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| 1 | +"use client"; |
| 2 | + |
| 3 | +import { useChat } from "@ai-sdk/react"; |
| 4 | +import type { ThirdwebAiMessage } from "@thirdweb-dev/ai-sdk-provider"; |
| 5 | +import { DefaultChatTransport } from "ai"; |
| 6 | +import { useMemo, useState } from "react"; |
| 7 | +import { defineChain, prepareTransaction } from "thirdweb"; |
| 8 | +import { |
| 9 | + ConnectButton, |
| 10 | + TransactionButton, |
| 11 | + useActiveAccount, |
| 12 | +} from "thirdweb/react"; |
| 13 | +import { |
| 14 | + Conversation, |
| 15 | + ConversationContent, |
| 16 | + ConversationScrollButton, |
| 17 | +} from "@/components/conversation"; |
| 18 | +import { Message, MessageContent } from "@/components/message"; |
| 19 | +import { |
| 20 | + PromptInput, |
| 21 | + PromptInputSubmit, |
| 22 | + PromptInputTextarea, |
| 23 | +} from "@/components/prompt-input"; |
| 24 | +import { |
| 25 | + Reasoning, |
| 26 | + ReasoningContent, |
| 27 | + ReasoningTrigger, |
| 28 | +} from "@/components/reasoning"; |
| 29 | +import { Response } from "@/components/response"; |
| 30 | +import { THIRDWEB_CLIENT } from "../../../../lib/client"; |
| 31 | + |
| 32 | +export function ChatContainer() { |
| 33 | + const [sessionId, setSessionId] = useState(""); |
| 34 | + |
| 35 | + const { messages, sendMessage, status, addToolResult } = |
| 36 | + useChat<ThirdwebAiMessage>({ |
| 37 | + transport: new DefaultChatTransport({ |
| 38 | + api: "/api/chat", |
| 39 | + }), |
| 40 | + onFinish: ({ message }) => { |
| 41 | + setSessionId(message.metadata?.session_id ?? ""); |
| 42 | + }, |
| 43 | + }); |
| 44 | + const [input, setInput] = useState(""); |
| 45 | + |
| 46 | + const handleSubmit = (e: React.FormEvent<HTMLFormElement>) => { |
| 47 | + e.preventDefault(); |
| 48 | + if (input.trim()) { |
| 49 | + sendMessage( |
| 50 | + { text: input }, |
| 51 | + { |
| 52 | + body: { |
| 53 | + sessionId, |
| 54 | + }, |
| 55 | + }, |
| 56 | + ); |
| 57 | + setInput(""); |
| 58 | + } |
| 59 | + }; |
| 60 | + |
| 61 | + return ( |
| 62 | + <div className="max-w-4xl mx-auto p-6 relative size-full"> |
| 63 | + <div className="flex flex-col h-[600px] rounded-lg border"> |
| 64 | + <Conversation> |
| 65 | + <ConversationContent> |
| 66 | + {messages.length === 0 && ( |
| 67 | + <div className="h-[300px] flex items-center justify-center text-center text-muted-foreground"> |
| 68 | + Type a message to start the conversation |
| 69 | + </div> |
| 70 | + )} |
| 71 | + {messages.map((message) => ( |
| 72 | + <Message from={message.role} key={message.id}> |
| 73 | + <MessageContent> |
| 74 | + {message.parts.map((part, i) => { |
| 75 | + switch (part.type) { |
| 76 | + case "text": |
| 77 | + return ( |
| 78 | + <Response key={`${message.id}-${i}`}> |
| 79 | + {part.text} |
| 80 | + </Response> |
| 81 | + ); |
| 82 | + case "reasoning": |
| 83 | + return ( |
| 84 | + <Reasoning |
| 85 | + key={`${message.id}-reasoning-${i}`} |
| 86 | + className="w-full" |
| 87 | + isStreaming={status === "streaming"} |
| 88 | + > |
| 89 | + <ReasoningTrigger /> |
| 90 | + <ReasoningContent className="text-xs text-muted-foreground italic flex flex-col gap-2"> |
| 91 | + {part.text} |
| 92 | + </ReasoningContent> |
| 93 | + </Reasoning> |
| 94 | + ); |
| 95 | + case "tool-sign_transaction": |
| 96 | + return ( |
| 97 | + <SignTransactionButton |
| 98 | + key={`${message.id}-transaction-${i}`} |
| 99 | + input={part.input} |
| 100 | + addToolResult={addToolResult} |
| 101 | + sendMessage={sendMessage} |
| 102 | + toolCallId={part.toolCallId} |
| 103 | + sessionId={sessionId} |
| 104 | + /> |
| 105 | + ); |
| 106 | + case "tool-sign_swap": |
| 107 | + console.log("---sign_swap", part); |
| 108 | + return ( |
| 109 | + <SignSwapButton |
| 110 | + key={`${message.id}-swap-${i}`} |
| 111 | + input={part.input} |
| 112 | + addToolResult={addToolResult} |
| 113 | + sendMessage={sendMessage} |
| 114 | + toolCallId={part.toolCallId} |
| 115 | + sessionId={sessionId} |
| 116 | + /> |
| 117 | + ); |
| 118 | + default: |
| 119 | + return null; |
| 120 | + } |
| 121 | + })} |
| 122 | + </MessageContent> |
| 123 | + </Message> |
| 124 | + ))} |
| 125 | + </ConversationContent> |
| 126 | + <ConversationScrollButton /> |
| 127 | + </Conversation> |
| 128 | + |
| 129 | + <PromptInput |
| 130 | + onSubmit={handleSubmit} |
| 131 | + className="mt-4 w-full max-w-2xl mx-auto relative" |
| 132 | + > |
| 133 | + <PromptInputTextarea |
| 134 | + value={input} |
| 135 | + placeholder="Say something..." |
| 136 | + onChange={(e) => setInput(e.currentTarget.value)} |
| 137 | + className="pr-12" |
| 138 | + /> |
| 139 | + <PromptInputSubmit |
| 140 | + status={status === "streaming" ? "streaming" : "ready"} |
| 141 | + disabled={!input.trim()} |
| 142 | + className="absolute top-4 right-4" |
| 143 | + /> |
| 144 | + </PromptInput> |
| 145 | + </div> |
| 146 | + </div> |
| 147 | + ); |
| 148 | +} |
| 149 | + |
| 150 | +type SignTransactionButtonProps = { |
| 151 | + input: |
| 152 | + | Extract< |
| 153 | + ReturnType< |
| 154 | + typeof useChat<ThirdwebAiMessage> |
| 155 | + >["messages"][number]["parts"][number], |
| 156 | + { type: "tool-sign_transaction" } |
| 157 | + >["input"] |
| 158 | + | undefined; |
| 159 | + addToolResult: ReturnType<typeof useChat<ThirdwebAiMessage>>["addToolResult"]; |
| 160 | + toolCallId: string; |
| 161 | + sendMessage: ReturnType<typeof useChat<ThirdwebAiMessage>>["sendMessage"]; |
| 162 | + sessionId: string; |
| 163 | +}; |
| 164 | + |
| 165 | +const SignTransactionButton = (props: SignTransactionButtonProps) => { |
| 166 | + const { input, addToolResult, toolCallId, sendMessage, sessionId } = props; |
| 167 | + const transactionData: { |
| 168 | + chain_id: number; |
| 169 | + to: string; |
| 170 | + data: `0x${string}`; |
| 171 | + value: bigint; |
| 172 | + } = useMemo(() => { |
| 173 | + return { |
| 174 | + chain_id: input?.chain_id || 8453, |
| 175 | + to: input?.to || "", |
| 176 | + data: (input?.data as `0x${string}`) || "0x", |
| 177 | + value: input?.value ? BigInt(input.value) : BigInt(0), |
| 178 | + }; |
| 179 | + }, [input]); |
| 180 | + const account = useActiveAccount(); |
| 181 | + |
| 182 | + if (!account) { |
| 183 | + return <ConnectButton client={THIRDWEB_CLIENT} />; |
| 184 | + } |
| 185 | + |
| 186 | + return ( |
| 187 | + <div className="py-4"> |
| 188 | + <TransactionButton |
| 189 | + style={{ |
| 190 | + width: "100%", |
| 191 | + }} |
| 192 | + transaction={() => |
| 193 | + prepareTransaction({ |
| 194 | + client: THIRDWEB_CLIENT, |
| 195 | + chain: defineChain(transactionData.chain_id), |
| 196 | + to: transactionData.to, |
| 197 | + data: transactionData.data, |
| 198 | + value: transactionData.value, |
| 199 | + }) |
| 200 | + } |
| 201 | + onTransactionSent={(transaction) => { |
| 202 | + addToolResult({ |
| 203 | + tool: "sign_transaction", |
| 204 | + toolCallId, |
| 205 | + output: { |
| 206 | + transaction_hash: transaction.transactionHash, |
| 207 | + chain_id: transaction.chain.id, |
| 208 | + }, |
| 209 | + }); |
| 210 | + sendMessage(undefined, { |
| 211 | + body: { |
| 212 | + sessionId, |
| 213 | + }, |
| 214 | + }); |
| 215 | + }} |
| 216 | + > |
| 217 | + Sign Transaction |
| 218 | + </TransactionButton> |
| 219 | + </div> |
| 220 | + ); |
| 221 | +}; |
| 222 | + |
| 223 | +type SignSwapButtonProps = { |
| 224 | + input: |
| 225 | + | Extract< |
| 226 | + ReturnType< |
| 227 | + typeof useChat<ThirdwebAiMessage> |
| 228 | + >["messages"][number]["parts"][number], |
| 229 | + { type: "tool-sign_swap" } |
| 230 | + >["input"] |
| 231 | + | undefined; |
| 232 | + addToolResult: ReturnType<typeof useChat<ThirdwebAiMessage>>["addToolResult"]; |
| 233 | + toolCallId: string; |
| 234 | + sendMessage: ReturnType<typeof useChat<ThirdwebAiMessage>>["sendMessage"]; |
| 235 | + sessionId: string; |
| 236 | +}; |
| 237 | +const SignSwapButton = (props: SignSwapButtonProps) => { |
| 238 | + const { input, addToolResult, toolCallId, sendMessage, sessionId } = props; |
| 239 | + const transactionData: { |
| 240 | + chain_id: number; |
| 241 | + to: string; |
| 242 | + data: `0x${string}`; |
| 243 | + value: bigint; |
| 244 | + } = useMemo(() => { |
| 245 | + return { |
| 246 | + chain_id: input?.transaction?.chain_id || 8453, |
| 247 | + to: input?.transaction?.to || "", |
| 248 | + data: (input?.transaction?.data as `0x${string}`) || "0x", |
| 249 | + value: input?.transaction?.value |
| 250 | + ? BigInt(input.transaction.value) |
| 251 | + : BigInt(0), |
| 252 | + }; |
| 253 | + }, [input]); |
| 254 | + const account = useActiveAccount(); |
| 255 | + |
| 256 | + if (!account) { |
| 257 | + return <ConnectButton client={THIRDWEB_CLIENT} />; |
| 258 | + } |
| 259 | + |
| 260 | + return ( |
| 261 | + <div className="py-4"> |
| 262 | + <TransactionButton |
| 263 | + style={{ |
| 264 | + width: "100%", |
| 265 | + }} |
| 266 | + transaction={() => |
| 267 | + prepareTransaction({ |
| 268 | + client: THIRDWEB_CLIENT, |
| 269 | + chain: defineChain(transactionData.chain_id), |
| 270 | + to: transactionData.to, |
| 271 | + data: transactionData.data, |
| 272 | + value: transactionData.value, |
| 273 | + }) |
| 274 | + } |
| 275 | + onTransactionSent={(transaction) => { |
| 276 | + addToolResult({ |
| 277 | + tool: "sign_swap", |
| 278 | + toolCallId, |
| 279 | + output: { |
| 280 | + transaction_hash: transaction.transactionHash, |
| 281 | + chain_id: transaction.chain.id, |
| 282 | + }, |
| 283 | + }); |
| 284 | + sendMessage(undefined, { |
| 285 | + body: { |
| 286 | + sessionId, |
| 287 | + }, |
| 288 | + }); |
| 289 | + }} |
| 290 | + > |
| 291 | + Sign swap |
| 292 | + </TransactionButton> |
| 293 | + </div> |
| 294 | + ); |
| 295 | +}; |
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