87 lines
3.2 KiB
TypeScript
87 lines
3.2 KiB
TypeScript
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export type CtaType = 'none' | 'link' | 'dm' | 'follow'
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export type ProductContextFields = {
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brand: string
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product: string
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features: string
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placementTone?: string
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ctaType?: CtaType
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ctaUrl?: string
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}
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export const CTA_TYPE_OPTIONS: Array<{ value: CtaType; label: string }> = [
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{ value: 'none', label: '（無）不主動帶 CTA' },
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{ value: 'link', label: '連結（可填網址）' },
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{ value: 'dm', label: '私訊' },
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{ value: 'follow', label: '追蹤' },
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]
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export const EMPTY_PRODUCT_CONTEXT: ProductContextFields = {
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brand: '',
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product: '',
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features: '',
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placementTone: '',
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ctaType: 'none',
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ctaUrl: '',
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}
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function normalizeCtaType(value: unknown): CtaType {
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return value === 'link' || value === 'dm' || value === 'follow' ? value : 'none'
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}
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export function parseProductContext(raw: string | null | undefined): ProductContextFields {
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if (!raw?.trim()) return { ...EMPTY_PRODUCT_CONTEXT }
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try {
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const parsed = JSON.parse(raw) as Partial<ProductContextFields>
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if (parsed && typeof parsed === 'object') {
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return {
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brand: parsed.brand?.trim() ?? '',
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product: parsed.product?.trim() ?? '',
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features: parsed.features?.trim() ?? '',
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placementTone: parsed.placementTone?.trim() ?? '',
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ctaType: normalizeCtaType(parsed.ctaType),
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ctaUrl: parsed.ctaUrl?.trim() ?? '',
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}
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}
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} catch {
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return { ...EMPTY_PRODUCT_CONTEXT, features: raw.trim() }
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}
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return { ...EMPTY_PRODUCT_CONTEXT }
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}
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export function serializeProductContext(fields: ProductContextFields): string {
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const brand = fields.brand.trim()
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const product = fields.product.trim()
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const features = fields.features.trim()
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const placementTone = fields.placementTone?.trim() ?? ''
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const ctaType = normalizeCtaType(fields.ctaType)
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const ctaUrl = fields.ctaUrl?.trim() ?? ''
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if (!brand && !product && !features && !placementTone && ctaType === 'none' && !ctaUrl) {
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return ''
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}
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return JSON.stringify({ brand, product, features, placementTone, ctaType, ctaUrl })
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}
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export function hasProductContext(raw: string | null | undefined): boolean {
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const fields = parseProductContext(raw)
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return !!(fields.brand || fields.product || fields.features)
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}
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export function summarizeProductContext(raw: string | null | undefined): string | null {
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const fields = parseProductContext(raw)
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const parts = [fields.brand, fields.product, fields.features].filter(Boolean)
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return parts.length > 0 ? parts.join(' · ') : null
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}
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export function formatProductContextForPrompt(raw: string | null | undefined): string {
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const fields = parseProductContext(raw)
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const lines: string[] = []
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if (fields.brand) lines.push(`品牌：${fields.brand}`)
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if (fields.product) lines.push(`產品：${fields.product}`)
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if (fields.features) lines.push(`特色／能幫上忙的地方：${fields.features}`)
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if (fields.placementTone) lines.push(`置入語氣偏好：${fields.placementTone}`)
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if (fields.ctaType === 'link' && fields.ctaUrl) lines.push(`留言 CTA 連結：${fields.ctaUrl}`)
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else if (fields.ctaType === 'dm') lines.push('留言 CTA：引導私訊')
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else if (fields.ctaType === 'follow') lines.push('留言 CTA：引導追蹤')
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return lines.join('\n')
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}
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