{
  "contract_version": "gab_006_contract_v1",
  "gab_id": "GAB-006",
  "canonical_name": "SessionResumePrompt",
  "module_owner": "EdTechPlayEngine",
  "renderer_key": "text_cta",
  "required_fields": [
    "gab_id",
    "resume_prompt_id",
    "session_title",
    "body",
    "primary_cta",
    "secondary_cta"
  ],
  "optional_fields": [
    "progress",
    "icon",
    "estimated_duration",
    "feedback_resume",
    "feedback_restart",
    "accessibility"
  ],
  "field_types": {
    "session_title": "string — titre affiché dans la card et le hero",
    "body": "string — sous-titre contextuel (ex: avancement de l'élève)",
    "primary_cta": "object{label:string, action:string} — bouton reprendre",
    "secondary_cta": "object{label:string, action:string} — bouton recommencer",
    "progress": "object{current_step:number, total_steps:number, pct:number(0..100)}",
    "icon": "string — emoji ou caractère icône (défaut : ⏪)",
    "estimated_duration": "string — durée estimée restante (ex: '12 min')",
    "feedback_resume": "string — message affiché après clic primary_cta",
    "feedback_restart": "string — message affiché après clic secondary_cta",
    "accessibility": "object{aria_label_primary:string, aria_label_secondary:string}"
  },
  "constraints": [
    "primary_cta.label : libellé du bouton structurel venant du JSON.",
    "secondary_cta.label : libellé du bouton structurel venant du JSON.",
    "progress.pct dans [0, 100] si présent.",
    "session_title ne doit pas être vide.",
    "Gabarit à utiliser UNIQUEMENT quand une progression antérieure existe (sinon → GAB-002)."
  ],
  "blocked_conditions": [
    "session_title absent",
    "body absent",
    "primary_cta absent",
    "secondary_cta absent"
  ],
  "accessibility": [
    "keyboard_navigable",
    "focus_visible",
    "prefers_reduced_motion",
    "aria_label sur boutons primaire et secondaire"
  ],
  "qa_cases": [
    { "case": "instance conforme", "expected": "rendu complet, 0 erreur, progression animée si progress présent" },
    { "case": "champ requis manquant (ex: session_title)", "expected": "BLOCKED listant le champ" },
    { "case": "progress absent", "expected": "boîte de progression masquée (hidden), rendu sans erreur" },
    { "case": "clic primary_cta", "expected": "feedback_resume affiché en couleur mint-deep" },
    { "case": "clic secondary_cta", "expected": "feedback_restart affiché en couleur coral-deep" },
    { "case": "instance externe injectée via init(ext)", "expected": "le rendu change sans modifier le HTML" },
    { "case": "responsive 375/768/1024", "expected": "aucun débordement horizontal" }
  ],
  "traceability": {
    "derived_from_core_gab": "GAB-006",
    "note": "Ce schema VALIDE l'instance. Le contrat pédagogique complet (input_contract/validation_logic/feedback_scoring_logic) vit dans le CORE-GAB officiel, pas ici (évite la duplication)."
  }
}