const pptxgen = require("pptxgenjs");
const pres = new pptxgen();
pres.layout = "LAYOUT_16x9";
pres.title = "Reproductive and Child Health (RCH) Programme";
pres.author = "Medical Presentation";

// === COLOR PALETTE ===
const C = {
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  midTeal:   "0A9396",   // mid accent
  lightMint: "94D2BD",   // supporting light
  cream:     "EAE2B7",   // warm background panels
  gold:      "E9C46A",   // accent highlight
  orange:    "F4A261",   // warm accent
  white:     "FFFFFF",
  nearBlack: "001219",
  darkText:  "001219",
  lightText: "E9F5F8",
};

// Helper to add a slide header band
function addHeaderBand(slide, title, subtitle, bgColor = C.deepTeal) {
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    fontSize: 28, bold: true, color: C.white, fontFace: "Calibri",
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      fontSize: 13, color: C.lightMint, fontFace: "Calibri",
      margin: 0, italic: true
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}

// Helper: colored section card
function addCard(slide, x, y, w, h, fillColor, title, bullets) {
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    x, y, w, h,
    fill: { color: fillColor }, line: { color: fillColor }, rectRadius: 0.08,
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  slide.addText(title, {
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    fontSize: 11.5, bold: true, color: C.nearBlack, fontFace: "Calibri", margin: 0
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  const items = bullets.map((b, i) => ({
    text: b,
    options: { bullet: { code: "2022" }, color: C.darkText, fontSize: 10.5, breakLine: i < bullets.length - 1, indentLevel: 0 }
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  slide.addText(items, {
    x: x + 0.12, y: y + 0.44, w: w - 0.24, h: h - 0.52,
    fontFace: "Calibri", valign: "top"
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}

// ─────────────────────────────────────────────
// SLIDE 1 – Title Slide
// ─────────────────────────────────────────────
{
  const s = pres.addSlide();

  // dark background
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    x: 0, y: 0, w: 10, h: 5.625,
    fill: { color: C.nearBlack }, line: { color: C.nearBlack }
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  // teal accent bar (left)
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    x: 0, y: 0, w: 0.25, h: 5.625,
    fill: { color: C.midTeal }, line: { color: C.midTeal }
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  // gold accent bar (bottom)
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    x: 0, y: 5.25, w: 10, h: 0.375,
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  s.addText("Reproductive &", {
    x: 0.6, y: 0.9, w: 8.5, h: 0.85,
    fontSize: 40, bold: true, color: C.gold, fontFace: "Calibri", margin: 0
  });
  s.addText("Child Health (RCH) Programme", {
    x: 0.6, y: 1.7, w: 9, h: 0.85,
    fontSize: 34, bold: true, color: C.white, fontFace: "Calibri", margin: 0
  });

  s.addShape(pres.shapes.RECTANGLE, {
    x: 0.6, y: 2.65, w: 2.2, h: 0.04,
    fill: { color: C.lightMint }, line: { color: C.lightMint }
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  s.addText("Components • Key Strategies • Highlights", {
    x: 0.6, y: 2.8, w: 8, h: 0.45,
    fontSize: 16, color: C.lightMint, fontFace: "Calibri", margin: 0
  });
  s.addText("A 5-Minute Overview  |  Park's Textbook of Preventive & Social Medicine", {
    x: 0.6, y: 3.35, w: 8.5, h: 0.35,
    fontSize: 11, color: C.cream, fontFace: "Calibri", italic: true, margin: 0
  });

  // badge
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    x: 0.6, y: 4.05, w: 3.4, h: 0.55,
    fill: { color: C.deepTeal }, line: { color: C.midTeal }, rectRadius: 0.1
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    fontSize: 11.5, bold: true, color: C.lightMint, fontFace: "Calibri", align: "center", margin: 0
  });
}

// ─────────────────────────────────────────────
// SLIDE 2 – What is RCH? + Historical Evolution
// ─────────────────────────────────────────────
{
  const s = pres.addSlide();
  s.addShape(pres.shapes.RECTANGLE, {
    x: 0, y: 0, w: 10, h: 5.625,
    fill: { color: "F4F9FA" }, line: { color: "F4F9FA" }
  });
  addHeaderBand(s, "What is the RCH Programme?", "Definition, Aim & Historical Evolution");

  // Definition box
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    x: 0.3, y: 1.45, w: 9.4, h: 1.15,
    fill: { color: C.deepTeal }, line: { color: C.deepTeal }, rectRadius: 0.1
  });
  s.addText([
    { text: "Definition: ", options: { bold: true, color: C.gold } },
    { text: '"People have the ability to reproduce and regulate fertility; women can go through pregnancy and childbirth safely; pregnancies end in infant and maternal survival; and couples have sexual relations free of fear of unwanted pregnancy and disease."', options: { color: C.white, italic: true } }
  ], {
    x: 0.5, y: 1.5, w: 9.0, h: 1.05,
    fontSize: 11.5, fontFace: "Calibri", valign: "middle", margin: 4
  });

  // Timeline
  const timeline = [
    { year: "1985", label: "Universal\nImmunization\nProgramme (UIP)" },
    { year: "1992", label: "Child Survival &\nSafe Motherhood\n(CSSM)" },
    { year: "Oct 1997", label: "RCH Phase-I\nLaunched" },
    { year: "Apr 2005", label: "RCH Phase-II\nBegins" },
    { year: "2013", label: "RMNCH+A\nStrategy" },
  ];

  // timeline spine
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    x: 0.5, y: 3.3, w: 9.0, h: 0.06,
    fill: { color: C.midTeal }, line: { color: C.midTeal }
  });

  timeline.forEach((t, i) => {
    const cx = 0.5 + i * 2.22;
    // dot
    s.addShape(pres.shapes.OVAL, {
      x: cx + 0.6, y: 3.18, w: 0.25, h: 0.25,
      fill: { color: C.gold }, line: { color: C.orange }
    });
    // year label
    s.addText(t.year, {
      x: cx, y: 2.7, w: 1.6, h: 0.42,
      fontSize: 10, bold: true, color: C.deepTeal, fontFace: "Calibri",
      align: "center", valign: "bottom", margin: 0
    });
    // description
    s.addText(t.label, {
      x: cx - 0.05, y: 3.55, w: 1.7, h: 0.88,
      fontSize: 9.5, color: C.darkText, fontFace: "Calibri",
      align: "center", valign: "top", margin: 0
    });
  });

  // source note
  s.addText("Source: Park's Textbook of Preventive & Social Medicine", {
    x: 0.3, y: 5.25, w: 9, h: 0.28,
    fontSize: 8, color: "999999", italic: true, fontFace: "Calibri", margin: 0
  });
}

// ─────────────────────────────────────────────
// SLIDE 3 – Components of RCH
// ─────────────────────────────────────────────
{
  const s = pres.addSlide();
  s.addShape(pres.shapes.RECTANGLE, {
    x: 0, y: 0, w: 10, h: 5.625,
    fill: { color: "F4F9FA" }, line: { color: "F4F9FA" }
  });
  addHeaderBand(s, "Components of the RCH Programme", "Six Core Areas of Service Delivery");

  const components = [
    {
      color: "D4E9EE", title: "1. Maternal Health",
      points: ["Antenatal check-ups (3 visits min)", "Tetanus toxoid immunization", "Institutional & safe delivery", "Postnatal care (3 check-ups)", "Anaemia control (IFA tablets)"]
    },
    {
      color: "D4EDDA", title: "2. Child Health",
      points: ["Immunization (UIP)", "ORT for diarrhoea/dysentery", "Vitamin A supplementation", "ARI/Pneumonia management", "IMNCI (0–5 yrs, extended to 0–7 days)"]
    },
    {
      color: "FFF3CD", title: "3. Family Planning",
      points: ["Target-Free Approach (TFA)", "Eligible couple register", "Conventional + oral contraceptives", "Sterilization services", "MTP (Medical Termination of Pregnancy)"]
    },
    {
      color: "FFE0CC", title: "4. RTI/STI Control",
      points: ["RTI/STD clinics at district hospitals", "Syndromic case management", "Linked to NACO / HIV-AIDS control", "Condom distribution", "PPTCT service integration"]
    },
    {
      color: "E8D5F5", title: "5. Adolescent Health (ARSH)",
      points: ["Dedicated days/timings at PHCs", "Incorporated in all RCH training", "Adolescent reproductive & sexual health", "Behaviour change communication (BCC)"]
    },
    {
      color: "FDECEA", title: "6. PC-PNDT",
      points: ["Pre-Conception & Pre-Natal Diagnostic Techniques Act", "Prevention of sex-selective practices", "Monitoring of ultrasound clinics", "Registration of all diagnostic centres"]
    },
  ];

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  const startX = 0.28, startY = 1.42;

  components.forEach((comp, i) => {
    const col = i % cols;
    const row = Math.floor(i / cols);
    const x = startX + col * (cw + gapX);
    const y = startY + row * (ch + gapY);
    addCard(s, x, y, cw, ch, comp.color, comp.title, comp.points);
  });
}

// ─────────────────────────────────────────────
// SLIDE 4 – Key Strategies
// ─────────────────────────────────────────────
{
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    x: 0, y: 0, w: 10, h: 5.625,
    fill: { color: "F4F9FA" }, line: { color: "F4F9FA" }
  });
  addHeaderBand(s, "Key Strategies", "How the Programme Is Delivered", C.midTeal);

  const strategies = [
    {
      icon: "🏥", title: "Essential Obstetric Care",
      body: "50% of PHCs + all CHCs made 24-hr delivery centres. Guidelines for normal delivery issued to ANMs/LHVs. Emergency obstetric kits supplied to FRUs."
    },
    {
      icon: "🚑", title: "Emergency Obstetric Care",
      body: "First Referral Units (FRUs) operationalised for emergency C-section, blood storage, essential lab services & referral transport."
    },
    {
      icon: "👩‍⚕️", title: "Skilled Attendance at Birth",
      body: "WHO mandate: skilled attendant at every birth. ANMs/LHVs/SNs authorised to use drugs in emergencies. Trained Dai programme."
    },
    {
      icon: "💊", title: "Janani Suraksha Yojana (JSY)",
      body: "Cash assistance for institutional deliveries under NRHM. Replaced National Maternity Benefit Scheme. 100% centrally sponsored."
    },
    {
      icon: "🎯", title: "Target-Free Approach (TFA)",
      body: "Replaced target-oriented family planning. Goal-oriented, quality-focused, client-centred service. IEC activities and community participation."
    },
    {
      icon: "🌐", title: "Differential District Approach",
      body: "Districts categorised A (58), B (184), C (265) by CBR & female literacy. Weaker districts received more inputs; advanced districts got sophisticated facilities."
    },
    {
      icon: "🔬", title: "IMNCI & Child Survival",
      body: "Integrated Management of Neonatal & Childhood Illness. Skill-based training for health workers. Extended to 0–7-day neonates."
    },
    {
      icon: "📋", title: "Monitoring via District Surveys",
      body: "Rapid household surveys in each district. Key indicators: ANC coverage, institutional deliveries, immunisation rates, RTI/STI detection."
    },
  ];

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  const col1X = 0.3, col2X = 5.05, startY = 1.38;

  strategies.forEach((st, i) => {
    const col = i % 2;
    const row = Math.floor(i / 2);
    const x = col === 0 ? col1X : col2X;
    const y = startY + row * (ch + gapY);

    s.addShape(pres.shapes.ROUNDED_RECTANGLE, {
      x, y, w: cw, h: ch,
      fill: { color: C.white }, line: { color: C.lightMint, pt: 1 }, rectRadius: 0.07,
      shadow: { type: "outer", color: "000000", blur: 3, offset: 1, angle: 135, opacity: 0.10 }
    });
    // accent strip left
    s.addShape(pres.shapes.RECTANGLE, {
      x, y, w: 0.07, h: ch,
      fill: { color: C.midTeal }, line: { color: C.midTeal }
    });
    s.addText(st.title, {
      x: x + 0.15, y: y + 0.06, w: cw - 0.2, h: 0.28,
      fontSize: 11, bold: true, color: C.deepTeal, fontFace: "Calibri", margin: 0
    });
    s.addText(st.body, {
      x: x + 0.15, y: y + 0.35, w: cw - 0.2, h: ch - 0.42,
      fontSize: 9.5, color: C.darkText, fontFace: "Calibri", margin: 0, valign: "top"
    });
  });
}

// ─────────────────────────────────────────────
// SLIDE 5 – RCH Phase-I vs Phase-II
// ─────────────────────────────────────────────
{
  const s = pres.addSlide();
  s.addShape(pres.shapes.RECTANGLE, {
    x: 0, y: 0, w: 10, h: 5.625,
    fill: { color: "F4F9FA" }, line: { color: "F4F9FA" }
  });
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  const col1 = 0.25, col2 = 5.25;

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    x: col1, y: startY, w: colW, h: 0.48,
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    fontSize: 13, bold: true, color: C.gold, fontFace: "Calibri", align: "center", margin: 0
  });

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    x: col2, y: startY, w: colW, h: 0.48,
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  });
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    x: col2, y: startY + 0.05, w: colW, h: 0.38,
    fontSize: 13, bold: true, color: C.nearBlack, fontFace: "Calibri", align: "center", margin: 0
  });

  const phase1 = [
    "Aim: IMR < 60; MMR < 400; CBR < 21",
    "80% institutional delivery target",
    "100% immunisation & ANC coverage",
    "4 components: Child Survival, Safe Motherhood, RTI & STD",
    "Target-Free Approach (TFA) introduced",
    "District categorisation (A, B, C)",
    "RTI/STD clinics at district hospitals",
    "RCH camps; NGO & Panchayat engagement",
    "IEC activities and community mobilisation",
    "Urban slum & tribal area RCH packages",
  ];

  const phase2 = [
    "Aim: MDGs, NPP 2000, National Health Policy 2002",
    "Reduce regional RCH disparities",
    "24-hr delivery services at PHCs & CHCs",
    "FRU operationalisation + blood storage",
    "IMNCI (extended to 0–7-day neonates)",
    "JSY (Janani Suraksha Yojana) introduced",
    "Vandemataram scheme for private practitioners",
    "ARSH — Adolescent Reproductive & Sexual Health",
    "Medical + surgical safe abortion (MTP/MVA)",
    "RMNCH+A transition (2013 onwards)",
  ];

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  phase1.forEach((item, i) => {
    const bg = i % 2 === 0 ? "EBF5F7" : C.white;
    s.addShape(pres.shapes.RECTANGLE, {
      x: col1, y: startY + 0.52 + i * itemH, w: colW, h: itemH,
      fill: { color: bg }, line: { color: bg }
    });
    s.addText(item, {
      x: col1 + 0.1, y: startY + 0.54 + i * itemH, w: colW - 0.15, h: itemH - 0.04,
      fontSize: 9.8, color: C.darkText, fontFace: "Calibri", valign: "middle", margin: 0
    });
  });

  phase2.forEach((item, i) => {
    const bg = i % 2 === 0 ? "E5F5F5" : C.white;
    s.addShape(pres.shapes.RECTANGLE, {
      x: col2, y: startY + 0.52 + i * itemH, w: colW, h: itemH,
      fill: { color: bg }, line: { color: bg }
    });
    s.addText(item, {
      x: col2 + 0.1, y: startY + 0.54 + i * itemH, w: colW - 0.15, h: itemH - 0.04,
      fontSize: 9.8, color: C.darkText, fontFace: "Calibri", valign: "middle", margin: 0
    });
  });

  // divider
  s.addShape(pres.shapes.RECTANGLE, {
    x: 4.95, y: startY, w: 0.1, h: 3.85,
    fill: { color: C.lightMint }, line: { color: C.lightMint }
  });
}

// ─────────────────────────────────────────────
// SLIDE 6 – Highlights & Impact
// ─────────────────────────────────────────────
{
  const s = pres.addSlide();
  s.addShape(pres.shapes.RECTANGLE, {
    x: 0, y: 0, w: 10, h: 5.625,
    fill: { color: C.nearBlack }, line: { color: C.nearBlack }
  });
  // accent bar
  s.addShape(pres.shapes.RECTANGLE, {
    x: 0, y: 0, w: 10, h: 0.07,
    fill: { color: C.gold }, line: { color: C.gold }
  });
  s.addShape(pres.shapes.RECTANGLE, {
    x: 0, y: 5.555, w: 10, h: 0.07,
    fill: { color: C.midTeal }, line: { color: C.midTeal }
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  s.addText("Programme Highlights & RMNCH+A Evolution", {
    x: 0.4, y: 0.15, w: 9.2, h: 0.6,
    fontSize: 24, bold: true, color: C.gold, fontFace: "Calibri", margin: 0
  });
  s.addText("Key achievements, unique features & the road to RMNCH+A", {
    x: 0.4, y: 0.72, w: 9.2, h: 0.32,
    fontSize: 12, italic: true, color: C.lightMint, fontFace: "Calibri", margin: 0
  });

  const highlights = [
    {
      title: "Integrated Approach",
      body: "Merged UIP, ORT, CSSM, ARI Control & Family Planning into one unified programme — eliminated overlapping expenditure.",
      color: C.deepTeal
    },
    {
      title: "Differential Equity Focus",
      body: "Weaker districts (Cat A) received more resources. First Indian health programme to explicitly tackle intra-national disparity.",
      color: "0E4D61"
    },
    {
      title: "Quality Over Quantity (TFA)",
      body: "Replaced rigid numerical targets with client-centred, need-based service delivery — a landmark shift in Indian public health philosophy.",
      color: "094E4E"
    },
    {
      title: "ASHA & Community Linkage",
      body: "Village-level ASHAs and AWWs placed at the heart of delivery. JSY incentivised institutional births, dramatically raising coverage.",
      color: "0A3D55"
    },
    {
      title: "RMNCH+A (2013 Onwards)",
      body: "Strategic continuum of care from preconception through adolescence. Goals: IMR ≤ 25, MMR ≤ 100, TFR 2.1 by 2017 (12th Plan).",
      color: "1A3A5C"
    },
    {
      title: "Monitoring & Accountability",
      body: "14 quality indicators tracked monthly. Rapid household surveys per district. HMIS data used for performance-based review.",
      color: "1D3557"
    },
  ];

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  const gapX = 0.06, gapY = 0.08;
  const startX = 0.28, startY = 1.12;

  highlights.forEach((h, i) => {
    const col = i % 3;
    const row = Math.floor(i / 3);
    const x = startX + col * (cw + gapX);
    const y = startY + row * (ch + gapY);

    s.addShape(pres.shapes.ROUNDED_RECTANGLE, {
      x, y, w: cw, h: ch,
      fill: { color: h.color }, line: { color: h.color }, rectRadius: 0.1,
      shadow: { type: "outer", color: "000000", blur: 5, offset: 2, angle: 135, opacity: 0.25 }
    });
    // top accent stripe
    s.addShape(pres.shapes.RECTANGLE, {
      x, y, w: cw, h: 0.06,
      fill: { color: C.gold }, line: { color: C.gold }
    });
    s.addText(h.title, {
      x: x + 0.12, y: y + 0.1, w: cw - 0.24, h: 0.33,
      fontSize: 11.5, bold: true, color: C.gold, fontFace: "Calibri", margin: 0
    });
    s.addText(h.body, {
      x: x + 0.12, y: y + 0.44, w: cw - 0.24, h: ch - 0.52,
      fontSize: 9.8, color: C.lightText, fontFace: "Calibri", valign: "top", margin: 0
    });
  });
}

// ─────────────────────────────────────────────
// SLIDE 7 – Summary / Closing
// ─────────────────────────────────────────────
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  const s = pres.addSlide();
  s.addShape(pres.shapes.RECTANGLE, {
    x: 0, y: 0, w: 10, h: 5.625,
    fill: { color: C.deepTeal }, line: { color: C.deepTeal }
  });
  s.addShape(pres.shapes.RECTANGLE, {
    x: 0, y: 0, w: 10, h: 0.1,
    fill: { color: C.gold }, line: { color: C.gold }
  });
  // decorative circle
  s.addShape(pres.shapes.OVAL, {
    x: 6.8, y: 2.2, w: 4.5, h: 4.5,
    fill: { color: C.midTeal, transparency: 75 }, line: { color: C.midTeal, transparency: 75 }
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    x: 0.5, y: 0.2, w: 5, h: 0.6,
    fontSize: 30, bold: true, color: C.gold, fontFace: "Calibri", margin: 0
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    x: 0.5, y: 0.78, w: 6, h: 0.35,
    fontSize: 13, italic: true, color: C.lightMint, fontFace: "Calibri", margin: 0
  });

  const summaryPoints = [
    { label: "6 Core Components:", value: "Maternal Health · Child Health · Family Planning · RTI/STI · Adolescent Health · PC-PNDT" },
    { label: "2 Phases:", value: "Phase I (1997) — integrated approach, 4 components, TFA. Phase II (2005) — 24-hr services, JSY, IMNCI, ARSH" },
    { label: "Flagship Initiatives:", value: "Janani Suraksha Yojana · Vandemataram Scheme · ASHA network · IMNCI · Safe Abortion Services" },
    { label: "Monitoring:", value: "14 quality indicators · District rapid household surveys · Monthly HMIS reports" },
    { label: "Evolved to RMNCH+A:", value: "2013 strategy covering preconception through adolescence, aligned with MDGs and 12th Five Year Plan targets" },
  ];

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    const y = 1.25 + i * 0.82;
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      x: 0.45, y: y, w: 0.06, h: 0.6,
      fill: { color: C.gold }, line: { color: C.gold }
    });
    s.addText(pt.label, {
      x: 0.65, y: y, w: 7.5, h: 0.28,
      fontSize: 11.5, bold: true, color: C.gold, fontFace: "Calibri", margin: 0
    });
    s.addText(pt.value, {
      x: 0.65, y: y + 0.28, w: 8.5, h: 0.34,
      fontSize: 10.5, color: C.lightText, fontFace: "Calibri", margin: 0
    });
  });

  s.addText("Source: Park's Textbook of Preventive & Social Medicine  |  Government of India Health Programme", {
    x: 0.4, y: 5.32, w: 9.2, h: 0.25,
    fontSize: 8, color: C.lightMint, italic: true, fontFace: "Calibri", margin: 0
  });
}

// Save
pres.writeFile({ fileName: "/home/daytona/workspace/rch-presentation/RCH_Programme_Presentation.pptx" })
  .then(() => console.log("✅ Saved: RCH_Programme_Presentation.pptx"))
  .catch(err => { console.error("❌ Error:", err); process.exit(1); });