<!DOCTYPE html>
<html lang="en">
{{template "views/partials/head" .}}

<body class="bg-[var(--color-bg-primary)] text-[var(--color-text-primary)]">
<div class="app-layout">
  {{template "views/partials/navbar" .}}
  
  <main class="main-content">
    <div class="main-content-inner" x-data="backendsGallery()">
    
    <!-- Notifications -->
    <div class="fixed top-20 right-4 z-50 space-y-2" style="max-width: 400px;">
        <template x-for="notification in notifications" :key="notification.id">
            <div x-show="true" 
                 x-transition:enter="transition ease-out duration-200"
                 x-transition:enter-start="opacity-0"
                 x-transition:enter-end="opacity-100"
                 x-transition:leave="transition ease-in duration-150"
                 x-transition:leave-start="opacity-100"
                 x-transition:leave-end="opacity-0"
                 :class="notification.type === 'error' ? 'bg-red-500' : 'bg-green-500'"
                 class="rounded-lg p-4 text-white flex items-start space-x-3">
                <div class="flex-shrink-0">
                    <i :class="notification.type === 'error' ? 'fas fa-exclamation-circle' : 'fas fa-check-circle'" class="text-xl"></i>
                </div>
                <div class="flex-1 min-w-0">
                    <p class="text-sm font-medium break-words" x-text="notification.message"></p>
                </div>
                <button @click="dismissNotification(notification.id)" class="flex-shrink-0 text-white hover:opacity-80 transition-opacity">
                    <i class="fas fa-times"></i>
                </button>
            </div>
        </template>
    </div>
    
    <div class="container mx-auto px-4 py-8 flex-grow">

        <!-- Hero Header -->
        <div class="hero-section">
            <div class="hero-content">
                <h1 class="hero-title">
                    Backend Management
                </h1>
                <p class="hero-subtitle">
                    Discover and install AI backends to power your models
                </p>
                <div class="flex flex-wrap justify-center items-center gap-6 text-sm md:text-base">
                    <div class="flex items-center bg-[var(--color-bg-primary)] rounded-lg px-4 py-2">
                        <div class="w-2 h-2 bg-[var(--color-success)] rounded-full mr-2"></div>
                        <span class="font-semibold text-[var(--color-success)]" x-text="availableBackends"></span>
                        <span class="text-[var(--color-text-secondary)] ml-1">backends available</span>
                    </div>
                    <a href="/manage" class="flex items-center bg-[var(--color-bg-primary)] hover:bg-[var(--color-bg-secondary)] rounded-lg px-4 py-2 transition-colors border border-[var(--color-accent)]/30 hover:border-[var(--color-accent)]/50">
                        <div class="w-2 h-2 bg-[var(--color-primary)] rounded-full mr-2"></div>
                        <span class="font-semibold text-[var(--color-primary)]" x-text="installedBackends"></span>
                        <span class="text-[var(--color-text-secondary)] ml-1">installed</span>
                    </a>
                    <div class="flex items-center bg-[var(--color-bg-primary)] rounded-lg px-4 py-2 border border-[var(--color-primary-border)]">
                        <i class="fas fa-microchip text-[var(--color-primary)] mr-2"></i>
                        <span class="text-[var(--color-text-secondary)] mr-1">Capability:</span>
                        <span class="font-semibold text-[var(--color-primary)]" x-text="systemCapability"></span>
                    </div>
                    <a href="https://localai.io/backends/" target="_blank" class="inline-flex items-center gap-1.5 text-xs text-[var(--color-text-secondary)] hover:text-[var(--color-primary)] bg-transparent hover:bg-[var(--color-primary)]/10 border border-[var(--color-border-subtle)] hover:border-[var(--color-primary)]/30 rounded-md py-1.5 px-2.5 transition-colors">
                        <i class="fas fa-info-circle"></i>
                        <span>Documentation</span>
                        <i class="fas fa-external-link-alt text-[10px]"></i>
                    </a>
                </div>
            </div>
        </div>
        
        {{template "views/partials/inprogress" .}}

        <!-- Manual Backend Installation Form (Collapsible) -->
        <div class="card p-6 mb-8">
            <button 
                @click="showManualInstall = !showManualInstall"
                class="w-full flex items-center justify-between text-left"
            >
                <div class="flex items-center gap-2">
                    <i class="fas fa-plus-circle text-[var(--color-primary)] text-lg"></i>
                    <h3 class="text-lg font-semibold text-[var(--color-text-primary)]">Install Backend Manually</h3>
                </div>
                <i class="fas text-[var(--color-text-secondary)] transition-transform duration-200" :class="showManualInstall ? 'fa-chevron-up' : 'fa-chevron-down'"></i>
            </button>
            
            <div x-show="showManualInstall" x-collapse>
                <p class="text-sm text-[var(--color-text-secondary)] mt-4 mb-6">Install a backend from an OCI image, URL, or local path</p>
                
                <div class="grid grid-cols-1 md:grid-cols-3 gap-4 mb-4">
                    <div>
                        <label class="block text-sm font-medium text-[var(--color-text-secondary)] mb-2">OCI Image / URL / Path *</label>
                        <input 
                            type="text" 
                            x-model="externalBackend.uri"
                            placeholder="e.g., oci://quay.io/example/backend:latest"
                            class="input w-full px-4 py-3 text-sm"
                        >
                    </div>
                    <div>
                        <label class="block text-sm font-medium text-[var(--color-text-secondary)] mb-2">Name (required for OCI)</label>
                        <input 
                            type="text" 
                            x-model="externalBackend.name"
                            placeholder="e.g., my-backend"
                            class="input w-full px-4 py-3 text-sm"
                        >
                    </div>
                    <div>
                        <label class="block text-sm font-medium text-[var(--color-text-secondary)] mb-2">Alias (optional)</label>
                        <input 
                            type="text" 
                            x-model="externalBackend.alias"
                            placeholder="e.g., backend-alias"
                            class="input w-full px-4 py-3 text-sm"
                        >
                    </div>
                </div>
                
                <div class="flex items-center gap-4">
                    <button type="button"
                        @click="installExternalBackend()"
                        :disabled="installingExternal || !externalBackend.uri"
                        class="inline-flex items-center gap-1.5 text-xs text-[var(--color-text-secondary)] hover:text-[var(--color-primary)] bg-transparent hover:bg-[var(--color-primary)]/10 border border-[var(--color-border-subtle)] hover:border-[var(--color-primary)]/30 rounded-md py-1.5 px-2.5 transition-colors disabled:opacity-50 disabled:cursor-not-allowed disabled:hover:bg-transparent disabled:hover:border-[var(--color-border-subtle)]"
                    >
                        <i class="text-[10px]" :class="installingExternal ? 'fas fa-spinner fa-spin' : 'fas fa-download'"></i>
                        <span x-text="installingExternal ? 'Installing...' : 'Install Backend'"></span>
                    </button>
                    <span x-show="externalBackendProgress" class="text-sm text-[var(--color-text-secondary)]" x-text="externalBackendProgress"></span>
                </div>
            </div>
        </div>

        <!-- Search and Filter Section -->
        <div class="card p-8 mb-8">
            <div>
                <!-- Search Input -->
                <div class="mb-8">
                    <h3 class="text-xl font-semibold text-[var(--color-text-primary)] mb-4 flex items-center">
                        <i class="fas fa-search mr-3 text-[var(--color-accent)]"></i>
                        Find Backend Components
                    </h3>
                    <div class="relative">
                        <div class="absolute inset-y-0 start-0 flex items-center ps-4 pointer-events-none z-10">
                            <i class="fas fa-search text-[var(--color-text-secondary)]"></i>
                        </div>
                        <input 
                            x-model="searchTerm"
                            @input.debounce.500ms="fetchBackends()"
                            class="input w-full pr-16 py-4" 
                            style="padding-left: 3.5rem !important;"
                            type="search" 
                            placeholder="Search backends by name, description or type...">
                        <span class="absolute right-4 top-4" x-show="loading">
                            <svg class="animate-spin h-6 w-6 text-[var(--color-accent)]" 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"></circle>
                                <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
                            </svg>
                        </span>
                    </div>
                </div>
                
                <!-- Filter by Type -->
                <div>
                    <h3 class="text-lg font-semibold text-[var(--color-text-primary)] mb-4 flex items-center">
                        <i class="fas fa-filter mr-3 text-[var(--color-secondary)]"></i>
                        Filter by Backend Type
                    </h3>
                    <div class="grid grid-cols-2 sm:grid-cols-3 lg:grid-cols-5 gap-3">
                        <button @click="filterByTerm('llm')"
                            class="flex items-center justify-center rounded-lg px-4 py-3 text-sm font-semibold bg-[var(--color-accent-light)] hover:bg-[var(--color-accent)]/30 text-[var(--color-text-primary)] border border-[var(--color-accent)]/30 transition-colors">
                            <i class="fas fa-brain mr-2"></i>
                            <span>LLM</span>
                        </button>
                        <button @click="filterByTerm('diffusion')"
                            class="flex items-center justify-center rounded-lg px-4 py-3 text-sm font-semibold bg-[var(--color-accent-light)] hover:bg-[var(--color-accent)]/30 text-[var(--color-text-primary)] border border-[var(--color-accent)]/30 transition-colors">
                            <i class="fas fa-image mr-2"></i>
                            <span>Diffusion</span>
                        </button>
                        <button @click="filterByTerm('tts')"
                            class="flex items-center justify-center rounded-lg px-4 py-3 text-sm font-semibold bg-[var(--color-primary-light)] hover:bg-[var(--color-primary)]/30 text-[var(--color-text-primary)] border border-[var(--color-primary-border)] transition-colors">
                            <i class="fas fa-microphone mr-2"></i>
                            <span>TTS</span>
                        </button>
                        <button @click="filterByTerm('whisper')"
                            class="flex items-center justify-center rounded-lg px-4 py-3 text-sm font-semibold bg-[var(--color-success-light)] hover:bg-[var(--color-success)]/30 text-[var(--color-success)] border border-[var(--color-success)]/30 transition-colors">
                            <i class="fas fa-headphones mr-2"></i>
                            <span>STT</span>
                        </button>
                        <button @click="filterByTerm('object-detection')"
                            class="flex items-center justify-center rounded-lg px-4 py-3 text-sm font-semibold bg-[var(--color-error-light)] hover:bg-[var(--color-error)]/30 text-[var(--color-error)] border border-[var(--color-error)]/30 transition-colors">
                            <i class="fas fa-eye mr-2"></i>
                            <span>Vision</span>
                        </button>
                    </div>
                </div>
            </div>
        </div>

        <!-- Results Section -->
        <div id="search-results" class="transition-all duration-300">
            <div x-show="loading && backends.length === 0" class="text-center py-12">
                <svg class="animate-spin h-12 w-12 text-[var(--color-primary)] mx-auto mb-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"></circle>
                    <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
                </svg>
                <p class="text-[var(--color-text-secondary)]">Loading backends...</p>
            </div>

            <div x-show="!loading && backends.length === 0" class="text-center py-12">
                <i class="fas fa-search text-[var(--color-text-muted)] text-4xl mb-4"></i>
                <p class="text-[var(--color-text-secondary)]">No backends found matching your criteria</p>
            </div>

            <!-- Table View -->
            <div x-show="backends.length > 0" class="bg-[var(--color-bg-secondary)] rounded-2xl border border-[var(--color-border-subtle)] overflow-hidden shadow-xl backdrop-blur-sm">
                <div class="overflow-x-auto">
                    <table class="w-full">
                        <thead>
                            <tr class="bg-[var(--color-primary-light)] border-b border-[var(--color-border-subtle)]">
                                <th class="px-6 py-4 text-left text-xs font-semibold text-[var(--color-text-primary)] uppercase tracking-wider">Icon</th>
                                <th @click="setSort('name')" 
                                    :class="sortBy === 'name' ? 'bg-[var(--color-primary-light)]' : ''"
                                    class="px-6 py-4 text-left text-xs font-semibold text-[var(--color-text-primary)] uppercase tracking-wider cursor-pointer hover:bg-[var(--color-bg-primary)] transition-colors">
                                    <div class="flex items-center gap-2">
                                        <span>Backend Name</span>
                                        <i :class="sortBy === 'name' ? (sortOrder === 'asc' ? 'fas fa-sort-up' : 'fas fa-sort-down') : 'fas fa-sort'" 
                                           :class="sortBy === 'name' ? 'text-[var(--color-primary)]' : 'text-[var(--color-text-secondary)]'"
                                           class="text-xs"></i>
                                    </div>
                                </th>
                                <th class="px-6 py-4 text-left text-xs font-semibold text-[var(--color-text-primary)] uppercase tracking-wider">Description</th>
                                <th @click="setSort('repository')" 
                                    :class="sortBy === 'repository' ? 'bg-[var(--color-primary-light)]' : ''"
                                    class="px-6 py-4 text-left text-xs font-semibold text-[var(--color-text-primary)] uppercase tracking-wider cursor-pointer hover:bg-[var(--color-bg-primary)] transition-colors">
                                    <div class="flex items-center gap-2">
                                        <span>Repository</span>
                                        <i :class="sortBy === 'repository' ? (sortOrder === 'asc' ? 'fas fa-sort-up' : 'fas fa-sort-down') : 'fas fa-sort'" 
                                           :class="sortBy === 'repository' ? 'text-[var(--color-primary)]' : 'text-[var(--color-text-secondary)]'"
                                           class="text-xs"></i>
                                    </div>
                                </th>
                                <th @click="setSort('license')" 
                                    :class="sortBy === 'license' ? 'bg-[var(--color-primary-light)]' : ''"
                                    class="px-6 py-4 text-left text-xs font-semibold text-[var(--color-text-primary)] uppercase tracking-wider cursor-pointer hover:bg-[var(--color-bg-primary)] transition-colors">
                                    <div class="flex items-center gap-2">
                                        <span>License</span>
                                        <i :class="sortBy === 'license' ? (sortOrder === 'asc' ? 'fas fa-sort-up' : 'fas fa-sort-down') : 'fas fa-sort'" 
                                           :class="sortBy === 'license' ? 'text-[var(--color-primary)]' : 'text-[var(--color-text-secondary)]'"
                                           class="text-xs"></i>
                                    </div>
                                </th>
                                <th @click="setSort('status')" 
                                    :class="sortBy === 'status' ? 'bg-[var(--color-primary-light)]' : ''"
                                    class="px-6 py-4 text-left text-xs font-semibold text-[var(--color-text-primary)] uppercase tracking-wider cursor-pointer hover:bg-[var(--color-bg-primary)] transition-colors">
                                    <div class="flex items-center gap-2">
                                        <span>Status</span>
                                        <i :class="sortBy === 'status' ? (sortOrder === 'asc' ? 'fas fa-sort-up' : 'fas fa-sort-down') : 'fas fa-sort'" 
                                           :class="sortBy === 'status' ? 'text-[var(--color-primary)]' : 'text-[var(--color-text-secondary)]'"
                                           class="text-xs"></i>
                                    </div>
                                </th>
                                <th class="px-6 py-4 text-right text-xs font-semibold text-[var(--color-text-primary)] uppercase tracking-wider">Actions</th>
                            </tr>
                        </thead>
                        <tbody class="divide-y divide-[var(--color-border-subtle)]">
                            <template x-for="backend in backends" :key="backend.id">
                                <tr class="hover:bg-[var(--color-bg-primary)] transition-colors duration-200">
                                    <!-- Icon -->
                                    <td class="px-6 py-4">
                                        <div class="w-12 h-12 rounded-lg border border-[var(--color-border-subtle)] flex items-center justify-center bg-[var(--color-bg-primary)]">
                                            <img x-show="backend.icon"
                                                 :src="backend.icon"
                                                 class="w-full h-full object-cover rounded-lg"
                                                 loading="lazy"
                                                 :alt="backend.name">
                                            <i x-show="!backend.icon" class="fas fa-cog text-xl text-[var(--color-accent)]"></i>
                                        </div>
                                    </td>
                                    
                                    <!-- Backend Name -->
                                    <td class="px-6 py-4">
                                        <span class="text-sm font-semibold text-[var(--color-text-primary)]" x-text="backend.name"></span>
                                    </td>
                                    
                                    <!-- Description -->
                                    <td class="px-6 py-4">
                                        <div class="text-sm text-[var(--color-text-secondary)] max-w-xs truncate" x-text="backend.description" :title="backend.description"></div>
                                    </td>
                                    
                                    <!-- Repository -->
                                    <td class="px-6 py-4">
                                        <span class="inline-flex items-center text-xs px-2 py-1 rounded bg-[var(--color-primary-light)] text-[var(--color-text-primary)] border border-[var(--color-primary-border)]">
                                            <i class="fa-brands fa-git-alt mr-1"></i>
                                            <span x-text="backend.gallery"></span>
                                        </span>
                                    </td>
                                    
                                    <!-- License -->
                                    <td class="px-6 py-4">
                                        <span x-show="backend.license" class="inline-flex items-center text-xs px-2 py-1 rounded bg-[var(--color-accent-light)] text-[var(--color-text-primary)] border border-[var(--color-accent)]/30">
                                            <i class="fas fa-book mr-1"></i>
                                            <span x-text="backend.license"></span>
                                        </span>
                                        <span x-show="!backend.license" class="text-xs text-[var(--color-text-secondary)]">-</span>
                                    </td>
                                    
                                    <!-- Status -->
                                    <td class="px-6 py-4">
                                        <!-- Processing State -->
                                        <div x-show="backend.processing" class="min-w-[200px]">
                                            <div class="text-xs font-medium text-[var(--color-text-primary)] mb-1">
                                                <span x-text="backend.isDeletion ? 'Deleting...' : 'Installing...'"></span>
                                            </div>
                                            <div x-show="(jobProgress[backend.jobID] || 0) === 0" class="text-xs text-[var(--color-primary)]">
                                                <i class="fas fa-clock mr-1"></i>Queued
                                            </div>
                                            <div class="progress-table mt-1">
                                                <div class="progress-bar-table-backend" :style="'width:' + (jobProgress[backend.jobID] || 0) + '%'"></div>
                                            </div>
                                        </div>
                                        
                                        <!-- Installed State -->
                                        <div x-show="!backend.processing && backend.installed">
                                            <span class="inline-flex items-center text-xs px-2 py-1 rounded bg-[var(--color-success-light)] text-[var(--color-success)] border border-[var(--color-success)]/30">
                                                <i class="fas fa-check-circle mr-1"></i>
                                                Installed
                                            </span>
                                        </div>
                                        
                                        <!-- Not Installed State -->
                                        <div x-show="!backend.processing && !backend.installed">
                                            <span class="inline-flex items-center text-xs px-2 py-1 rounded bg-[var(--color-bg-primary)] text-[var(--color-text-secondary)] border border-[var(--color-border-subtle)]">
                                                <i class="fas fa-circle mr-1"></i>
                                                Not Installed
                                            </span>
                                        </div>
                                    </td>
                                    
                                    <!-- Actions -->
                                    <td class="px-6 py-4">
                                        <div class="flex items-center justify-end gap-2">
                                            <!-- Info Button -->
                                            <button @click="openModal(backend)" 
                                                    class="inline-flex items-center px-3 py-1.5 rounded-lg bg-[var(--color-bg-primary)] hover:bg-[var(--color-primary-light)] text-xs font-medium text-[var(--color-text-primary)] transition duration-200 border border-[var(--color-border-subtle)]"
                                                    title="View details">
                                                <i class="fas fa-info-circle"></i>
                                            </button>
                                            
                                            <!-- Installed State Actions -->
                                            <template x-if="!backend.processing && backend.installed">
                                                <div class="flex gap-2">
                                                    <button @click="reinstallBackend(backend.id)" 
                                                            class="inline-flex items-center px-3 py-1.5 rounded-lg bg-[var(--color-primary)] hover:bg-[var(--color-primary-hover)] text-xs font-medium text-white transition duration-200"
                                                            title="Reinstall">
                                                        <i class="fa-solid fa-arrow-rotate-right"></i>
                                                    </button>
                                                    <button @click="deleteBackend(backend.id)" 
                                                            class="inline-flex items-center px-3 py-1.5 rounded-lg bg-[var(--color-error)] hover:bg-[var(--color-error)]/80 text-xs font-medium text-white transition duration-200"
                                                            title="Delete">
                                                        <i class="fa-solid fa-trash"></i>
                                                    </button>
                                                </div>
                                            </template>
                                            
                                            <!-- Not Installed State Actions -->
                                            <template x-if="!backend.processing && !backend.installed">
                                                <button @click="installBackend(backend.id)" 
                                                        class="inline-flex items-center px-3 py-1.5 rounded-lg bg-[var(--color-primary)] hover:bg-[var(--color-primary-hover)] text-xs font-medium text-white transition duration-200"
                                                        title="Install">
                                                    <i class="fa-solid fa-download"></i>
                                                </button>
                                            </template>
                                        </div>
                                    </td>
                                </tr>
                            </template>
                        </tbody>
                    </table>
                </div>
            </div>

            <!-- Modal -->
            <div x-show="selectedBackend" 
                 x-transition
                 @click.away="closeModal()"
                 class="fixed top-0 right-0 left-0 z-50 flex justify-center items-center w-full md:inset-0 h-full max-h-full bg-black/50"
                 style="display: none;">
                <div class="relative p-4 w-full max-w-2xl h-[90vh] mx-auto mt-[5vh]">
                    <div class="relative bg-[var(--color-bg-secondary)] rounded-lg shadow h-full flex flex-col border border-[var(--color-border-subtle)]">
                        <!-- Modal Header -->
                        <div class="flex items-center justify-between p-4 md:p-5 border-b border-[var(--color-border-subtle)] rounded-t">
                            <h3 class="text-xl font-semibold text-[var(--color-text-primary)]" x-text="selectedBackend?.name"></h3>
                            <button @click="closeModal()" 
                                    class="text-[var(--color-text-secondary)] bg-transparent hover:bg-[var(--color-bg-primary)] hover:text-[var(--color-text-primary)] rounded-lg text-sm w-8 h-8 ms-auto inline-flex justify-center items-center transition-colors">
                                <svg class="w-3 h-3" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 14 14">
                                    <path stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="m1 1 6 6m0 0 6 6M7 7l6-6M7 7l-6 6"/>
                                </svg>
                                <span class="sr-only">Close modal</span>
                            </button>
                        </div>
                        <!-- Modal Body -->
                        <div class="p-4 md:p-5 space-y-4 overflow-y-auto flex-1 min-h-0">
                            <div class="flex justify-center items-center">
                                <div class="w-48 h-48 rounded-lg border border-[var(--color-border-subtle)] flex items-center justify-center bg-[var(--color-bg-primary)] mt-3">
                                    <img x-show="selectedBackend?.icon"
                                         :src="selectedBackend?.icon"
                                         class="rounded-lg max-h-48 max-w-96 object-cover"
                                         loading="lazy">
                                    <i x-show="!selectedBackend?.icon" class="fas fa-cog text-6xl text-[var(--color-text-muted)]"></i>
                                </div>
                            </div>
                            <div class="text-base leading-relaxed text-[var(--color-text-secondary)] break-words max-w-full markdown-content" x-html="renderMarkdown(selectedBackend?.description)"></div>
                            <template x-if="selectedBackend?.tags && selectedBackend.tags.length > 0">
                                <div>
                                    <p class="text-sm mb-3 font-semibold text-[var(--color-text-primary)]">Tags</p>
                                    <div class="flex flex-wrap gap-2">
                                        <template x-for="tag in selectedBackend.tags" :key="tag">
                                            <span class="inline-flex items-center text-xs px-3 py-1 rounded-full bg-[var(--color-bg-primary)] text-[var(--color-text-secondary)] border border-[var(--color-border-subtle)]">
                                                <i class="fas fa-tag pr-2"></i>
                                                <span x-text="tag"></span>
                                            </span>
                                        </template>
                                    </div>
                                </div>
                            </template>
                            <template x-if="selectedBackend?.urls && selectedBackend.urls.length > 0">
                                <div>
                                    <p class="text-sm font-semibold text-[var(--color-text-primary)] mb-2">Links</p>
                                    <ul>
                                        <template x-for="url in selectedBackend.urls" :key="url">
                                            <li>
                                                <a :href="url" target="_blank" class="text-[var(--color-primary)] hover:underline">
                                                    <i class="fas fa-link pr-2"></i>
                                                    <span x-text="url"></span>
                                                </a>
                                            </li>
                                        </template>
                                    </ul>
                                </div>
                            </template>
                        </div>
                        <!-- Modal Footer -->
                        <div class="flex items-center p-4 md:p-5 border-t border-[var(--color-border-subtle)] rounded-b">
                            <button @click="closeModal()" 
                                    class="text-white bg-[var(--color-primary)] hover:bg-[var(--color-primary-hover)] focus:ring-2 focus:outline-none focus:ring-[var(--color-primary)]/50 font-medium rounded-lg text-sm px-5 py-2.5 text-center transition-colors">
                                Close
                            </button>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <!-- Pagination -->
        <div x-show="totalPages > 1" class="flex justify-center mt-12">
            <div class="flex items-center gap-4 bg-[var(--color-bg-secondary)] rounded-2xl p-4 backdrop-blur-sm border border-[var(--color-border-subtle)]">
                <button @click="goToPage(currentPage - 1)" 
                    :disabled="currentPage <= 1"
                    :class="currentPage <= 1 ? 'opacity-50 cursor-not-allowed' : ''"
                    class="flex items-center justify-center h-12 w-12 bg-[var(--color-bg-primary)] hover:bg-[var(--color-success)] text-[var(--color-text-secondary)] hover:text-white rounded-lg transition-colors">
                    <i class="fas fa-chevron-left"></i>
                </button>
                <div class="text-[var(--color-text-primary)] text-sm font-medium px-4">
                    <span class="text-[var(--color-text-secondary)]">Page</span>
                    <span class="text-[var(--color-text-primary)] font-bold text-lg mx-2" x-text="currentPage"></span>
                    <span class="text-[var(--color-text-secondary)]">of</span>
                    <span class="text-[var(--color-text-primary)] font-bold text-lg mx-2" x-text="totalPages"></span>
                </div>
                <button @click="goToPage(currentPage + 1)" 
                    :disabled="currentPage >= totalPages"
                    :class="currentPage >= totalPages ? 'opacity-50 cursor-not-allowed' : ''"
                    class="group flex items-center justify-center h-12 w-12 bg-[var(--color-bg-primary)] hover:bg-[var(--color-success)] text-[var(--color-text-secondary)] hover:text-white rounded-xl shadow-lg transition-all duration-300 ease-in-out transform hover:scale-110">
                    <i class="fas fa-chevron-right group-hover:animate-pulse"></i>
                </button>
            </div>
        </div>

    </div>
</div>

<style>
/* Enhanced scrollbar styling */
.scrollbar-thin::-webkit-scrollbar {
    width: 6px;
}

.scrollbar-thin::-webkit-scrollbar-track {
    background: rgba(31, 41, 55, 0.5);
    border-radius: 6px;
}

.scrollbar-thin::-webkit-scrollbar-thumb {
    background: rgba(107, 114, 128, 0.5);
    border-radius: 6px;
}

.scrollbar-thin::-webkit-scrollbar-thumb:hover {
    background: rgba(107, 114, 128, 0.8);
}

/* Progress bar styling */
.progress {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(20, 184, 166, 0.2) 100%);
    border-radius: 0.5rem;
    border: 1px solid rgba(16, 185, 129, 0.3);
    height: 24px;
    overflow: hidden;
}

.progress-bar {
    background: linear-gradient(135deg, #10b981 0%, #14b8a6 100%);
    height: 100%;
    transition: width 0.3s ease;
}

/* Table progress bar styling */
.progress-table {
    background: var(--color-primary-light);
    border-radius: 0.25rem;
    border: 1px solid var(--color-primary-border);
    height: 6px;
    overflow: hidden;
    width: 100%;
}

.progress-bar-table-backend {
    background: var(--gradient-primary);
    height: 100%;
    transition: width 0.3s ease;
}

/* Table styling */
table {
    border-collapse: separate;
    border-spacing: 0;
    background: var(--color-bg-secondary);
}

tbody tr:last-child td:first-child {
    border-bottom-left-radius: 1rem;
}

tbody tr:last-child td:last-child {
    border-bottom-right-radius: 1rem;
}

/* Markdown content overflow handling */
.markdown-content {
    word-wrap: break-word;
    overflow-wrap: anywhere;
    max-width: 100%;
}

.markdown-content pre {
    overflow-x: auto;
    max-width: 100%;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.markdown-content code {
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.markdown-content pre code {
    white-space: pre;
    overflow-x: auto;
    display: block;
}

.markdown-content table {
    max-width: 100%;
    overflow-x: auto;
    display: block;
}

.markdown-content img {
    max-width: 100%;
    height: auto;
}
</style>

<script>
function backendsGallery() {
    return {
        backends: [],
        allTags: [],
        repositories: [],
        searchTerm: '',
        loading: false,
        currentPage: 1,
        totalPages: 1,
        availableBackends: 0,
        installedBackends: 0,
        systemCapability: '',
        selectedBackend: null,
        jobProgress: {},
        notifications: [],
        sortBy: '',
        sortOrder: 'asc',
        // External backend installation state
        showManualInstall: false,
        externalBackend: {
            uri: '',
            name: '',
            alias: ''
        },
        installingExternal: false,
        externalBackendJobID: null,
        externalBackendProgress: '',
        
        init() {
            this.fetchBackends();
            // Poll for job progress every 600ms
            setInterval(() => this.pollJobs(), 600);
        },
        
        addNotification(message, type = 'error') {
            const id = Date.now();
            this.notifications.push({ id, message, type });
            // Auto-dismiss after 10 seconds
            setTimeout(() => this.dismissNotification(id), 10000);
        },
        
        dismissNotification(id) {
            this.notifications = this.notifications.filter(n => n.id !== id);
        },
        
        async installExternalBackend() {
            if (this.installingExternal || !this.externalBackend.uri) {
                return;
            }
            
            try {
                this.installingExternal = true;
                this.externalBackendProgress = 'Starting installation...';
                
                const response = await fetch('/api/backends/install-external', {
                    method: 'POST',
                    headers: {
                        'Content-Type': 'application/json'
                    },
                    body: JSON.stringify({
                        uri: this.externalBackend.uri,
                        name: this.externalBackend.name,
                        alias: this.externalBackend.alias
                    })
                });
                
                const data = await response.json();
                
                if (response.ok && data.jobID) {
                    this.externalBackendJobID = data.jobID;
                    const displayName = this.externalBackend.name || this.externalBackend.uri;
                    this.addNotification(`Installing backend "${displayName}"...`, 'success');
                } else {
                    this.installingExternal = false;
                    this.externalBackendProgress = '';
                    this.addNotification(`Failed to start installation: ${data.error || 'Unknown error'}`, 'error');
                }
            } catch (error) {
                console.error('Error installing external backend:', error);
                this.installingExternal = false;
                this.externalBackendProgress = '';
                this.addNotification(`Failed to install backend: ${error.message}`, 'error');
            }
        },
        
        async fetchBackends() {
            this.loading = true;
            try {
                const params = new URLSearchParams({
                    page: this.currentPage,
                    items: 21,
                    term: this.searchTerm
                });
                if (this.sortBy) {
                    params.append('sort', this.sortBy);
                    params.append('order', this.sortOrder);
                }
                const response = await fetch(`/api/backends?${params}`);
                const data = await response.json();
                
                this.backends = data.backends || [];
                this.allTags = data.allTags || [];
                this.repositories = data.repositories || [];
                this.currentPage = data.currentPage || 1;
                this.totalPages = data.totalPages || 1;
                this.availableBackends = data.availableBackends || 0;
                this.installedBackends = data.installedBackends || 0;
                this.systemCapability = data.systemCapability || 'default';
            } catch (error) {
                console.error('Error fetching backends:', error);
            } finally {
                this.loading = false;
            }
        },
        
        filterByTerm(term) {
            this.searchTerm = term;
            this.currentPage = 1;
            this.fetchBackends();
        },
        
        setSort(column) {
            if (this.sortBy === column) {
                // Toggle sort order if clicking the same column
                this.sortOrder = this.sortOrder === 'asc' ? 'desc' : 'asc';
            } else {
                // Set new column and default to ascending
                this.sortBy = column;
                this.sortOrder = 'asc';
            }
            this.currentPage = 1;
            this.fetchBackends();
        },
        
        goToPage(page) {
            if (page >= 1 && page <= this.totalPages) {
                this.currentPage = page;
                this.fetchBackends();
            }
        },
        
        async installBackend(backendId) {
            try {
                const response = await fetch(`/api/backends/install/${encodeURIComponent(backendId)}`, {
                    method: 'POST'
                });
                const data = await response.json();
                if (data.jobID) {
                    const backend = this.backends.find(b => b.id === backendId);
                    if (backend) {
                        backend.processing = true;
                        backend.jobID = data.jobID;
                        backend.isDeletion = false;
                    }
                }
            } catch (error) {
                console.error('Error installing backend:', error);
                alert('Failed to start installation');
            }
        },
        
        async deleteBackend(backendId) {
            if (!confirm('Are you sure you wish to delete the backend?')) {
                return;
            }
            
            try {
                const response = await fetch(`/api/backends/delete/${encodeURIComponent(backendId)}`, {
                    method: 'POST'
                });
                const data = await response.json();
                if (data.jobID) {
                    const backend = this.backends.find(b => b.id === backendId);
                    if (backend) {
                        backend.processing = true;
                        backend.jobID = data.jobID;
                        backend.isDeletion = true;
                    }
                }
            } catch (error) {
                console.error('Error deleting backend:', error);
                alert('Failed to start deletion');
            }
        },
        
        async reinstallBackend(backendId) {
            this.installBackend(backendId);
        },
        
        async pollJobs() {
            const processingBackends = this.backends.filter(b => b.processing && b.jobID);
            
            for (const backend of processingBackends) {
                try {
                    const response = await fetch(`/api/backends/job/${backend.jobID}`);
                    const jobData = await response.json();
                    
                    // Handle queued status
                    if (jobData.queued) {
                        this.jobProgress[backend.jobID] = 0;
                        // Keep processing state but don't show error
                        continue;
                    }
                    
                    this.jobProgress[backend.jobID] = jobData.progress || 0;
                    
                    if (jobData.completed) {
                        backend.processing = false;
                        backend.installed = !jobData.deletion;
                        delete this.jobProgress[backend.jobID];
                        // Show success notification
                        const action = jobData.deletion ? 'deleted' : 'installed';
                        this.addNotification(`Backend "${backend.name}" ${action} successfully!`, 'success');
                        // Refresh the backends list to get updated state
                        this.fetchBackends();
                    }
                    
                    if (jobData.error || (jobData.message && jobData.message.startsWith('error:'))) {
                        backend.processing = false;
                        delete this.jobProgress[backend.jobID];
                        const action = backend.isDeletion ? 'deleting' : 'installing';
                        // Extract error message - handle both string and object errors
                        let errorMessage = 'Unknown error';
                        if (typeof jobData.error === 'string') {
                            errorMessage = jobData.error;
                        } else if (jobData.error && typeof jobData.error === 'object') {
                            // Check if error object has any properties
                            const errorKeys = Object.keys(jobData.error);
                            if (errorKeys.length > 0) {
                                // Try common error object properties
                                errorMessage = jobData.error.message || jobData.error.error || jobData.error.Error || JSON.stringify(jobData.error);
                            } else {
                                // Empty object {}, fall back to message field
                                errorMessage = jobData.message || 'Unknown error';
                            }
                        } else if (jobData.message) {
                            // Use message field if error is not present or is empty
                            errorMessage = jobData.message;
                        }
                        // Remove "error: " prefix if present
                        if (errorMessage.startsWith('error: ')) {
                            errorMessage = errorMessage.substring(7);
                        }
                        this.addNotification(`Error ${action} backend "${backend.name}": ${errorMessage}`, 'error');
                    }
                } catch (error) {
                    console.error('Error polling job:', error);
                    // Don't show notification for every polling error, only if backend is stuck
                }
            }
            
            // Poll for external backend installation job
            if (this.externalBackendJobID) {
                try {
                    const response = await fetch(`/api/backends/job/${this.externalBackendJobID}`);
                    const jobData = await response.json();
                    
                    // Update progress message
                    if (jobData.message && !jobData.processed) {
                        this.externalBackendProgress = jobData.message;
                        if (jobData.progress) {
                            this.externalBackendProgress += ` (${Math.round(jobData.progress)}%)`;
                        }
                    }
                    
                    if (jobData.completed) {
                        const displayName = this.externalBackend.name || this.externalBackend.uri;
                        this.addNotification(`Backend "${displayName}" installed successfully!`, 'success');
                        this.externalBackendJobID = null;
                        this.installingExternal = false;
                        this.externalBackendProgress = '';
                        // Reset form
                        this.externalBackend = { uri: '', name: '', alias: '' };
                        // Refresh the backends list
                        this.fetchBackends();
                    }
                    
                    if (jobData.error || (jobData.message && jobData.message.startsWith('error:'))) {
                        let errorMessage = 'Unknown error';
                        if (typeof jobData.error === 'string') {
                            errorMessage = jobData.error;
                        } else if (jobData.message) {
                            errorMessage = jobData.message;
                        }
                        if (errorMessage.startsWith('error: ')) {
                            errorMessage = errorMessage.substring(7);
                        }
                        this.addNotification(`Error installing backend: ${errorMessage}`, 'error');
                        this.externalBackendJobID = null;
                        this.installingExternal = false;
                        this.externalBackendProgress = '';
                    }
                } catch (error) {
                    console.error('Error polling external backend job:', error);
                }
            }
        },
        
        renderMarkdown(text) {
            if (!text) return '';
            try {
                if (typeof marked === 'undefined' || typeof DOMPurify === 'undefined') {
                    return text; // Return plain text if libraries not loaded
                }
                const html = marked.parse(text);
                return DOMPurify.sanitize(html);
            } catch (error) {
                console.error('Error rendering markdown:', error);
                return text;
            }
        },
        
        openModal(backend) {
            this.selectedBackend = backend;
        },
        
        closeModal() {
            this.selectedBackend = null;
        }
    }
}
</script>

    {{template "views/partials/footer" .}}
    </div>
  </main>
</div>

</body>
</html>
