| 1 | /** |
| 2 | * TaskInstance - 消息处理模块 |
| 3 | * 处理消息的创建、更新和状态管理 |
| 4 | */ |
| 5 | |
| 6 | import type { IActionCard, IDisplayMessage, IPublishFlowData, IUploadedMedia } from '../agent.types' |
| 7 | import type { IMessageHandlerContext } from './task-instance.types' |
| 8 | |
| 9 | // ============ 消息创建 ============ |
| 10 | |
| 11 | /** |
| 12 | * 创建用户消息 |
| 13 | */ |
| 14 | export function createUserMessage(content: string, medias?: IUploadedMedia[]): IDisplayMessage { |
| 15 | return { |
| 16 | id: `user-${Date.now()}`, |
| 17 | role: 'user', |
| 18 | content, |
| 19 | medias: medias?.filter(m => m.url && !m.progress), |
| 20 | status: 'done', |
| 21 | createdAt: Date.now(), |
| 22 | } |
| 23 | } |
| 24 | |
| 25 | /** |
| 26 | * 创建 assistant 消息 |
| 27 | * @param ctx 消息上下文 |
| 28 | * @returns 新创建的 assistant 消息 |
| 29 | */ |
| 30 | export function createAssistantMessage(ctx: IMessageHandlerContext): IDisplayMessage { |
| 31 | const messageId = `assistant-${Date.now()}` |
| 32 | ctx.setCurrentAssistantMessageId(messageId) |
| 33 | return { |
| 34 | id: messageId, |
| 35 | role: 'assistant', |
| 36 | content: '', |
| 37 | status: 'pending', |
| 38 | createdAt: Date.now(), |
| 39 | } |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * 添加消息到列表 |
| 44 | */ |
| 45 | export function addMessage(ctx: IMessageHandlerContext, message: IDisplayMessage): void { |
| 46 | ctx.updateData(data => ({ |
| 47 | messages: [...data.messages, message], |
| 48 | })) |
| 49 | } |
| 50 | |
| 51 | /** |
| 52 | * 设置消息列表（用于加载历史消息） |
| 53 | */ |
| 54 | export function setMessages(ctx: IMessageHandlerContext, messages: IDisplayMessage[]): void { |
| 55 | ctx.updateData(() => ({ |
| 56 | messages, |
| 57 | })) |
| 58 | } |
| 59 | |
| 60 | // ============ 消息状态更新 ============ |
| 61 | |
| 62 | /** |
| 63 | * 标记当前 assistant 消息为完成 |
| 64 | */ |
| 65 | export function markMessageDone(ctx: IMessageHandlerContext): void { |
| 66 | const currentId = ctx.getCurrentAssistantMessageId() |
| 67 | ctx.updateData(data => ({ |
| 68 | messages: data.messages.map(m => (m.id === currentId ? { ...m, status: 'done' } : m)), |
| 69 | isGenerating: false, |
| 70 | })) |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * 标记当前 assistant 消息为错误 |
| 75 | */ |
| 76 | export function markMessageError(ctx: IMessageHandlerContext, errorMessage: string): void { |
| 77 | const currentId = ctx.getCurrentAssistantMessageId() |
| 78 | ctx.updateData(data => ({ |
| 79 | messages: data.messages.map(m => |
| 80 | m.id === currentId ? { ...m, status: 'error', errorMessage } : m, |
| 81 | ), |
| 82 | isGenerating: false, |
| 83 | })) |
| 84 | } |
| 85 | |
| 86 | /** |
| 87 | * 更新当前 assistant 消息内容 |
| 88 | */ |
| 89 | export function updateMessageContent(ctx: IMessageHandlerContext, content: string): void { |
| 90 | const currentId = ctx.getCurrentAssistantMessageId() |
| 91 | ctx.updateData(data => ({ |
| 92 | messages: data.messages.map((m) => { |
| 93 | if (m.id === currentId) { |
| 94 | // 同时更新 content 和最后一个 step 的内容（如果存在） |
| 95 | // 只有当 content 不为空时才更新 steps 中的内容，避免被截断 |
| 96 | const updatedSteps |
| 97 | = m.steps && m.steps.length > 0 |
| 98 | ? m.steps.map((step, index) => { |
| 99 | if (index === m.steps!.length - 1) { |
| 100 | return { |
| 101 | ...step, |
| 102 | content: content || step.content, |
| 103 | isActive: false, |
| 104 | } |
| 105 | } |
| 106 | return step |
| 107 | }) |
| 108 | : undefined |
| 109 | return { |
| 110 | ...m, |
| 111 | // 如果传入的 content 为空，保留原有内容，避免被截断 |
| 112 | content: content || m.content, |
| 113 | status: 'done' as const, |
| 114 | ...(updatedSteps ? { steps: updatedSteps } : {}), |
| 115 | } |
| 116 | } |
| 117 | return m |
| 118 | }), |
| 119 | })) |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * 更新当前 assistant 消息的 actions |
| 124 | */ |
| 125 | export function updateMessageActions(ctx: IMessageHandlerContext, actions: IActionCard[]): void { |
| 126 | const currentId = ctx.getCurrentAssistantMessageId() |
| 127 | ctx.updateData(data => ({ |
| 128 | messages: data.messages.map(m => |
| 129 | m.id === currentId ? { ...m, actions, status: 'done' as const } : m, |
| 130 | ), |
| 131 | })) |
| 132 | } |
| 133 | |
| 134 | /** |
| 135 | * 更新当前 assistant 消息内容和 actions |
| 136 | */ |
| 137 | export function updateMessageWithActions( |
| 138 | ctx: IMessageHandlerContext, |
| 139 | content: string, |
| 140 | actions: IActionCard[], |
| 141 | ): void { |
| 142 | const currentId = ctx.getCurrentAssistantMessageId() |
| 143 | ctx.updateData(data => ({ |
| 144 | messages: data.messages.map((m) => { |
| 145 | if (m.id === currentId) { |
| 146 | // 只有当 content 不为空时才更新 steps 中的内容，避免被截断 |
| 147 | const updatedSteps |
| 148 | = m.steps && m.steps.length > 0 |
| 149 | ? m.steps.map((step, index) => { |
| 150 | if (index === m.steps!.length - 1) { |
| 151 | return { |
| 152 | ...step, |
| 153 | content: content || step.content, |
| 154 | isActive: false, |
| 155 | } |
| 156 | } |
| 157 | return step |
| 158 | }) |
| 159 | : undefined |
| 160 | return { |
| 161 | ...m, |
| 162 | // 如果传入的 content 为空，保留原有内容，避免被截断 |
| 163 | content: content || m.content, |
| 164 | status: 'done' as const, |
| 165 | actions, |
| 166 | ...(updatedSteps ? { steps: updatedSteps } : {}), |
| 167 | } |
| 168 | } |
| 169 | return m |
| 170 | }), |
| 171 | })) |
| 172 | } |
| 173 | |
| 174 | /** |
| 175 | * 更新当前 assistant 消息内容，并将 medias 附加到最后一个 step |
| 176 | */ |
| 177 | export function updateMessageContentWithMedias( |
| 178 | ctx: IMessageHandlerContext, |
| 179 | content: string, |
| 180 | medias?: Array<{ type: string, url: string, thumbUrl?: string }>, |
| 181 | ): void { |
| 182 | const currentId = ctx.getCurrentAssistantMessageId() |
| 183 | ctx.updateData(data => ({ |
| 184 | messages: data.messages.map((m) => { |
| 185 | if (m.id === currentId) { |
| 186 | // 转换 medias 格式 |
| 187 | const convertedMedias = medias?.map(media => ({ |
| 188 | url: media.url || media.thumbUrl || '', |
| 189 | type: media.type === 'VIDEO' ? ('video' as const) : ('image' as const), |
| 190 | })) |
| 191 | |
| 192 | // 更新 steps，将 medias 附加到最后一个 step |
| 193 | // 只有当 content 不为空时才更新 steps 中的内容，避免被截断 |
| 194 | const updatedSteps |
| 195 | = m.steps && m.steps.length > 0 |
| 196 | ? m.steps.map((step, index) => { |
| 197 | if (index === m.steps!.length - 1) { |
| 198 | return { |
| 199 | ...step, |
| 200 | content: content || step.content, |
| 201 | isActive: false, |
| 202 | ...(convertedMedias && convertedMedias.length > 0 |
| 203 | ? { medias: convertedMedias } |
| 204 | : {}), |
| 205 | } |
| 206 | } |
| 207 | return step |
| 208 | }) |
| 209 | : undefined |
| 210 | |
| 211 | return { |
| 212 | ...m, |
| 213 | // 如果传入的 content 为空，保留原有内容，避免被截断 |
| 214 | content: content || m.content, |
| 215 | status: 'done' as const, |
| 216 | ...(updatedSteps ? { steps: updatedSteps } : {}), |
| 217 | } |
| 218 | } |
| 219 | return m |
| 220 | }), |
| 221 | })) |
| 222 | } |
| 223 | |
| 224 | /** |
| 225 | * 更新当前 assistant 消息的发布流程数据 |
| 226 | */ |
| 227 | export function updateMessageWithPublishFlows( |
| 228 | ctx: IMessageHandlerContext, |
| 229 | publishFlows: IPublishFlowData[], |
| 230 | ): void { |
| 231 | const currentId = ctx.getCurrentAssistantMessageId() |
| 232 | ctx.updateData(data => ({ |
| 233 | messages: data.messages.map(m => |
| 234 | m.id === currentId ? { ...m, publishFlows, status: 'done' as const } : m, |
| 235 | ), |
| 236 | })) |
| 237 | } |
| 238 | |
| 239 | /** |
| 240 | * 更新当前 assistant 消息内容、actions 和发布流程数据 |
| 241 | */ |
| 242 | export function updateMessageWithActionsAndPublishFlows( |
| 243 | ctx: IMessageHandlerContext, |
| 244 | content: string, |
| 245 | actions: IActionCard[], |
| 246 | publishFlows: IPublishFlowData[], |
| 247 | ): void { |
| 248 | const currentId = ctx.getCurrentAssistantMessageId() |
| 249 | ctx.updateData(data => ({ |
| 250 | messages: data.messages.map((m) => { |
| 251 | if (m.id === currentId) { |
| 252 | // 只有当 content 不为空时才更新 steps 中的内容，避免被截断 |
| 253 | const updatedSteps |
| 254 | = m.steps && m.steps.length > 0 |
| 255 | ? m.steps.map((step, index) => { |
| 256 | if (index === m.steps!.length - 1) { |
| 257 | return { |
| 258 | ...step, |
| 259 | content: content || step.content, |
| 260 | isActive: false, |
| 261 | } |
| 262 | } |
| 263 | return step |
| 264 | }) |
| 265 | : undefined |
| 266 | return { |
| 267 | ...m, |
| 268 | // 如果传入的 content 为空，保留原有内容，避免被截断 |
| 269 | content: content || m.content, |
| 270 | status: 'done' as const, |
| 271 | actions: actions.length > 0 ? actions : m.actions, |
| 272 | publishFlows: publishFlows.length > 0 ? publishFlows : m.publishFlows, |
| 273 | ...(updatedSteps ? { steps: updatedSteps } : {}), |
| 274 | } |
| 275 | } |
| 276 | return m |
| 277 | }), |
| 278 | })) |
| 279 | } |
| 280 | |
| 281 | // ============ Markdown 消息 ============ |
| 282 | |
| 283 | /** |
| 284 | * 添加到 markdown 消息历史 |
| 285 | */ |
| 286 | export function addMarkdownMessage(ctx: IMessageHandlerContext, message: string): void { |
| 287 | ctx.updateData(data => ({ |
| 288 | markdownMessages: [...data.markdownMessages, message], |
| 289 | })) |
| 290 | } |
| 291 | |
| 292 | /** |
| 293 | * 更新最后一条 markdown 消息 |
| 294 | */ |
| 295 | export function updateLastMarkdownMessage(ctx: IMessageHandlerContext, message: string): void { |
| 296 | ctx.updateData((data) => { |
| 297 | const newMessages = [...data.markdownMessages] |
| 298 | if (newMessages.length > 0 && newMessages[newMessages.length - 1].startsWith('🤖 ')) { |
| 299 | newMessages[newMessages.length - 1] = message |
| 300 | } |
| 301 | else { |
| 302 | newMessages.push(message) |
| 303 | } |
| 304 | return { markdownMessages: newMessages } |
| 305 | }) |
| 306 | } |
| 307 |