(function (window, document) {
    "use strict";

    const element = (id) => document.getElementById(id);
    const checked = (id) => Boolean(element(id)?.checked);
    const requiredWhen = (id) => () => checked(id);
    const sectionRule = (id, rule = {}) => Object.assign({ when: requiredWhen(id) }, rule);
    const RULES = {
        applno: { required: true, format: "AlphaNumeric", requiredMessage: "Application number is required." },
        bank_branch_id: { required: true, requiredMessage: "Bank branch is required." },
        product: { required: true, requiredMessage: "Product is required." },
        customername: { required: true, format: "AlphaSpace", requiredMessage: "Customer name is required." },
        apptype: { required: true, requiredMessage: "Application type is required." },
        bankcode: { format: "AlphaNumeric" }, fathername: { format: "AlphaSpace" }, dob: { format: "Date" },
        mobileno: { format: "AllowWrong" }, loanamount: { format: "LoanAmount" },
        contactperson: { format: "AlphaSpace" }, specialinst: { format: "SplInstruction" },
        raddr1: sectionRule("rv", { required: true, format: "SplInstruction" }), raddr2: sectionRule("rv", { format: "SplInstruction" }),
        raddr3: sectionRule("rv", { required: true, format: "SplInstruction" }), rlandmark: sectionRule("rv", { format: "SplInstruction" }),
        rcity: sectionRule("rv", { required: true }), colr: sectionRule("rv", { required: true, format: "SplInstruction" }),
        rpincode: sectionRule("rv", { format: "Pincode" }), rphone: sectionRule("rtv", { required: true, format: "Phone" }),
        companyname: sectionRule("ov", { format: "SplInstruction" }), oaddr1: sectionRule("ov", { required: true, format: "SplInstruction" }),
        oaddr2: sectionRule("ov", { format: "SplInstruction" }), oaddr3: sectionRule("ov", { required: true, format: "SplInstruction" }),
        olandmark: sectionRule("ov", { format: "SplInstruction" }), ocity: sectionRule("ov", { required: true }),
        colo: sectionRule("ov", { required: true, format: "SplInstruction" }), opincode: sectionRule("ov", { format: "Pincode" }),
        department: sectionRule("ov", { format: "SplInstruction" }), designation: sectionRule("ov", { format: "SplInstruction" }),
        ophone: sectionRule("otv", { required: true, format: "Phone" }), extension: sectionRule("otv", { format: "Extension" }),
        paddr1: sectionRule("pv", { required: true, format: "SplInstruction" }), paddr2: sectionRule("pv", { format: "SplInstruction" }),
        paddr3: sectionRule("pv", { required: true, format: "SplInstruction" }), plandmark: sectionRule("pv", { format: "SplInstruction" }),
        pcity: sectionRule("pv", { required: true }), colp: sectionRule("pv", { required: true, format: "SplInstruction" }),
        ppincode: sectionRule("pv", { format: "Pincode" }), refname1: sectionRule("refv", { required: true, format: "AlphaSpace" }),
        refaddress1: sectionRule("refv", { format: "SplInstruction" }),
        refcontactno1: sectionRule("refv", { required: true, format: "Phone" }),
        refname2: sectionRule("refv", { format: "AlphaSpace" }), refaddress2: sectionRule("refv", { format: "SplInstruction" }),
        refcontactno2: sectionRule("refv", { format: "Phone" })
    };

    function registerDynamicRules(form) {
        if (!form) return;
        form.querySelectorAll("#FormPanel6 [data-validation-required]").forEach(function (field) {
            const label = field.closest(".widget")?.querySelector(".lblcontainer")?.textContent.trim();
            RULES[field.id] = {
                required: field.dataset.validationRequired === "true",
                format: field.dataset.validationFormat || "",
                requiredMessage: (label || "This dynamic field") + " is required."
            };
        });
    }

    function validateField(field) {
        const target = typeof field === "string" ? element(field) : field;
        const rule = target && RULES[target.id];
        return !target || !rule || window.CygnusFormValidation.validateElement(target, rule);
    }

    function validateForm() {
        return window.CygnusFormValidation.validateRules(RULES);
    }

    function bind(form) {
        if (!form || form.dataset.initiationValidationBound === "true") return;
        registerDynamicRules(form);
        form.dataset.initiationValidationBound = "true";
        form.addEventListener("focusout", function (event) {
            window.CygnusFormValidation.sanitizeElement(event.target);
            validateField(event.target);
        });
    }

    window.CygnusInitiationValidation = Object.freeze({
        rules: RULES,
        bind: bind,
        validateField: validateField,
        validateForm: validateForm
    });
}(window, document));