import { type RouteId } from '../routing/route-ids';

/**
 * Copy roles stay separate on purpose:
 * - headline is the serious heading used for SEO and page structure
 * - proof is only ever a verifiable statement
 * - playfulLine is an optional wordplay hook that is never a capability claim
 * - cta lives on CtaCopy so action labels stay swappable
 */
export interface CopyBlock {
  readonly headline: string;
  readonly proof?: string;
  readonly playfulLine?: string;
  readonly body?: readonly string[];
}

export interface CtaCopy {
  readonly label: string;
  readonly routeId?: RouteId;
  readonly href?: string;
  readonly external?: boolean;
  readonly fragment?: string;
}

export interface SectionCopy extends CopyBlock {
  readonly id: string;
}

export interface PageCopy {
  readonly routeId: RouteId;
  readonly title: string;
  readonly description: string;
  readonly hero: CopyBlock;
  readonly sections: readonly SectionCopy[];
  readonly ctas: readonly CtaCopy[];
}

export type CaseStudyId = 'innofocus' | 'roesterei' | 'bannier' | 'elbwaerme' | 'hdi' | 'devdays';

export const CASE_STUDY_IDS: readonly CaseStudyId[] = [
  'innofocus',
  'roesterei',
  'bannier',
  'elbwaerme',
  'hdi',
  'devdays',
];

export interface MetricCopy {
  readonly id: string;
  readonly value: string;
  readonly label: string;
  readonly note?: string;
  readonly caseId?: CaseStudyId;
}

export interface ProcessStepCopy {
  readonly id: string;
  readonly title: string;
  readonly body: string;
}

export interface CaseStudyCopy {
  readonly id: CaseStudyId;
  readonly client: string;
  readonly role: string;
  readonly period: string;
  readonly domain: string;
  readonly headline: string;
  readonly summary: string;
  readonly responsibility: string;
  readonly situation: string;
  readonly approach: readonly string[];
  readonly outcome: readonly string[];
  readonly metrics: readonly MetricCopy[];
  readonly stack: readonly string[];
  readonly tags: readonly string[];
  readonly linkLabel: string;
  readonly transparencyNote?: string;
  readonly teaser: string;
  readonly externalUrl?: string;
  readonly externalLabel?: string;
}

export type OfferingStatus = 'delivered' | 'offer';

export interface OfferingCopy {
  readonly id: string;
  readonly title: string;
  readonly body: string;
  readonly status: OfferingStatus;
  readonly referenceCaseId?: CaseStudyId;
}

export interface ServiceEvidenceCopy {
  readonly id: string;
  readonly heading: string;
  readonly note: string;
  readonly caseIds: readonly CaseStudyId[];
}

export type ServiceSectionId =
  'infrastructure-network' | 'platform-operations' | 'software-data' | 'ai-workflows';

export const SERVICE_SECTION_IDS: readonly ServiceSectionId[] = [
  'infrastructure-network',
  'platform-operations',
  'software-data',
  'ai-workflows',
];

export interface ServiceSectionCopy {
  readonly id: ServiceSectionId;
  readonly title: string;
  readonly lead: string;
  readonly situation: SectionCopy;
  readonly diagnosis: SectionCopy;
  readonly implementation: SectionCopy;
  readonly operation: SectionCopy;
  readonly offerings: readonly OfferingCopy[];
  readonly evidence: ServiceEvidenceCopy;
  readonly inquiry: SectionCopy;
}

export interface ServicesPageCopy extends PageCopy {
  readonly serviceSections: readonly ServiceSectionCopy[];
  readonly sectionsHeading: string;
  readonly deliveredOfferingsHeading: string;
  readonly offerOfferingsHeading: string;
  readonly offeringCaseBackedLabel: string;
  readonly evidenceHeading: string;
  readonly inquiryHeading: string;
  readonly systemsMap: { readonly heading: string; readonly intro: string };
}

export interface HomeServiceAreaCopy {
  readonly id: ServiceSectionId;
  readonly title: string;
  readonly body: string;
  readonly routeId: RouteId;
  readonly fragment: ServiceSectionId;
}

export interface HomePageCopy extends PageCopy {
  readonly serviceAreas: readonly HomeServiceAreaCopy[];
  readonly serviceAreasHeading: string;
  readonly process: readonly ProcessStepCopy[];
  readonly processHeading: string;
  readonly proofCaseId: CaseStudyId;
  readonly proofHeading: string;
  readonly proofNote: string;
  readonly featuredCaseIds: readonly CaseStudyId[];
}

export interface PitchTimelineEntryCopy {
  readonly id: string;
  readonly period: string;
  readonly role: string;
  readonly body: string;
}

export interface PitchPageCopy extends PageCopy {
  readonly profile: readonly string[];
  readonly metrics: readonly MetricCopy[];
  readonly timeline: readonly PitchTimelineEntryCopy[];
  readonly coreStack: readonly StackGroupCopy[];
  readonly featuredCaseIds: readonly CaseStudyId[];
  readonly timelineHeading: string;
  readonly stackHeading: string;
}

export interface ServicesOverviewPageCopy extends PageCopy {
  readonly systemsMap: { readonly heading: string; readonly intro: string };
}

export type ContactFieldId =
  'name' | 'email' | 'company' | 'projectType' | 'situation' | 'timeframe';

export interface ContactFieldOption {
  readonly value: string;
  readonly label: string;
}

export interface ContactFieldCopy {
  readonly id: ContactFieldId;
  readonly control: 'text' | 'email' | 'select' | 'textarea';
  readonly label: string;
  readonly hint?: string;
  readonly required: boolean;
  readonly options?: readonly ContactFieldOption[];
}

export interface ContactPageCopy extends PageCopy {
  readonly fields: readonly ContactFieldCopy[];
  readonly mailSubject: string;
  readonly mailIntro: string;
  readonly mailSignature: string;
  readonly submitLabel: string;
  readonly incompleteHint: string;
  readonly requiredMarkerLabel: string;
  readonly directEmailLabel: string;
  readonly noBackendNote: string;
}

export interface LegalSectionCopy {
  readonly id: string;
  readonly title: string;
  readonly body: readonly string[];
}

export interface LegalPageCopy extends PageCopy {
  readonly reviewNotice: string;
  readonly reviewTodos: readonly string[];
  readonly legalSections: readonly LegalSectionCopy[];
}

export interface StackGroupCopy {
  readonly id: string;
  readonly title: string;
  readonly body?: string;
}

export interface StackPageCopy extends PageCopy {
  readonly groups: readonly StackGroupCopy[];
  readonly evidenceNote: string;
}

export interface CaseStudyLabels {
  readonly situation: string;
  readonly approach: string;
  readonly outcome: string;
  readonly metrics: string;
  readonly stack: string;
  readonly tags: string;
}

export interface ProjectsPageCopy extends PageCopy {
  readonly caseLabels: CaseStudyLabels;
}

export interface SiteSeoCopy {
  readonly jobTitle: string;
  readonly professionalServiceName: string;
  readonly professionalServiceDescription: string;
}

export interface SiteContent {
  readonly pages: Record<RouteId, PageCopy>;
  readonly home: HomePageCopy;
  readonly pitch: PitchPageCopy;
  readonly services: ServicesPageCopy;
  readonly cases: Record<CaseStudyId, CaseStudyCopy>;
  readonly contact: ContactPageCopy;
  readonly projects: ProjectsPageCopy;
  readonly stack: StackPageCopy;
  readonly legal: Record<'imprint' | 'privacy', LegalPageCopy>;
  readonly seo: SiteSeoCopy;
}