{% extends "base.html" %}
{% block content %}
<div x-data="createTicket()" x-init="init()">
    <div class="mb-6">
        <h1 class="text-2xl font-bold text-gray-900">Create New Issue</h1>
        <p class="text-gray-500 mt-1">Report a maintenance or customer service issue</p>
    </div>

    <div class="bg-white rounded-xl shadow-sm border border-gray-200 p-6 max-w-3xl">
        <form @submit.prevent="submitTicket" class="space-y-5">
            <!-- Row: Customer Name + Phone -->
            <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Customer Name</label>
                    <input type="text" x-model="form.customer_name" class="w-full px-4 py-2.5 rounded-lg border border-gray-300 focus:ring-2 focus:ring-denya-500 focus:border-transparent outline-none" placeholder="e.g. John Doe">
                </div>
                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Phone</label>
                    <input type="text" x-model="form.phone" class="w-full px-4 py-2.5 rounded-lg border border-gray-300 focus:ring-2 focus:ring-denya-500 focus:border-transparent outline-none" placeholder="e.g. +233 XX XXX XXXX">
                </div>
            </div>

            <!-- Row: Property + Apartment -->
            <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Property <span class="text-red-500">*</span></label>
                    <select x-model="form.property" @change="loadUnits()" class="w-full px-4 py-2.5 rounded-lg border border-gray-300 focus:ring-2 focus:ring-denya-500 focus:border-transparent outline-none">
                        <option value="">Select Property</option>
                        <option value="East">Pavilion East</option>
                        <option value="West">Pavilion West</option>
                    </select>
                </div>
                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Apartment <span class="text-red-500">*</span></label>
                    <select x-model="form.apartment_code" class="w-full px-4 py-2.5 rounded-lg border border-gray-300 focus:ring-2 focus:ring-denya-500 focus:border-transparent outline-none" :disabled="!form.property">
                        <option value="">Select Apartment</option>
                        <template x-for="unit in units" :key="unit.id">
                            <option :value="unit.apartment_code" x-text="unit.apartment_code"></option>
                        </template>
                    </select>
                </div>
            </div>

            <!-- Category -->
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-1">Category <span class="text-red-500">*</span></label>
                <select x-model="form.category_main" @change="loadSubCategories()" class="w-full px-4 py-2.5 rounded-lg border border-gray-300 focus:ring-2 focus:ring-denya-500 focus:border-transparent outline-none">
                    <option value="">Select Category</option>
                    <template x-for="cat in categories" :key="cat.id">
                        <option :value="cat.id" x-text="cat.name"></option>
                    </template>
                </select>
            </div>
            <div x-show="subCategories.length">
                <label class="block text-sm font-medium text-gray-700 mb-1">Sub-Category</label>
                <select x-model="form.category_id" class="w-full px-4 py-2.5 rounded-lg border border-gray-300 focus:ring-2 focus:ring-denya-500 focus:border-transparent outline-none">
                    <option value="">Select Sub-Category</option>
                    <template x-for="cat in subCategories" :key="cat.id">
                        <option :value="cat.id" x-text="cat.name"></option>
                    </template>
                </select>
            </div>

            <!-- Priority -->
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-1">Priority</label>
                <div class="grid grid-cols-2 md:grid-cols-4 gap-2">
                    <label class="flex items-center p-3 border rounded-lg cursor-pointer hover:bg-gray-50" :class="form.priority === 'urgent' ? 'border-red-500 bg-red-50' : 'border-gray-200'">
                        <input type="radio" name="priority" value="urgent" x-model="form.priority" class="sr-only">
                        <span class="text-sm">🔴 Urgent</span>
                    </label>
                    <label class="flex items-center p-3 border rounded-lg cursor-pointer hover:bg-gray-50" :class="form.priority === 'high' ? 'border-orange-500 bg-orange-50' : 'border-gray-200'">
                        <input type="radio" name="priority" value="high" x-model="form.priority" class="sr-only">
                        <span class="text-sm">🟠 High</span>
                    </label>
                    <label class="flex items-center p-3 border rounded-lg cursor-pointer hover:bg-gray-50" :class="form.priority === 'medium' ? 'border-yellow-500 bg-yellow-50' : 'border-gray-200'">
                        <input type="radio" name="priority" value="medium" x-model="form.priority" class="sr-only">
                        <span class="text-sm">🟡 Medium</span>
                    </label>
                    <label class="flex items-center p-3 border rounded-lg cursor-pointer hover:bg-gray-50" :class="form.priority === 'low' ? 'border-green-500 bg-green-50' : 'border-gray-200'">
                        <input type="radio" name="priority" value="low" x-model="form.priority" class="sr-only">
                        <span class="text-sm">🟢 Low</span>
                    </label>
                </div>
            </div>

            <!-- Description -->
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-1">Description <span class="text-red-500">*</span></label>
                <textarea x-model="form.description" rows="4" class="w-full px-4 py-2.5 rounded-lg border border-gray-300 focus:ring-2 focus:ring-denya-500 focus:border-transparent outline-none" placeholder="Describe the issue in detail..."></textarea>
            </div>

            <!-- Row: Reporter + Reported Via -->
            <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Reporter</label>
                    <input type="text" x-model="form.reporter" class="w-full px-4 py-2.5 rounded-lg border border-gray-300 focus:ring-2 focus:ring-denya-500 focus:border-transparent outline-none" placeholder="Who reported this?">
                </div>
                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Reported Via</label>
                    <select x-model="form.reported_via" class="w-full px-4 py-2.5 rounded-lg border border-gray-300 focus:ring-2 focus:ring-denya-500 focus:border-transparent outline-none">
                        <option value="">Select method</option>
                        <option value="phone">Phone</option>
                        <option value="walk-in">Walk-in</option>
                        <option value="whatsapp">WhatsApp</option>
                        <option value="agent">Agent</option>
                        <!-- QR Code excluded per Sprint 3 scope -->
                    </select>
                </div>
            </div>

            <!-- Photo Upload -->
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-1">Photos (Before)</label>
                <div class="border-2 border-dashed border-gray-300 rounded-lg p-6 text-center hover:border-denya-400 transition cursor-pointer" @click="document.getElementById('photoInput').click()">
                    <svg class="w-8 h-8 mx-auto text-gray-400 mb-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 16l4.586-4.586a2 2 0 012.828 0L16 16m-2-2l1.586-1.586a2 2 0 012.828 0L20 14m-6-6h.01M6 20h12a2 2 0 002-2V6a2 2 0 00-2-2H6a2 2 0 00-2 2v12a2 2 0 002 2z"/>
                    </svg>
                    <p class="text-sm text-gray-500">Click to upload photos</p>
                    <input type="file" id="photoInput" multiple accept="image/*" @change="handlePhotos" class="hidden">
                </div>
                <div class="flex flex-wrap gap-2 mt-2" x-show="photoFiles.length">
                    <template x-for="(photo, idx) in photoPreviews" :key="idx">
                        <div class="relative w-20 h-20 rounded-lg overflow-hidden border">
                            <img :src="photo" class="w-full h-full object-cover">
                            <button type="button" @click="removePhoto(idx)" class="absolute top-0.5 right-0.5 bg-red-500 text-white w-5 h-5 rounded-full flex items-center justify-center text-xs hover:bg-red-600">&times;</button>
                        </div>
                    </template>
                </div>
            </div>

            <!-- Error Display -->
            <div x-show="error" class="p-3 bg-red-50 border border-red-200 rounded-lg text-sm text-red-700" x-text="error"></div>

            <!-- Submit -->
            <div class="flex items-center space-x-3 pt-2">
                <button type="submit" :disabled="submitting" class="px-6 py-2.5 bg-denya-600 text-white rounded-lg hover:bg-denya-700 transition font-medium disabled:opacity-50 disabled:cursor-not-allowed flex items-center space-x-2">
                    <svg x-show="submitting" class="animate-spin h-4 w-4" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24"><circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"/><path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4z"/></svg>
                    <span x-text="submitting ? 'Creating...' : 'Create Issue'"></span>
                </button>
                <a href="/tickets" class="px-6 py-2.5 border border-gray-300 rounded-lg text-gray-700 hover:bg-gray-50 transition font-medium">Cancel</a>
            </div>
        </form>
    </div>
</div>

<script>
    function createTicket() {
        return {
            form: {
                customer_name: '',
                phone: '',
                property: '',
                apartment_code: '',
                category_main: '',
                category_id: null,
                priority: '',
                description: '',
                reporter: '',
                reported_via: ''
            },
            categories: [],
            subCategories: [],
            units: [],
            photoFiles: [],
            photoPreviews: [],
            submitting: false,
            error: '',

            async init() {
                await this.loadCategories();
            },

            async loadCategories() {
                try {
                    const data = await app().apiGet('/api/tickets/categories');
                    // Top-level categories only
                    this.categories = data?.filter(c => !c.parent_id) || [];
                } catch (e) { console.error('Categories load error', e); }
            },

            async loadSubCategories() {
                this.form.category_id = null;
                this.subCategories = [];
                if (!this.form.category_main) return;
                try {
                    const data = await app().apiGet('/api/tickets/categories');
                    const parent = data?.find(c => c.id == this.form.category_main);
                    if (parent?.children) {
                        this.subCategories = parent.children;
                    }
                } catch (e) { console.error('Subcategories load error', e); }
            },

            async loadUnits() {
                this.form.apartment_code = '';
                this.units = [];
                if (!this.form.property) return;
                try {
                    const data = await app().apiGet(`/api/tickets/units?property=${encodeURIComponent(this.form.property)}`);
                    this.units = data || [];
                } catch (e) {
                    console.error('Units load error', e);
                }
            },

            handlePhotos(e) {
                const files = Array.from(e.target.files || []);
                files.forEach(file => {
                    if (file.size > 5 * 1024 * 1024) {
                        app().showToast('Photo too large (max 5MB)', 'error');
                        return;
                    }
                    this.photoFiles.push(file);
                    const reader = new FileReader();
                    reader.onload = ev => this.photoPreviews.push(ev.target.result);
                    reader.readAsDataURL(file);
                });
            },

            removePhoto(idx) {
                this.photoFiles.splice(idx, 1);
                this.photoPreviews.splice(idx, 1);
            },

            async submitTicket() {
                this.error = '';
                this.submitting = true;
                
                try {
                    // Validate required fields
                    if (!this.form.property || !this.form.apartment_code || !this.form.description) {
                        this.error = 'Please fill in Property, Apartment, and Description.';
                        this.submitting = false;
                        return;
                    }

                    // Resolve unit_id from selected apartment_code
                    const selectedUnit = this.units.find(u => u.apartment_code === this.form.apartment_code);

                    // Create the ticket
                    const payload = {
                        description: this.form.description,
                        priority: this.form.priority || null,
                        reporter: this.form.reporter || this.form.customer_name || app().user.full_name,
                        reported_via: this.form.reported_via || 'walk-in',
                        category_id: this.form.category_id ? parseInt(this.form.category_id) : (this.form.category_main ? parseInt(this.form.category_main) : null),
                        unit_id: selectedUnit ? selectedUnit.id : null,
                        customer_name: this.form.customer_name || null,
                        phone: this.form.phone || null,
                    };

                    const ticket = await app().apiPost('/api/tickets', payload);
                    
                    // Upload photos if any
                    if (this.photoFiles.length > 0 && ticket?.id) {
                        const formData = new FormData();
                        this.photoFiles.forEach(f => formData.append('files', f));
                        try {
                            await fetch(`/api/tickets/${ticket.id}/photos?is_before=true`, {
                                method: 'POST',
                                headers: { 'Authorization': `Bearer ${app().token}` },
                                body: formData
                            });
                        } catch (e) { console.error('Photo upload error', e); }
                    }

                    app().showToast(`Ticket ${ticket.ticket_number} created successfully!`, 'success');
                    // Redirect to ticket detail
                    setTimeout(() => { window.location.href = `/tickets/${ticket.id}`; }, 1000);
                } catch (e) {
                    this.error = e.message || 'Failed to create ticket';
                } finally {
                    this.submitting = false;
                }
            }
        }
    }
</script>
{% endblock %}