);
return;
}
}
setValidationError(null);
setSending(true);
try {
const currentHtml = format === "html" ? getEditorHtml() : undefined;
const textBody = format === "html" ? htmlToPlainText(currentHtml || "") : body;
await onSend({
identityId: fromIdentityId,
to: to.trim(),
cc: cc.trim(),
bcc: bcc.trim(),
subject,
body: textBody,
htmlBody: currentHtml,
});
clearDraft(currentDraftKey);
} catch (err) {
// Send failed — keep the draft and let the user retry
setSending(false);
setValidationError(err instanceof Error ? err.message : "Failed to send message");
}
}, [to, cc, bcc, subject, body, format, fromIdentityId, onSend, currentDraftKey, getEditorHtml]);
const handleDiscard = useCallback(() => {
clearDraft(currentDraftKey);
onClose();
}, [currentDraftKey, onClose]);
const handleKeyDown = useCallback(
(e: React.KeyboardEvent) => {
if ((e.metaKey || e.ctrlKey) && e.key === "Enter") {
e.preventDefault();
handleSend();
}
},
[handleSend],
);
const switchFormat = useCallback(
(newFormat: ComposeFormat) => {
if (newFormat === "html" && format === "plain") {
// Convert plain text body to HTML
const html = plainTextToHtml(body);
setHtmlBody(html);
setFormat("html");
// Set content in editor after it renders
requestAnimationFrame(() => {
Eif (editorRef.current) {
editorRef.current.innerHTML = html;
}
});
E} else if (newFormat === "plain" && format === "html") {
// Convert HTML to plain text
const currentHtml = getEditorHtml();
setBody(htmlToPlainText(currentHtml));
setFormat("plain");
}
setShowFormatWarning(false);
pendingFormatRef.current = null;
},
[format, body, getEditorHtml],
);
const requestFormatSwitch = useCallback(
(newFormat: ComposeFormat) => {
Iif (newFormat === format) return;
// Warn about formatting loss when switching from HTML to plain text
const hasContent =
format === "html"
? (getEditorHtml() || "")
.replace(/<br\s*\/?>/gi, "")
.replace(/<[^>]*>/g, "")
.trim().length > 0
: body.trim().length > 0;
if (hasContent && format === "html" && newFormat === "plain") {
pendingFormatRef.current = newFormat;
setShowFormatWarning(true);
} else {
switchFormat(newFormat);
}
},
[format, body, getEditorHtml, switchFormat],
);
const handleEditorInput = useCallback(() => {
Eif (editorRef.current) {
setHtmlBody(editorRef.current.innerHTML);
}
}, []);
// Auto-escalate: when user uses a formatting control while in plain text mode,
// automatically switch to HTML
const handleToolbarAction = useCallback(
(command: string, arg?: string) => {
if (format === "plain") {
// Switch to HTML first, then apply the command
const html = plainTextToHtml(body);
setHtmlBody(html);
setFormat("html");
requestAnimationFrame(() => {
Eif (editorRef.current) {
editorRef.current.innerHTML = html;
editorRef.current.focus();
document.execCommand(command, false, arg);
}
});
} else {
document.execCommand(command, false, arg);
}
},
[format, body],
);
const modeLabel =
mode.type === "reply"
? "Reply"
: mode.type === "reply-all"
? "Reply All"
: mode.type === "forward"
? "Forward"
: "New Message";
const containerClass = expanded
? "w-full h-full sm:w-[calc(100%-3rem)] sm:h-[calc(100%-3rem)] sm:max-w-6xl bg-white dark:bg-gray-900 sm:rounded-xl shadow-2xl flex flex-col"
: "w-full max-w-2xl bg-white dark:bg-gray-900 rounded-t-xl sm:rounded-xl shadow-2xl flex flex-col max-h-[80vh]";
return (
<div
ref={dialogRef}
className="fixed inset-0 z-50 flex items-end sm:items-center justify-center bg-black/30"
role="dialog"
aria-modal="true"
aria-label={modeLabel}
onClick={(e) => {
Eif (e.target === e.currentTarget) handleDiscard();
}}
onKeyDown={(e) => {
if (e.key === "Escape") handleDiscard();
}}
>
<div
className={containerClass}
onKeyDown={handleKeyDown}
onClick={(e) => e.stopPropagation()}
>
{/* Header */}
<div className="flex items-center justify-between px-4 py-3 border-b border-gray-200 dark:border-gray-800">
<h3 className="font-semibold">{modeLabel}</h3>
<div className="flex items-center gap-1">
<button
type="button"
onClick={() => setExpanded(!expanded)}
className="text-gray-400 hover:text-gray-600 dark:hover:text-gray-200 p-0.5"
>
<ExpandIcon expanded={expanded} />
</button>
<button
type="button"
onClick={handleDiscard}
className="text-gray-400 hover:text-gray-600 dark:hover:text-gray-200 p-0.5"
>
<XIcon className="w-4 h-4" />
</button>
</div>
</div>
{/* Fields */}
<div className="px-4 py-2 space-y-2 border-b border-gray-100 dark:border-gray-800">
{identities && identities.length > 1 && (
<div className="flex items-center gap-2">
<label htmlFor="compose-from" className="text-sm text-gray-500 w-14 flex-shrink-0">
From
</label>
<select
id="compose-from"
value={fromIdentityId ?? ""}
onChange={(e) => setFromIdentityId(Number(e.target.value) || undefined)}
className="flex-1 bg-transparent text-sm outline-none border-none dark:text-gray-100"
>
{identities.map((a) => (
<option key={a.id} value={a.id} className="bg-white dark:bg-gray-900">
{a.name} <{a.email}>
</option>
))}
</select>
</div>
)}
<div className="flex items-center gap-2">
<label htmlFor="compose-to" className="text-sm text-gray-500 w-14">
To
</label>
<input
ref={toInputRef}
id="compose-to"
type="text"
value={to}
onChange={(e) => {
setTo(e.target.value);
if (validationError) setValidationError(null);
}}
className="flex-1 bg-transparent text-sm outline-none"
placeholder="recipient@example.com"
/>
<div className="flex items-center gap-1">
{!showCc && (
<button
type="button"
onClick={() => setShowCc(true)}
className="text-xs text-gray-400 hover:text-gray-600"
>
Cc
</button>
)}
{!showBcc && (
<button
type="button"
onClick={() => setShowBcc(true)}
className="text-xs text-gray-400 hover:text-gray-600"
>
Bcc
</button>
)}
</div>
</div>
{showCc && (
<div className="flex items-center gap-2">
<label htmlFor="compose-cc" className="text-sm text-gray-500 w-14">
Cc
</label>
<input
id="compose-cc"
type="text"
value={cc}
onChange={(e) => {
setCc(e.target.value);
if (validationError) setValidationError(null);
}}
className="flex-1 bg-transparent text-sm outline-none"
placeholder="cc@example.com"
/>
</div>
)}
{showBcc && (
<div className="flex items-center gap-2">
<label htmlFor="compose-bcc" className="text-sm text-gray-500 w-14">
Bcc
</label>
<input
id="compose-bcc"
type="text"
value={bcc}
onChange={(e) => {
setBcc(e.target.value);
if (validationError) setValidationError(null);
}}
className="flex-1 bg-transparent text-sm outline-none"
placeholder="bcc@example.com"
/>
</div>
)}
<div className="flex items-center gap-2">
<label htmlFor="compose-subject" className="text-sm text-gray-500 w-14">
Subject
</label>
<input
id="compose-subject"
type="text"
value={subject}
onChange={(e) => setSubject(e.target.value)}
className="flex-1 bg-transparent text-sm outline-none"
/>
</div>
</div>
{/* Formatting toolbar (visible in HTML mode, clickable in plain to auto-escalate) */}
<div className="flex items-center gap-0.5 px-4 py-1 border-b border-gray-100 dark:border-gray-800">
<ToolbarActionButton
label="Bold"
display="B"
bold
command="bold"
onAction={handleToolbarAction}
/>
<ToolbarActionButton
label="Italic"
display="I"
italic
command="italic"
onAction={handleToolbarAction}
/>
<ToolbarActionButton
label="Underline"
display="U"
underline
command="underline"
onAction={handleToolbarAction}
/>
<div className="w-px h-4 bg-gray-200 dark:bg-gray-700 mx-1" />
<ToolbarActionButton
label="Bulleted list"
display="•"
command="insertUnorderedList"
onAction={handleToolbarAction}
/>
<ToolbarActionButton
label="Numbered list"
display="1."
command="insertOrderedList"
onAction={handleToolbarAction}
/>
<div className="w-px h-4 bg-gray-200 dark:bg-gray-700 mx-1" />
<LinkButton onAction={handleToolbarAction} />
<div className="flex-1" />
<button
type="button"
onClick={() => requestFormatSwitch(format === "html" ? "plain" : "html")}
className="text-xs text-gray-400 hover:text-gray-600 dark:hover:text-gray-300 px-1.5 py-0.5 rounded hover:bg-gray-100 dark:hover:bg-gray-800"
title={format === "html" ? "Switch to plain text" : "Switch to rich text"}
>
{format === "html" ? "Plain text" : "Rich text"}
</button>
</div>
{/* Body */}
{format === "plain" ? (
<textarea
value={body}
onChange={(e) => setBody(e.target.value)}
className={`flex-1 p-4 bg-transparent text-sm resize-none outline-none ${expanded ? "min-h-[400px]" : "min-h-[200px]"}`}
placeholder="Write your message…"
/>
) : (
<div
ref={editorRef}
contentEditable
tabIndex={0}
onInput={handleEditorInput}
className={`flex-1 p-4 bg-transparent text-sm outline-none overflow-y-auto ${expanded ? "min-h-[400px]" : "min-h-[200px]"}`}
data-placeholder="Write your message…"
role="textbox"
aria-label="Message body"
style={{
minHeight: expanded ? "400px" : "200px",
}}
/>
)}
{/* Format switch warning */}
{showFormatWarning && (
<div className="px-4 py-2 text-xs bg-amber-50 dark:bg-amber-950/30 border-t border-amber-200 dark:border-amber-800 flex items-center justify-between">
<span className="text-amber-700 dark:text-amber-400">
Switching to plain text will remove formatting. Continue?
</span>
<div className="flex gap-2">
<button
type="button"
onClick={() => {
setShowFormatWarning(false);
pendingFormatRef.current = null;
}}
className="px-2 py-0.5 text-xs text-gray-600 dark:text-gray-400 hover:bg-gray-100 dark:hover:bg-gray-800 rounded"
>
Cancel
</button>
<button
type="button"
onClick={() => {
Eif (pendingFormatRef.current) {
switchFormat(pendingFormatRef.current);
}
}}
className="px-2 py-0.5 text-xs text-amber-700 dark:text-amber-400 hover:bg-amber-100 dark:hover:bg-amber-900/50 rounded font-medium"
>
Switch
</button>
</div>
</div>
)}
{/* Validation error */}
{validationError && (
<div className="px-4 py-1.5 text-xs text-red-600 dark:text-red-400 bg-red-50 dark:bg-red-950/30 border-t border-red-200 dark:border-red-800">
{validationError}
</div>
)}
{/* Footer */}
<div className="flex items-center justify-between px-4 py-3 border-t border-gray-200 dark:border-gray-800">
<div className="text-xs text-gray-400">
<kbd className="bg-gray-100 dark:bg-gray-800 px-1 rounded">⌘+Enter</kbd> to send
</div>
<div className="flex items-center gap-2">
<button
type="button"
onClick={handleDiscard}
className="px-3 py-1.5 text-sm text-gray-600 dark:text-gray-400 hover:bg-gray-100 dark:hover:bg-gray-800 rounded-md transition-colors"
>
Discard
</button>
<button
type="button"
onClick={handleSend}
disabled={!to.trim() || sending}
className="px-4 py-1.5 text-sm bg-stork-600 hover:bg-stork-700 disabled:opacity-50 text-white rounded-md font-medium transition-colors"
>
{sending ? "Sending…" : "Send"}
</button>
</div>
</div>
</div>
</div>
);
}
/** Toolbar button that auto-escalates to HTML mode */
function ToolbarActionButton({
label,
display,
command,
bold,
italic,
underline,
onAction,
}: {
label: string;
display: string;
command: string;
bold?: boolean;
italic?: boolean;
underline?: boolean;
onAction: (command: string, arg?: string) => void;
}) {
let className =
"px-1.5 py-0.5 text-xs rounded hover:bg-gray-200 dark:hover:bg-gray-700 text-gray-600 dark:text-gray-400";
if (bold) className += " font-bold";
if (italic) className += " italic";
if (underline) className += " underline";
return (
<button
type="button"
title={label}
onMouseDown={(e) => {
e.preventDefault();
onAction(command);
}}
className={className}
dangerouslySetInnerHTML={{ __html: display }}
/>
);
}
/** Link insertion button */
function LinkButton({ onAction }: { onAction: (command: string, arg?: string) => void }) {
return (
<button
type="button"
title="Insert link"
onMouseDown={(e) => {
e.preventDefault();
const url = prompt("Enter URL:");
if (url) {
onAction("createLink", url);
}
}}
className="px-1.5 py-0.5 text-xs rounded hover:bg-gray-200 dark:hover:bg-gray-700 text-gray-600 dark:text-gray-400"
>
Link
</button>
);
}
|