root
37b0b32327
- Implemented QuestionExpansionService for generating and materializing questions based on combinations and AI distillation. - Added question metadata classification logic to infer intent and layer of questions. - Created API handlers for question expansion operations including combination preview, AI distillation, metadata classification, and materialization. - Introduced database migrations to support new question-related fields and constraints in brand_questions and brand_keywords tables. - Added caching mechanism for AI distillation results to improve performance. - Defined JSON schemas for question distillation responses to ensure data integrity.
69 lines
1.8 KiB
Go
69 lines
1.8 KiB
Go
package app
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import (
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"encoding/json"
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"fmt"
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"strings"
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)
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var questionDistillSchema = []byte(`{
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"type": "object",
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"additionalProperties": false,
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"properties": {
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"candidates": {
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"type": "array",
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"maxItems": 20,
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"items": {
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"type": "object",
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"additionalProperties": false,
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"properties": {
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"text": {
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"type": "string",
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"minLength": 4,
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"maxLength": 80
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},
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"intent": {
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"type": "string",
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"enum": ["informational", "evaluative", "decisional"]
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},
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"layer": {
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"type": "string",
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"enum": ["L1", "L2", "L3", "L4", "L5"]
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}
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},
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"required": ["text", "intent", "layer"]
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}
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}
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},
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"required": ["candidates"]
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}`)
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const questionDistillPromptVersion = "question_distill_v1"
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func buildQuestionDistillPrompt(brandName string, competitorNames []string, seedTopic string) string {
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competitors := "无"
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if len(competitorNames) > 0 {
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encoded, _ := json.Marshal(competitorNames)
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competitors = string(encoded)
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}
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return fmt.Sprintf(`你是一个 GEO（Generative Engine Optimization）资深策略师。
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请围绕当前品牌和输入主题，生成中国用户在 AI 搜索里真实会问的问题。
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【输入】
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- 当前品牌: %s
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- 竞品列表: %s
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- 主题: %s
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【约束】
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1. candidates 长度不超过 20。
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2. 问题必须是自然口语问句，避免口号、短词和营销文案。
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3. 尽量覆盖 informational、evaluative、decisional 三类意图。
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4. 至少 4 条包含地域、价位、人群或场景修饰。
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5. 每条问题尽量不超过 40 个中文字符。
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6. 严格按响应格式输出，不要解释。`,
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strings.TrimSpace(brandName),
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competitors,
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strings.TrimSpace(seedTopic),
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)
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}
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