package service import ( "fmt" "strings" ) const ( promptOperationStoryboardPlan = "storyboard_plan" promptOperationStoryboardRepair = "storyboard_repair" promptOperationStoryboardFirstFrame = "storyboard_first_frame" promptOperationStoryboardVideo = "storyboard_video" promptOperationCharacterExtract = "character_extract" promptOperationCharacterTurnaround = "character_turnaround" ) const legacyStoryboardVideoPromptPreamble = "生成单一连续镜头的视频执行提示词。一个镜头只保留一个叙事目标、一个主运镜和一条主要动作链；摄影机运动必须有起点、动机和停止点。优先保证角色身份、表演、关键动作和连续性，次要环境效果可以简化。\n\n" func defaultPromptDefinitions() []PromptOperationDefinition { return []PromptOperationDefinition{ { Operation: promptOperationStoryboardPlan, Label: "分镜规划", Category: "分镜", OutputType: "json", SchemaKey: "storyboard-plan/v3", Description: "把剧情、项目画风和当前角色版本规划为可执行镜头。", Variables: []PromptTemplateVariable{{Label: "项目名称", Placeholder: "{{项目名称}}"}, {Label: "项目画风", Placeholder: "{{项目画风}}"}, {Label: "用户要求", Placeholder: "{{用户要求}}"}}, DefaultContent: defaultStoryboardPromptTemplate(), }, { Operation: promptOperationStoryboardRepair, Label: "分镜修复", Category: "分镜", OutputType: "json", SchemaKey: "storyboard-plan/v3", Description: "修复模型返回的分镜结构、字段和镜头复杂度。", Variables: []PromptTemplateVariable{{Label: "校验错误", Placeholder: "{{校验错误}}"}, {Label: "项目画风", Placeholder: "{{项目画风}}"}}, DefaultContent: `你是影视分镜 JSON 修复导演。修复结构时必须保留剧情信息，通过拆镜或重新分配内容解决复杂度超限，不得用删除关键剧情掩盖错误。若校验错误是台词/旁白超长，必须拆镜或精简为单镜头可念完的台词，保留关键情节，不要把超长 dialogue 原样放回。保持原项目的视觉媒介、角色身份、服装、道具和连续性，不要擅自改写画风。只修复校验错误和由此引发的镜头组织问题。`, }, { Operation: promptOperationStoryboardFirstFrame, Label: "分镜首帧", Category: "生成", OutputType: "text", Description: "把单镜头结构转换为图片模型使用的首帧提示词。", Variables: []PromptTemplateVariable{{Label: "项目视觉", Placeholder: "{{项目视觉}}"}, {Label: "首帧构图", Placeholder: "{{首帧构图}}"}, {Label: "表演起始状态", Placeholder: "{{表演起始状态}}"}, {Label: "负面要求", Placeholder: "{{负面要求}}"}}, DefaultContent: `生成单一、可执行的分镜首帧。严格继承项目视觉媒介和角色资产；画面明确主体左右位置、视线、前中后景、遮挡、视觉焦点、可信光源与材质。只描述静止首帧，不提前写后续运动，不添加画外人物、无来源光线、文字或水印。 【项目视觉】 {{项目视觉}} 【首帧构图】 {{首帧构图}} 【表演起始状态】 {{表演起始状态}} 【负面要求】 {{负面要求}}`, }, { Operation: promptOperationStoryboardVideo, Label: "分镜视频", Category: "生成", OutputType: "text", Description: "把单镜头结构转换为视频模型使用的紧凑执行提示词。", Variables: []PromptTemplateVariable{{Label: "项目视觉", Placeholder: "{{项目视觉}}"}, {Label: "镜头意图", Placeholder: "{{镜头意图}}"}, {Label: "首帧构图", Placeholder: "{{首帧构图}}"}, {Label: "表演与调度", Placeholder: "{{表演与调度}}"}, {Label: "摄影机", Placeholder: "{{摄影机}}"}, {Label: "时间节拍", Placeholder: "{{时间节拍}}"}, {Label: "运动与结尾", Placeholder: "{{运动与结尾}}"}, {Label: "声音", Placeholder: "{{声音}}"}, {Label: "执行优先级", Placeholder: "{{执行优先级}}"}, {Label: "负面要求", Placeholder: "{{负面要求}}"}}, DefaultContent: `【项目视觉】 {{项目视觉}} 【镜头意图】 {{镜头意图}} 【首帧构图】 {{首帧构图}} 【表演与调度】 {{表演与调度}} 【摄影机】 {{摄影机}} 【时间节拍】 {{时间节拍}} 【运动与结尾】 {{运动与结尾}} 【台词与声音】 {{声音}} 【执行优先级】 {{执行优先级}} 【负面要求】 {{负面要求}}`, }, { Operation: promptOperationCharacterExtract, Label: "角色卡提取", Category: "角色", OutputType: "json", SchemaKey: "character-breakdown/v1", Description: "从章节正文提取需要跨镜头保持一致的角色资产。", Variables: []PromptTemplateVariable{{Label: "项目名称", Placeholder: "{{项目名称}}"}, {Label: "章节名称", Placeholder: "{{章节名称}}"}, {Label: "项目画风", Placeholder: "{{项目画风}}"}}, DefaultContent: `你是短剧角色资产导演。只提取章节中实际出场、发言或对剧情产生明确作用，并且后续制作需要保持视觉或声音一致的角色。忽略系统播报、纯物件、无身份群众和没有持续角色价值的一次性路人；合并同一角色的姓名、专属称谓和别名。正文未明确的信息必须写“正文未明确”，不得自行改变人物关系、时代背景或编造编号式姓名。角色设定要具体、稳定、可用于后续三视图和视频一致性控制。`, }, { Operation: promptOperationCharacterTurnaround, Label: "角色三视图", Category: "角色", OutputType: "text", Description: "按当前角色版本和项目画风生成正、侧、背三视图。", Variables: []PromptTemplateVariable{{Label: "角色名称", Placeholder: "{{角色名称}}"}, {Label: "项目画风", Placeholder: "{{项目画风}}"}, {Label: "角色设定", Placeholder: "{{角色设定}}"}}, DefaultContent: `制作专业人物三视图设定表。画面严格分成三个等宽竖向区域，从左到右依次为正面全身、右侧面全身、背面全身。三个视角必须是同一角色、同一服装、同一发型、同一体型和同一比例，采用站立中性姿势，完整显示头顶到脚底。背景使用纯净中性浅色和均匀设定稿光线，只负责分离轮廓，不得改变项目画风的绘画或渲染媒介。禁止文字、边框、道具说明、表情变化和额外人物。`, }, } } func protectedPromptContext(operation string, values map[string]string) string { switch operation { case promptOperationStoryboardPlan: return storyboardProtectedContext(values) case promptOperationStoryboardRepair: return storyboardRepairProtectedContext(values) case promptOperationCharacterExtract: return characterExtractProtectedContext(values) case promptOperationCharacterTurnaround: return strings.Join([]string{"【角色名称】\n" + values["角色名称"], "【项目画风】\n" + values["项目画风"], "【角色设定】\n" + values["角色设定"]}, "\n\n") default: return "" } } func promptOutputContract(operation string) string { switch operation { case promptOperationStoryboardPlan, promptOperationStoryboardRepair: return "服务端固定 JSON Schema storyboard-plan/v3（不可由运营模板或用户定制覆盖）：\n" + storyboardPlanJSONSchema case promptOperationCharacterExtract: return "服务端固定 JSON Schema character-breakdown/v1（不可由运营模板或用户定制覆盖）：\n" + characterBreakdownJSONSchema default: return "当前操作输出普通文本提示词，没有 JSON Schema。" } } const storyboardPlanJSONSchema = `{ "type": "object", "additionalProperties": false, "required": ["title", "logline", "styleGuide", "characters", "locations", "shots"], "properties": { "title": {"type": "string"}, "logline": {"type": "string"}, "styleGuide": {"type": "string", "maxLength": 120}, "characters": {"type": "array", "items": {"type": "string"}}, "locations": {"type": "array", "items": {"type": "string"}}, "shots": { "type": "array", "minItems": 1, "items": { "type": "object", "additionalProperties": false, "required": ["title", "description", "durationSeconds", "dialogue", "characterIds", "narrativeIntent", "viewerPOV", "performanceBlocking", "shotSize", "emotion", "lightingAndAtmosphere", "audioEffects", "visualPrompt", "videoPrompt", "camera", "motion", "timeBeats", "mustHave", "optionalDetails", "continuityOut", "negativePrompt", "assetRefs"], "properties": { "title": {"type": "string"}, "description": {"type": "string"}, "durationSeconds": {"type": "integer", "minimum": 1, "maximum": 60}, "dialogue": {"type": "string"}, "characterIds": {"type": "array", "description": "优先填写当前角色资产 ID；尚未确认资产的角色填写角色名称", "items": {"type": "string"}}, "narrativeIntent": {"type": "string"}, "viewerPOV": {"type": "string"}, "performanceBlocking": {"type": "string"}, "shotSize": {"type": "string"}, "emotion": {"type": "string"}, "lightingAndAtmosphere": {"type": "string"}, "audioEffects": {"type": "string"}, "visualPrompt": {"type": "string"}, "videoPrompt": {"type": "string"}, "camera": {"type": "string"}, "motion": {"type": "string"}, "timeBeats": {"type": "string"}, "mustHave": {"type": "array", "maxItems": 3, "items": {"type": "string"}}, "optionalDetails": {"type": "array", "items": {"type": "string"}}, "continuityOut": {"type": "string"}, "negativePrompt": {"type": "string"}, "assetRefs": { "type": "array", "maxItems": 6, "items": { "type": "object", "additionalProperties": false, "required": ["nodeId", "role", "priority"], "properties": { "nodeId": {"type": "string"}, "role": {"type": "string", "enum": ["character", "environment", "wardrobe", "prop", "weapon", "style", "motion", "audio"]}, "priority": {"type": "integer", "minimum": 0, "maximum": 100} } } } } } } } }` const characterBreakdownJSONSchema = `{ "type": "object", "additionalProperties": false, "required": ["characters"], "properties": { "characters": { "type": "array", "items": { "type": "object", "additionalProperties": false, "required": ["name", "aliases", "role", "appearance", "clothing", "physique", "personality", "props", "consistencyPrompt", "multiViewPrompt", "voiceLanguage", "voiceAge", "voiceTimbre"], "properties": { "name": {"type": "string"}, "aliases": {"type": "array", "items": {"type": "string"}}, "role": {"type": "string"}, "appearance": {"type": "string"}, "clothing": {"type": "string"}, "physique": {"type": "string"}, "personality": {"type": "string"}, "props": {"type": "string"}, "consistencyPrompt": {"type": "string"}, "multiViewPrompt": {"type": "string"}, "voiceLanguage": {"type": "string"}, "voiceAge": {"type": "string"}, "voiceTimbre": {"type": "string"} } } } } }` func storyboardProtectedContext(values map[string]string) string { return strings.Join([]string{ "【剧情】\n" + values["剧情"], "【用户本次要求】\n" + values["用户要求"], "【当前画布资产】\n" + values["画布资产"], "【当前项目画风】\n" + values["项目画风"], "【当前角色版本】\n" + values["角色版本"], storyboardExecutionContract(values["单镜头时长规则"], values["镜头数量规则"]), }, "\n\n") } func storyboardRepairProtectedContext(values map[string]string) string { return strings.Join([]string{ "【剧情】\n" + values["剧情"], "【用户本次要求】\n" + values["用户要求"], "【当前画布资产】\n" + values["画布资产"], "【原始校验错误】\n" + values["校验错误"], "【当前项目画风】\n" + values["项目画风"], "【当前角色版本】\n" + values["角色版本"], storyboardExecutionContract(values["单镜头时长规则"], values["镜头数量规则"]), "【需要修复的原始输出】\n" + values["原始输出"], }, "\n\n") } func storyboardExecutionContract(durationRule string, countRule string) string { return `【受保护执行契约】 - ` + durationRule + ` - ` + countRule + ` - 单镜头最多 2 名主要角色、1 个主运镜、1 条主要动作链、3 个 timeBeats 和 3 个 mustHave；超限必须拆镜或在固定镜头数内重新分配。 - dialogue 只写本镜头实际念出的台词或简短旁白，字数上限按 1 秒最多约 5 个中文字符计算（至少 24 字）；超长台词/旁白必须拆镜或精简，不得用 dialogue 承载长段叙述。 - characterIds 优先填写当前角色版本中的 assetId；角色只有名称、尚未确认资产时填写角色名称，服务端会保留名称引用。不要编造 ID；没有角色时返回空数组。 - assetRefs 只能引用当前画布资产中的 nodeId；不要根据相似名称编造 ID。每镜最多 6 个，priority 越大表示越重要。 - styleGuide 最多 120 个中文字符；visualPrompt 只描述首帧，videoPrompt 只描述运动和结尾状态。 - 画幅比例由视频节点参数控制，提示词不得写入具体比例，也不要讨论画幅配置。 - 只返回完整 JSON，不要 Markdown 或解释。 - ` + promptOutputContract(promptOperationStoryboardPlan) } func characterExtractProtectedContext(values map[string]string) string { return strings.Join([]string{ fmt.Sprintf("【任务】\n从短剧项目《%s》的章节“%s”提取角色。", values["项目名称"], values["章节名称"]), "【项目画风】\n" + values["项目画风"], "【章节正文】\n" + values["章节正文"], "【受保护输出契约】\n" + promptOutputContract(promptOperationCharacterExtract) + "\n严格 JSON 示例：{\"characters\":[{\"name\":\"角色名\",\"aliases\":[],\"role\":\"剧情定位与人物关系\",\"appearance\":\"稳定外貌\",\"clothing\":\"固定服装\",\"physique\":\"体型体态\",\"personality\":\"表演基线\",\"props\":\"\",\"consistencyPrompt\":\"跨镜头一致性约束\",\"multiViewPrompt\":\"三视图结构重点\",\"voiceLanguage\":\"语言口音\",\"voiceAge\":\"声音年龄感\",\"voiceTimbre\":\"音色语速力度\"}]}", }, "\n\n") }