const ICON_OPTIONS = [
  "fa-scale-balanced",
  "fa-shield-check",
  "fa-magnifying-glass",
  "fa-graduation-cap",
  "fa-check-double",
  "fa-building-columns",
  "fa-award",
  "fa-trophy",
  "fa-arrow-down",
  "fa-arrow-right",
  "fa-check-circle",
  "fa-exchange-alt",
  "fa-bolt",
  "fa-book-open",
  "fa-credit-card",
];

const text = (key, label, options = {}) => ({
  key,
  label,
  type: "text",
  ...options,
});

const textarea = (key, label, options = {}) => ({
  key,
  label,
  type: "textarea",
  rows: options.rows || 4,
  ...options,
});

const image = (key, label, options = {}) => ({
  key,
  label,
  type: "image",
  ...options,
});

const icon = (key, label, options = {}) => ({
  key,
  label,
  type: "icon",
  options: options.options || ICON_OPTIONS,
  ...options,
});

const checkbox = (key, label, options = {}) => ({
  key,
  label,
  type: "checkbox",
  ...options,
});

const url = (key, label, options = {}) => ({
  key,
  label,
  type: "url",
  ...options,
});

const object = (key, label, fields, options = {}) => ({
  key,
  label,
  type: "object",
  fields,
  ...options,
});

const stringList = (key, label, options = {}) => ({
  key,
  label,
  type: "array",
  itemLabel: options.itemLabel || "Item",
  itemSchema: {
    type: "primitive",
    fieldType: options.fieldType || "text",
    label: options.itemLabel || "Item",
    maxLength: options.maxLength,
    placeholder: options.placeholder,
    helpText: options.itemHelpText,
  },
  ...options,
});

const objectList = (key, label, fields, options = {}) => ({
  key,
  label,
  type: "array",
  itemLabel: options.itemLabel || "Item",
  itemSchema: {
    type: "object",
    fields,
  },
  ...options,
});

const variantList = (key, label, variants, options = {}) => ({
  key,
  label,
  type: "array",
  itemLabel: options.itemLabel || "Item",
  itemSchema: {
    type: "variant",
    discriminator: "type",
    options: Object.keys(variants).map((value) => ({
      value,
      label: variants[value].label,
    })),
    variants,
  },
  ...options,
});

const linkFields = (prefix = "Link") => [
  text("label", `${prefix} Label`, { maxLength: 60 }),
  url("href", `${prefix} URL`, { maxLength: 255 }),
];

module.exports = {
  partnerships: {
    key: "partnerships",
    title: "Partnerships Management",
    subtitle: "Edit content displayed on the partnerships page",
    routeBase: "/admin/partnerships",
    apiPath: "/api/partnerships",
    previewPath: "/about/partnerships",
    dataFile: "partnerships",
    imageType: "partnerships",
    tabs: [
      {
        key: "hero",
        label: "Hero",
        icon: "fas fa-image",
        schema: object("hero", "Hero", [
          text("badge", "Badge", { maxLength: 40 }),
          text("title", "Title", { maxLength: 90 }),
          textarea("description", "Description", { maxLength: 220, rows: 4 }),
          text("linkLabel", "Link Label", { maxLength: 40 }),
          image("image", "Hero Image", {
            imageHint: "Recommended 720x630 px",
            helpText: "Upload a landscape hero image for the right panel.",
          }),
          text("imageAlt", "Hero Image Alt Text", { maxLength: 120 }),
        ]),
      },
      {
        key: "directory",
        label: "Directory",
        icon: "fas fa-handshake",
        schema: object("directory", "Directory", [
          text("heading", "Heading", { maxLength: 70 }),
          textarea("description", "Description", { maxLength: 180, rows: 3 }),
          stringList("tabs", "Tabs", {
            itemLabel: "Tab",
            maxLength: 30,
            placeholder: "Industry",
          }),
          text("loadMoreLabel", "Load More Label", { maxLength: 40 }),
          objectList(
            "partners",
            "Partners",
            [
              text("id", "Partner ID", {
                maxLength: 50,
                helpText: "Stable ID used by the frontend filtering state.",
              }),
              text("name", "Name", { maxLength: 90 }),
              text("category", "Category", { maxLength: 30 }),
              textarea("summary", "Summary", {
                maxLength: 130,
                rows: 3,
                helpText:
                  "The card preview uses a 130 character cap in the frontend.",
              }),
              image("logo", "Logo", {
                imageHint: "Recommended 105x80 px minimum visible ratio",
                helpText: "Use a clean logo with transparent or simple background.",
              }),
              text("logoAlt", "Logo Alt Text", { maxLength: 120 }),
              textarea("about", "About", { maxLength: 600, rows: 5 }),
              text("collabType", "Collaboration Type", { maxLength: 40 }),
              textarea("benefits", "Benefits", { maxLength: 240, rows: 4 }),
            ],
            { itemLabel: "Partner" },
          ),
        ]),
      },
      {
        key: "cta",
        label: "CTA",
        icon: "fas fa-bullhorn",
        schema: object("cta", "CTA", [
          text("heading", "Heading", { maxLength: 80 }),
          textarea("description", "Description", { maxLength: 220, rows: 4 }),
          text("buttonLabel", "Button Label", { maxLength: 40 }),
        ]),
      },
      {
        key: "inquiryForm",
        label: "Inquiry Form",
        icon: "fas fa-envelope",
        schema: object("inquiryForm", "Inquiry Form", [
          text("title", "Title", { maxLength: 60 }),
          object("fields", "Fields", [
            object("firstName", "First Name Field", [
              text("label", "Label", { maxLength: 30 }),
              text("placeholder", "Placeholder", { maxLength: 40 }),
            ]),
            object("lastName", "Last Name Field", [
              text("label", "Label", { maxLength: 30 }),
              text("placeholder", "Placeholder", { maxLength: 40 }),
            ]),
            object("organization", "Organization Field", [
              text("label", "Label", { maxLength: 40 }),
              text("placeholder", "Placeholder", { maxLength: 60 }),
            ]),
            object("partnershipType", "Partnership Type Field", [
              text("label", "Label", { maxLength: 40 }),
              stringList("options", "Options", {
                itemLabel: "Option",
                maxLength: 50,
              }),
            ]),
            object("message", "Message Field", [
              text("label", "Label", { maxLength: 30 }),
              text("placeholder", "Placeholder", { maxLength: 80 }),
            ]),
          ]),
          text("submitLabel", "Submit Label", { maxLength: 40 }),
        ]),
      },
    ],
  },
  history: {
    key: "history",
    title: "History Management",
    subtitle: "Edit content displayed on the history page",
    routeBase: "/admin/history",
    apiPath: "/api/history",
    previewPath: "/about/history",
    dataFile: "history",
    imageType: "history",
    tabs: [
      {
        key: "highlight",
        label: "Highlight",
        icon: "fas fa-star",
        schema: object("highlight", "Highlight Banner", [
          icon("icon", "Icon"),
          text("text", "Text", { maxLength: 110 }),
          text("linkLabel", "Link Label", { maxLength: 30 }),
          url("href", "Link URL", { maxLength: 255 }),
        ]),
      },
      {
        key: "hero",
        label: "Hero",
        icon: "fas fa-image",
        schema: object("hero", "Hero", [
          text("badge", "Badge", { maxLength: 40 }),
          text("title", "Title", { maxLength: 90 }),
          textarea("description", "Description", { maxLength: 220, rows: 4 }),
        ]),
      },
      {
        key: "filters",
        label: "Filters",
        icon: "fas fa-filter",
        schema: object("filters", "Filters", [
          text("yearLabel", "Year Label", { maxLength: 30 }),
          text("categoryLabel", "Category Label", { maxLength: 30 }),
          text("buttonLabel", "Button Label", { maxLength: 30 }),
          stringList("yearOptions", "Year Options", {
            itemLabel: "Year Option",
            maxLength: 30,
          }),
          stringList("categoryOptions", "Category Options", {
            itemLabel: "Category Option",
            maxLength: 40,
          }),
        ]),
      },
      {
        key: "timeline",
        label: "Timeline",
        icon: "fas fa-clock-rotate-left",
        schema: object("timeline", "Timeline", [
          text("loadMoreLabel", "Load More Label", { maxLength: 40 }),
          objectList(
            "items",
            "Milestones",
            [
              text("id", "Milestone ID", { maxLength: 60 }),
              text("year", "Year", { maxLength: 10 }),
              text("yearRange", "Year Range", { maxLength: 30 }),
              text("category", "Category", { maxLength: 40 }),
              text("categoryLabel", "Category Label", { maxLength: 30 }),
              text("title", "Title", { maxLength: 90 }),
              textarea("description", "Description", {
                maxLength: 260,
                rows: 4,
              }),
              image("image", "Milestone Image", {
                imageHint: "Recommended 436x190 px",
                helpText: "Wide image used inside the milestone card.",
              }),
              text("imageAlt", "Image Alt Text", { maxLength: 120 }),
              objectList(
                "stats",
                "Stats",
                [
                  text("value", "Value", { maxLength: 24 }),
                  text("label", "Label", { maxLength: 50 }),
                ],
                { itemLabel: "Stat" },
              ),
              checkbox("featured", "Featured"),
            ],
            { itemLabel: "Milestone" },
          ),
        ]),
      },
    ],
  },
  accreditation: {
    key: "accreditation",
    title: "Accreditation Management",
    subtitle: "Edit content displayed on the accreditation page",
    routeBase: "/admin/accreditation",
    apiPath: "/api/accreditation",
    previewPath: "/about/accreditation",
    dataFile: "accreditation",
    imageType: "accreditation",
    tabs: [
      {
        key: "trustBanner",
        label: "Trust Banner",
        icon: "fas fa-shield-check",
        schema: object("trustBanner", "Trust Banner", [
          icon("icon", "Icon"),
          text("text", "Text", { maxLength: 120 }),
          objectList(
            "links",
            "Links",
            [
              text("label", "Label", { maxLength: 40 }),
              url("href", "URL", { maxLength: 255 }),
              icon("icon", "Icon"),
            ],
            { itemLabel: "Link" },
          ),
        ]),
      },
      {
        key: "hero",
        label: "Hero",
        icon: "fas fa-image",
        schema: object("hero", "Hero", [
          text("badge", "Badge", { maxLength: 40 }),
          text("title", "Title", { maxLength: 60 }),
          textarea("description", "Description", { maxLength: 420, rows: 5 }),
        ]),
      },
      {
        key: "grid",
        label: "Grid",
        icon: "fas fa-table-cells-large",
        schema: object("grid", "Grid", [
          stringList("tabs", "Tabs", {
            itemLabel: "Tab",
            maxLength: 30,
          }),
          objectList(
            "items",
            "Items",
            [
              text("id", "Item ID", { maxLength: 50 }),
              icon("icon", "Icon"),
              image("image", "Image", {
                imageHint: "Recommended 118x58 px minimum visible ratio",
                helpText: "Logo or badge used at the top of the card.",
              }),
              text("status", "Status", { maxLength: 20 }),
              text("category", "Category", { maxLength: 30 }),
              text("title", "Title", {
                maxLength: 17,
                helpText: "Frontend title space is capped at 17 characters.",
              }),
              textarea("description", "Description", {
                maxLength: 300,
                rows: 5,
                helpText:
                  "Frontend description preview is capped at 300 characters.",
              }),
              text("scopeLabel", "Scope Label", { maxLength: 20 }),
              text("scope", "Scope", { maxLength: 60 }),
              text("validUntilLabel", "Valid Until Label", { maxLength: 24 }),
              text("validUntil", "Valid Until", { maxLength: 40 }),
              text("buttonLabel", "Button Label", { maxLength: 30 }),
              url("certificateHref", "Certificate URL", { maxLength: 255 }),
            ],
            { itemLabel: "Accreditation Item" },
          ),
        ]),
      },
    ],
  },
  admissions: {
    key: "admissions",
    title: "Admissions Management",
    subtitle: "Edit content displayed on the admissions page",
    routeBase: "/admin/admissions",
    apiPath: "/api/admissions",
    previewPath: "/admissions",
    dataFile: "admissions",
    imageType: "admissions",
    tabs: [
      {
        key: "hero",
        label: "Hero",
        icon: "fas fa-image",
        schema: object("hero", "Hero", [
          text("badge", "Badge", { maxLength: 40 }),
          text("title", "Title", { maxLength: 80 }),
          textarea("description", "Description", { maxLength: 240, rows: 4 }),
          object("primaryCta", "Primary CTA", linkFields("Primary CTA")),
          object("secondaryCta", "Secondary CTA", linkFields("Secondary CTA")),
          image("image", "Hero Image", {
            imageHint: "Recommended 720x646 px",
            helpText: "Large image rendered in the right hero panel.",
          }),
          text("imageAlt", "Hero Image Alt Text", { maxLength: 120 }),
        ]),
      },
      {
        key: "process",
        label: "Process",
        icon: "fas fa-list-ol",
        schema: object("process", "Process", [
          text("id", "Section ID", { maxLength: 40 }),
          text("title", "Title", { maxLength: 60 }),
          textarea("description", "Description", { maxLength: 180, rows: 3 }),
          objectList(
            "steps",
            "Steps",
            [
              text("number", "Number", { maxLength: 8 }),
              text("title", "Title", { maxLength: 50 }),
              textarea("description", "Description", { maxLength: 180, rows: 3 }),
              checkbox("active", "Active"),
            ],
            { itemLabel: "Step" },
          ),
        ]),
      },
      {
        key: "eligibility",
        label: "Eligibility",
        icon: "fas fa-check-circle",
        schema: object("eligibility", "Eligibility", [
          text("id", "Section ID", { maxLength: 40 }),
          text("title", "Title", { maxLength: 60 }),
          objectList(
            "cards",
            "Cards",
            [
              text("title", "Title", { maxLength: 50 }),
              icon("icon", "Icon"),
              stringList("items", "Items", {
                itemLabel: "Bullet Item",
                maxLength: 120,
              }),
            ],
            { itemLabel: "Card" },
          ),
        ]),
      },
      {
        key: "tuition",
        label: "Tuition",
        icon: "fas fa-chart-column",
        schema: object("tuition", "Tuition", [
          text("id", "Section ID", { maxLength: 40 }),
          text("title", "Title", { maxLength: 60 }),
          text("chartTitle", "Chart Title", { maxLength: 60 }),
          textarea("chartDescription", "Chart Description", {
            maxLength: 140,
            rows: 3,
          }),
          objectList(
            "series",
            "Chart Series",
            [
              text("label", "Label", { maxLength: 40 }),
              { key: "color", label: "Color", type: "color" },
              stringList("values", "Values", {
                itemLabel: "Point",
                fieldType: "number",
              }),
            ],
            { itemLabel: "Series" },
          ),
        ]),
      },
      {
        key: "keyDates",
        label: "Key Dates",
        icon: "fas fa-calendar-days",
        schema: object("keyDates", "Key Dates", [
          text("id", "Section ID", { maxLength: 40 }),
          text("title", "Title", { maxLength: 60 }),
          stringList("columns", "Columns", {
            itemLabel: "Column",
            maxLength: 40,
          }),
          objectList(
            "rows",
            "Rows",
            [
              text("term", "Term", { maxLength: 40 }),
              text("applicationDeadline", "Application Deadline", {
                maxLength: 40,
              }),
              text("classesStart", "Classes Start", { maxLength: 40 }),
            ],
            { itemLabel: "Row" },
          ),
        ]),
      },
      {
        key: "calculator",
        label: "Calculator",
        icon: "fas fa-calculator",
        schema: object("calculator", "Calculator", [
          text("title", "Title", { maxLength: 60 }),
          textarea("description", "Description", { maxLength: 120, rows: 3 }),
          stringList("modelOptions", "Model Options", {
            itemLabel: "Option",
            maxLength: 30,
          }),
          text("paceLabel", "Pace Label", { maxLength: 30 }),
          text("minPaceLabel", "Min Pace Label", { maxLength: 20 }),
          text("maxPaceLabel", "Max Pace Label", { maxLength: 20 }),
          text("resultLabel", "Result Label", { maxLength: 40 }),
          text("monthlyAmount", "Monthly Amount", { maxLength: 20 }),
          text("monthlySuffix", "Monthly Suffix", { maxLength: 10 }),
          icon("noteIcon", "Note Icon"),
          text("note", "Note", { maxLength: 60 }),
          object("cta", "CTA", linkFields("CTA")),
        ]),
      },
      {
        key: "scholarships",
        label: "Scholarships",
        icon: "fas fa-award",
        schema: object("scholarships", "Scholarships", [
          text("title", "Title", { maxLength: 50 }),
          icon("icon", "Icon"),
          objectList(
            "items",
            "Scholarship Items",
            [
              text("title", "Title", { maxLength: 50 }),
              text("amount", "Amount", { maxLength: 24 }),
              textarea("description", "Description", { maxLength: 160, rows: 3 }),
            ],
            { itemLabel: "Scholarship Item" },
          ),
        ]),
      },
    ],
  },
  policies: {
    key: "policies",
    title: "Policies Management",
    subtitle: "Edit content displayed on the policies page",
    routeBase: "/admin/policies",
    apiPath: "/api/policies",
    previewPath: "/policies",
    dataFile: "policies",
    imageType: "policies",
    tabs: [
      {
        key: "hero",
        label: "Hero",
        icon: "fas fa-scale-balanced",
        schema: object("hero", "Hero", [
          text("badge", "Badge", { maxLength: 40 }),
          icon("icon", "Icon", {
            helpText: "Policies uses icon-only controls and does not require image upload.",
          }),
          text("titlePrefix", "Title Prefix", { maxLength: 50 }),
          text("titleHighlight", "Title Highlight", { maxLength: 40 }),
          textarea("description", "Description", { maxLength: 220, rows: 4 }),
          text("lastUpdated", "Last Updated Label", { maxLength: 50 }),
        ]),
      },
      {
        key: "sidebar",
        label: "Sidebar",
        icon: "fas fa-bars",
        schema: object("sidebar", "Sidebar", [
          text("heading", "Heading", { maxLength: 30 }),
          text("helperText", "Helper Text", { maxLength: 60 }),
          text("contactLabel", "Contact Label", { maxLength: 40 }),
          url("contactHref", "Contact URL", { maxLength: 255 }),
        ]),
      },
      {
        key: "policies",
        label: "Policies",
        icon: "fas fa-file-lines",
        schema: objectList(
          "policies",
          "Policies",
          [
            text("id", "Policy ID", { maxLength: 40 }),
            text("navLabel", "Navigation Label", { maxLength: 40 }),
            text("title", "Title", { maxLength: 70 }),
            text("effectiveDate", "Effective Date", { maxLength: 50 }),
            textarea("intro", "Intro", { maxLength: 260, rows: 4 }),
            variantList(
              "sections",
              "Sections",
              {
                text: {
                  label: "Text Section",
                  schema: object("section", "Text Section", [
                    text("heading", "Heading", { maxLength: 60 }),
                    objectList(
                      "paragraphs",
                      "Paragraphs",
                      [
                        textarea("text", "Text", {
                          maxLength: 500,
                          rows: 4,
                        }),
                        objectList(
                          "links",
                          "Links",
                          [
                            text("label", "Label", { maxLength: 50 }),
                            url("href", "URL", { maxLength: 255 }),
                            text("tabId", "Target Policy ID", {
                              maxLength: 40,
                              helpText:
                                "Use this when the link should switch to another policy tab.",
                            }),
                          ],
                          { itemLabel: "Link" },
                        ),
                      ],
                      { itemLabel: "Paragraph" },
                    ),
                  ]),
                },
                list: {
                  label: "List Section",
                  schema: object("section", "List Section", [
                    text("heading", "Heading", { maxLength: 60 }),
                    textarea("intro", "Intro", { maxLength: 220, rows: 3 }),
                    stringList("items", "Items", {
                      itemLabel: "List Item",
                      maxLength: 180,
                      fieldType: "textarea",
                    }),
                  ]),
                },
                cards: {
                  label: "Cards Section",
                  schema: object("section", "Cards Section", [
                    objectList(
                      "cards",
                      "Cards",
                      [
                        icon("icon", "Icon"),
                        text("title", "Title", { maxLength: 50 }),
                        textarea("description", "Description", {
                          maxLength: 220,
                          rows: 4,
                        }),
                        object("link", "Link", [
                          text("label", "Label", { maxLength: 50 }),
                          url("href", "URL", { maxLength: 255 }),
                          text("tabId", "Target Policy ID", { maxLength: 40 }),
                        ]),
                      ],
                      { itemLabel: "Card" },
                    ),
                  ]),
                },
              },
              { itemLabel: "Section" },
            ),
          ],
          { itemLabel: "Policy" },
        ),
      },
    ],
  },
};