OV-144: Add Script Generation For Videos

frontend/src/bundles/common/components/components.ts

@@ -53,6 +53,10 @@ export {
     Spinner,
     Stack,
     Tab,
+    TabList,
+    TabPanel,
+    TabPanels,
+    Tabs,
     Text,
     Tooltip,
     VStack,

frontend/src/bundles/common/components/video-modal/components/video-modal-content/components/generate-script-form/generate-script-form.tsx

@@ -1,3 +1,4 @@
+import { MessageSender } from '~/bundles/chat/enums/enums.js';
 import {
     Button,
     FormProvider,
@@ -6,7 +7,12 @@ import {
     Textarea,
     VStack,
 } from '~/bundles/common/components/components.js';
-import { useAppForm } from '~/bundles/common/hooks/hooks.js';
+import { DataStatus } from '~/bundles/common/enums/enums.js';
+import {
+    useAppForm,
+    useAppSelector,
+    useCallback,
+} from '~/bundles/common/hooks/hooks.js';
 import {
     type GenerateVideoScriptRequestDto,
     generateVideoScriptValidationSchema,
@@ -20,6 +26,12 @@ type Properties = {
 };
 
 const GenerateScriptForm: React.FC<Properties> = ({ onSubmit }) => {
+    const { messages, dataStatus } = useAppSelector(({ chat }) => ({
+        messages: chat.messages.filter(
+            (message) => message.sender === MessageSender.AI,
+        ),
+        dataStatus: chat.dataStatus,
+    }));
     const form = useAppForm<GenerateVideoScriptRequestDto>({
         initialValues: DEFAULT_GENERATE_SCRIPT_PAYLOAD,
         validationSchema: generateVideoScriptValidationSchema,
@@ -28,6 +40,21 @@ const GenerateScriptForm: React.FC<Properties> = ({ onSubmit }) => {
 
     const { handleSubmit, values } = form;
 
+    const getButtonLabel = useCallback(() => {
+        if (dataStatus === DataStatus.PENDING) {
+            return 'Stop';
+        }
+
+        return messages?.length > 0 ? 'Re-Generate' : 'Generate script';
+    }, [dataStatus, messages]);
+
+    const isSubmitButtonDisabled = useCallback(() => {
+        return (
+            dataStatus === DataStatus.PENDING ||
+            values.topic.trim().length === 0
+        );
+    }, [dataStatus, values]);
+
     return (
         <FormProvider value={form}>
             <form onSubmit={handleSubmit}>
@@ -61,9 +88,9 @@ const GenerateScriptForm: React.FC<Properties> = ({ onSubmit }) => {
                     />
                     <Button
                         type="submit"
-                        label="Generate script"
+                        label={getButtonLabel()}
                         margin-top="50px"
-                        isDisabled={values.topic.trim().length === 0}
+                        isDisabled={isSubmitButtonDisabled()}
                     />
                 </VStack>
             </form>

frontend/src/bundles/common/components/video-modal/components/video-modal-content/components/generate-script-placeholder-content/generate-script-placeholder-content.tsx

@@ -0,0 +1,29 @@
+import { type ComponentWithAs, type IconProps } from '@chakra-ui/react';
+
+import { Flex, Icon, Text } from '~/bundles/common/components/components.js';
+
+import styles from './styles.module.css';
+
+type Properties = {
+    message: string;
+    icon?: ComponentWithAs<'svg', IconProps>;
+};
+
+const GenerateScriptPlaceholderContent: React.FC<Properties> = ({
+    message,
+    icon,
+}) => (
+    <Flex className={styles['scriptPlaceholderContentContainer']}>
+        {icon && (
+            <Icon
+                as={icon}
+                className={styles['scriptPlaceholderContentIcon']}
+            />
+        )}
+        <Text className={styles['scriptPlaceholderContentText']} variant="H3">
+            {message}
+        </Text>
+    </Flex>
+);
+
+export { GenerateScriptPlaceholderContent };

frontend/src/bundles/common/components/video-modal/components/video-modal-content/components/generate-script-placeholder-content/styles.module.css

@@ -0,0 +1,20 @@
+.scriptPlaceholderContentContainer {
+    gap: 10px;
+    flex-direction: column;
+    justify-content: center;
+    align-items: center;
+    width: 100%;
+    height: 100%;
+}
+.scriptPlaceholderContentIcon {
+    color: var(--chakra-colors-brand-secondary-300);
+    opacity: 0.5;
+    font-size: 2rem;
+}
+.scriptPlaceholderContentText {
+    color: var(--chakra-colors-gray-400);
+    width: 40%;
+    min-width: 175px;
+    text-align: center;
+    font-style: italic;
+}

frontend/src/bundles/common/components/video-modal/components/video-modal-content/components/generate-script-placeholder/generate-script-placeholder.tsx

@@ -1,20 +1,43 @@
-import { Icon, Text, VStack } from '@chakra-ui/react';
-
+import { Box, Loader, VStack } from '~/bundles/common/components/components.js';
+import { DataStatus } from '~/bundles/common/enums/data-status.enum.js';
+import { useAppSelector } from '~/bundles/common/hooks/hooks.js';
 import { IconName } from '~/bundles/common/icons/icons.js';
+import { type VideoScript } from '~/bundles/common/types/types.js';
 
+import { GenerateScriptPlaceholderContent } from '../generate-script-placeholder-content/generate-script-placeholder-content.js';
+import { GenerateScriptScene } from '../generate-script-scene/generate-script-scene.js';
 import styles from './styles.module.css';
 
-const GenerateScriptPlaceholder: React.FC = () => {
+type Properties = {
+    videoScripts: VideoScript[];
+};
+
+const GenerateScriptPlaceholder: React.FC<Properties> = ({ videoScripts }) => {
+    const { dataStatus } = useAppSelector(({ chat }) => ({
+        dataStatus: chat.dataStatus,
+    }));
+
     return (
         <VStack className={styles['scriptPlaceholderContainer']}>
-            <Icon
-                as={IconName.SCROLL}
-                className={styles['scriptPlaceholderIcon']}
-                boxSize={10}
-            />
-            <Text className={styles['scriptPlaceholderText']} variant="H3">
-                Here you will see your generated script
-            </Text>
+            {dataStatus === DataStatus.PENDING ? (
+                <Box mt="100px">
+                    <Loader />
+                </Box>
+            ) : (videoScripts.length === 0 ? (
+                <GenerateScriptPlaceholderContent
+                    message="Here you will see your generated script"
+                    icon={IconName.SCROLL}
+                />
+            ) : (
+                <>
+                    {videoScripts.map((videoScript, index) => (
+                        <GenerateScriptScene
+                            key={index}
+                            videoScript={videoScript}
+                        />
+                    ))}
+                </>
+            ))}
         </VStack>
     );
 };

frontend/src/bundles/common/components/video-modal/components/video-modal-content/components/generate-script-placeholder/styles.module.css

@@ -1,19 +1,9 @@
 .scriptPlaceholderContainer {
     width: 100%;
+    height: 100vh;
+    min-height: 480px;
+    max-height: 480px;
+    overflow-y: auto;
     padding: 40px;
     gap: 10px;
 }
-
-.scriptPlaceholderIcon {
-    color: var(--chakra-colors-brand-secondary-300);
-    opacity: 0.5;
-    font-size: 2rem;
-}
-
-.scriptPlaceholderText {
-    color: var(--chakra-colors-gray-400);
-    width: 40%;
-    min-width: 175px;
-    text-align: center;
-    font-style: italic;
-}

frontend/src/bundles/common/components/video-modal/components/video-modal-content/components/generate-script-scene/generate-script-scene.tsx

@@ -0,0 +1,39 @@
+import { Box, Heading } from '~/bundles/common/components/components.js';
+import { useCallback, useState } from '~/bundles/common/hooks/hooks.js';
+import { type VideoScript } from '~/bundles/common/types/types.js';
+
+import styles from './styles.module.css';
+
+type Properties = {
+    videoScript: VideoScript;
+};
+
+const GenerateScriptScene: React.FC<Properties> = ({ videoScript }) => {
+    const { title, description } = videoScript;
+    const [animationDone, setAnimationDone] = useState(false);
+
+    const handleAnimationEnd = useCallback(() => {
+        setAnimationDone(true);
+    }, [setAnimationDone]);
+
+    return (
+        <Box mb="10" width="100%">
+            <Heading as="h4" variant="H4" color="typography.600">
+                {title}
+            </Heading>
+            <Box
+                as="p"
+                className={
+                    animationDone
+                        ? styles['typing-effect--done']
+                        : styles['typing-effect']
+                }
+                onAnimationEnd={handleAnimationEnd}
+            >
+                {description}
+            </Box>
+        </Box>
+    );
+};
+
+export { GenerateScriptScene };

frontend/src/bundles/common/components/video-modal/components/video-modal-content/components/generate-script-scene/styles.module.css

@@ -0,0 +1,32 @@
+.typing-effect {
+    overflow: hidden;
+    border-right: 2px solid black;
+    width: 0;
+    animation:
+        typing 3s steps(30, end) forwards,
+        blink-caret 0.75s step-end infinite;
+}
+.typing-effect--done {
+    white-space: normal;
+    overflow: visible;
+    border-right: none;
+}
+
+@keyframes typing {
+    from {
+        width: 0;
+    }
+    to {
+        width: 100%;
+    }
+}
+
+@keyframes blink-caret {
+    from,
+    to {
+        border-color: transparent;
+    }
+    50% {
+        border-color: black;
+    }
+}

frontend/src/bundles/common/components/video-modal/components/video-modal-content/components/generate-script-view/generate-script-view.tsx

@@ -1,3 +1,6 @@
+import { type GenerateTextRequestDto } from '~/bundles/chat/chat.js';
+import { MessageSender } from '~/bundles/chat/enums/message-sender.js';
+import { actions as chatActions } from '~/bundles/chat/store/chat.js';
 import {
     Heading,
     HStack,
@@ -6,24 +9,66 @@ import {
     TabPanel,
     TabPanels,
     Tabs,
-} from '@chakra-ui/react';
-
-import { useCallback } from '~/bundles/common/hooks/hooks.js';
+} from '~/bundles/common/components/components.js';
+import {
+    useAppDispatch,
+    useAppSelector,
+    useCallback,
+    useMemo,
+} from '~/bundles/common/hooks/hooks.js';
+import { type VideoScript } from '~/bundles/common/types/video-script.type.js';
 import { type GenerateVideoScriptRequestDto } from '~/bundles/video-scripts/video-scripts.js';
 
+import {
+    getVideoScriptMessageFromPayload,
+    sanitizeJsonString,
+} from '../../helpers/helpers.js';
 import { GenerateScriptForm } from '../generate-script-form/generate-script-form.js';
 import { GenerateScriptPlaceholder } from '../generate-script-placeholder/generate-script-placeholder.js';
 import styles from './styles.module.css';
 
 const GenerateScriptView: React.FC = () => {
+    const dispatch = useAppDispatch();
+    const { messages } = useAppSelector(({ chat }) => ({
+        messages: chat.messages.filter(
+            (message) => message.sender === MessageSender.AI,
+        ),
+    }));
+
     const handleGenerateVideoScriptSubmit = useCallback(
-        // eslint-disable-next-line @typescript-eslint/no-unused-vars
         (payload: GenerateVideoScriptRequestDto): void => {
-            // TODO dispatch video script generation action
+            const sendMessageRequest: GenerateTextRequestDto = {
+                message: getVideoScriptMessageFromPayload(payload, messages),
+            };
+            void dispatch(chatActions.sendMessage(sendMessageRequest));
         },
-        [],
+        [messages, dispatch],
     );
 
+    const lastGeneratedScript: VideoScript[] = useMemo(() => {
+        if (!messages || messages.length === 0) {
+            return [];
+        }
+
+        const lastMessage = messages.at(-1);
+        if (!lastMessage) {
+            return [];
+        }
+
+        try {
+            const sanitizedJson = sanitizeJsonString(lastMessage.text);
+            const videoScripts: VideoScript[] = JSON.parse(sanitizedJson);
+            return videoScripts;
+        } catch {
+            return [
+                {
+                    title: 'Scene',
+                    description: lastMessage.text,
+                },
+            ];
+        }
+    }, [messages]);
+
     return (
         <>
             <Heading className={styles['scriptViewHeading']} variant="H3">
@@ -48,7 +93,9 @@ const GenerateScriptView: React.FC = () => {
                             <GenerateScriptForm
                                 onSubmit={handleGenerateVideoScriptSubmit}
                             />
-                            <GenerateScriptPlaceholder />
+                            <GenerateScriptPlaceholder
+                                videoScripts={lastGeneratedScript}
+                            />
                         </HStack>
                     </TabPanel>
                 </TabPanels>

frontend/src/bundles/common/components/video-modal/components/video-modal-content/components/generate-script-view/styles.module.css

@@ -26,4 +26,5 @@
 
 .scriptViewHStack {
     justify-content: space-between;
+    align-items: flex-start;
 }