aetos/docs
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

docs init
Some checks failed
continuous-integration/drone/push Build is failing
Details

Browse Source
This commit is contained in:
Vishesh 'ironeagle' Bangotra
2025-11-02 01:38:06 +05:30
commit d9ca5f797c
71 changed files with 17911 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

754
mongo-ops/site/03_use_cases/02_custom_repo/index.html Normal file
View File

@@ -0,0 +1,754 @@
<!doctype html>
<html lang="en" class="no-js">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<link rel="prev" href="../01_basic_crud/">
<link rel="next" href="../03_transactions/">
<link rel="icon" href="../../assets/images/favicon.png">
<meta name="generator" content="mkdocs-1.6.1, mkdocs-material-9.6.23">
<title>Custom Repo - Mongo Ops Documentation</title>
<link rel="stylesheet" href="../../assets/stylesheets/main.84d31ad4.min.css">
<link rel="stylesheet" href="../../assets/stylesheets/palette.06af60db.min.css">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto:300,300i,400,400i,700,700i%7CJetBrains+Mono:400,400i,700,700i&display=fallback">
<style>:root{--md-text-font:"Roboto";--md-code-font:"JetBrains Mono"}</style>
<link rel="stylesheet" href="https://unpkg.com/dracula-prism/dist/css/dracula-prism.css">
<script>__md_scope=new URL("../..",location),__md_hash=e=>[...e].reduce(((e,_)=>(e<<5)-e+_.charCodeAt(0)),0),__md_get=(e,_=localStorage,t=__md_scope)=>JSON.parse(_.getItem(t.pathname+"."+e)),__md_set=(e,_,t=localStorage,a=__md_scope)=>{try{t.setItem(a.pathname+"."+e,JSON.stringify(_))}catch(e){}}</script>
</head>
<body dir="ltr" data-md-color-scheme="slate" data-md-color-primary="blue-grey" data-md-color-accent="teal">
<input class="md-toggle" data-md-toggle="drawer" type="checkbox" id="__drawer" autocomplete="off">
<input class="md-toggle" data-md-toggle="search" type="checkbox" id="__search" autocomplete="off">
<label class="md-overlay" for="__drawer"></label>
<div data-md-component="skip">
<a href="#use-case-2-custom-repository-with-business-logic" class="md-skip">
Skip to content
</a>
</div>
<div data-md-component="announce">
</div>
<header class="md-header md-header--shadow" data-md-component="header">
<nav class="md-header__inner md-grid" aria-label="Header">
<a href="../.." title="Mongo Ops Documentation" class="md-header__button md-logo" aria-label="Mongo Ops Documentation" data-md-component="logo">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 3C7.58 3 4 4.79 4 7s3.58 4 8 4 8-1.79 8-4-3.58-4-8-4M4 9v3c0 2.21 3.58 4 8 4s8-1.79 8-4V9c0 2.21-3.58 4-8 4s-8-1.79-8-4m0 5v3c0 2.21 3.58 4 8 4s8-1.79 8-4v-3c0 2.21-3.58 4-8 4s-8-1.79-8-4"/></svg>
</a>
<label class="md-header__button md-icon" for="__drawer">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M3 6h18v2H3zm0 5h18v2H3zm0 5h18v2H3z"/></svg>
</label>
<div class="md-header__title" data-md-component="header-title">
<div class="md-header__ellipsis">
<div class="md-header__topic">
<span class="md-ellipsis">
Mongo Ops Documentation
</span>
</div>
<div class="md-header__topic" data-md-component="header-topic">
<span class="md-ellipsis">
Custom Repo
</span>
</div>
</div>
</div>
<label class="md-header__button md-icon" for="__search">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M9.5 3A6.5 6.5 0 0 1 16 9.5c0 1.61-.59 3.09-1.56 4.23l.27.27h.79l5 5-1.5 1.5-5-5v-.79l-.27-.27A6.52 6.52 0 0 1 9.5 16 6.5 6.5 0 0 1 3 9.5 6.5 6.5 0 0 1 9.5 3m0 2C7 5 5 7 5 9.5S7 14 9.5 14 14 12 14 9.5 12 5 9.5 5"/></svg>
</label>
<div class="md-search" data-md-component="search" role="dialog">
<label class="md-search__overlay" for="__search"></label>
<div class="md-search__inner" role="search">
<form class="md-search__form" name="search">
<input type="text" class="md-search__input" name="query" aria-label="Search" placeholder="Search" autocapitalize="off" autocorrect="off" autocomplete="off" spellcheck="false" data-md-component="search-query" required>
<label class="md-search__icon md-icon" for="__search">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M9.5 3A6.5 6.5 0 0 1 16 9.5c0 1.61-.59 3.09-1.56 4.23l.27.27h.79l5 5-1.5 1.5-5-5v-.79l-.27-.27A6.52 6.52 0 0 1 9.5 16 6.5 6.5 0 0 1 3 9.5 6.5 6.5 0 0 1 9.5 3m0 2C7 5 5 7 5 9.5S7 14 9.5 14 14 12 14 9.5 12 5 9.5 5"/></svg>
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M20 11v2H8l5.5 5.5-1.42 1.42L4.16 12l7.92-7.92L13.5 5.5 8 11z"/></svg>
</label>
<nav class="md-search__options" aria-label="Search">
<a href="javascript:void(0)" class="md-search__icon md-icon" title="Share" aria-label="Share" data-clipboard data-clipboard-text="" data-md-component="search-share" tabindex="-1">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M18 16.08c-.76 0-1.44.3-1.96.77L8.91 12.7c.05-.23.09-.46.09-.7s-.04-.47-.09-.7l7.05-4.11c.54.5 1.25.81 2.04.81a3 3 0 0 0 3-3 3 3 0 0 0-3-3 3 3 0 0 0-3 3c0 .24.04.47.09.7L8.04 9.81C7.5 9.31 6.79 9 6 9a3 3 0 0 0-3 3 3 3 0 0 0 3 3c.79 0 1.5-.31 2.04-.81l7.12 4.15c-.05.21-.08.43-.08.66 0 1.61 1.31 2.91 2.92 2.91s2.92-1.3 2.92-2.91A2.92 2.92 0 0 0 18 16.08"/></svg>
</a>
<button type="reset" class="md-search__icon md-icon" title="Clear" aria-label="Clear" tabindex="-1">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M19 6.41 17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z"/></svg>
</button>
</nav>
<div class="md-search__suggest" data-md-component="search-suggest"></div>
</form>
<div class="md-search__output">
<div class="md-search__scrollwrap" tabindex="0" data-md-scrollfix>
<div class="md-search-result" data-md-component="search-result">
<div class="md-search-result__meta">
Initializing search
</div>
<ol class="md-search-result__list" role="presentation"></ol>
</div>
</div>
</div>
</div>
</div>
</nav>
</header>
<div class="md-container" data-md-component="container">
<main class="md-main" data-md-component="main">
<div class="md-main__inner md-grid">
<div class="md-sidebar md-sidebar--primary" data-md-component="sidebar" data-md-type="navigation" >
<div class="md-sidebar__scrollwrap">
<div class="md-sidebar__inner">
<nav class="md-nav md-nav--primary md-nav--integrated" aria-label="Navigation" data-md-level="0">
<label class="md-nav__title" for="__drawer">
<a href="../.." title="Mongo Ops Documentation" class="md-nav__button md-logo" aria-label="Mongo Ops Documentation" data-md-component="logo">
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 3C7.58 3 4 4.79 4 7s3.58 4 8 4 8-1.79 8-4-3.58-4-8-4M4 9v3c0 2.21 3.58 4 8 4s8-1.79 8-4V9c0 2.21-3.58 4-8 4s-8-1.79-8-4m0 5v3c0 2.21 3.58 4 8 4s8-1.79 8-4v-3c0 2.21-3.58 4-8 4s-8-1.79-8-4"/></svg>
</a>
Mongo Ops Documentation
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../.." class="md-nav__link">
<span class="md-ellipsis">
Home
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../01_overview/" class="md-nav__link">
<span class="md-ellipsis">
Overview
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../02_components/" class="md-nav__link">
<span class="md-ellipsis">
Core Components
</span>
</a>
</li>
<li class="md-nav__item md-nav__item--active md-nav__item--section md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_4" checked>
<label class="md-nav__link" for="__nav_4" id="__nav_4_label" tabindex="">
<span class="md-ellipsis">
Use Cases
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="1" aria-labelledby="__nav_4_label" aria-expanded="true">
<label class="md-nav__title" for="__nav_4">
<span class="md-nav__icon md-icon"></span>
Use Cases
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../01_basic_crud/" class="md-nav__link">
<span class="md-ellipsis">
Basic CRUD
</span>
</a>
</li>
<li class="md-nav__item md-nav__item--active">
<input class="md-nav__toggle md-toggle" type="checkbox" id="__toc">
<label class="md-nav__link md-nav__link--active" for="__toc">
<span class="md-ellipsis">
Custom Repo
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<a href="./" class="md-nav__link md-nav__link--active">
<span class="md-ellipsis">
Custom Repo
</span>
</a>
<nav class="md-nav md-nav--secondary" aria-label="Table of contents">
<label class="md-nav__title" for="__toc">
<span class="md-nav__icon md-icon"></span>
Table of contents
</label>
<ul class="md-nav__list" data-md-component="toc" data-md-scrollfix>
<li class="md-nav__item">
<a href="#use-case-2-custom-repository-with-business-logic" class="md-nav__link">
<span class="md-ellipsis">
Use Case 2: Custom Repository with Business Logic
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item">
<a href="../03_transactions/" class="md-nav__link">
<span class="md-ellipsis">
Transactions
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../04_pagination/" class="md-nav__link">
<span class="md-ellipsis">
Pagination
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../05_soft_deletes/" class="md-nav__link">
<span class="md-ellipsis">
Soft Deletes
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../06_multi_model/" class="md-nav__link">
<span class="md-ellipsis">
Multi Model
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item">
<a href="../../04_best_practices/" class="md-nav__link">
<span class="md-ellipsis">
Best Practices
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../05_patterns/" class="md-nav__link">
<span class="md-ellipsis">
Common Patterns
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../06_error_handling/" class="md-nav__link">
<span class="md-ellipsis">
Error Handling
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../07_testing_example/" class="md-nav__link">
<span class="md-ellipsis">
Testing Example
</span>
</a>
</li>
</ul>
</nav>
</div>
</div>
</div>
<div class="md-content" data-md-component="content">
<article class="md-content__inner md-typeset">
<h1>Custom Repo</h1>
<h3 id="use-case-2-custom-repository-with-business-logic">Use Case 2: Custom Repository with Business Logic</h3>
<p><strong>Scenario:</strong> E-commerce product catalog with custom search and filtering.</p>
<div class="language-python highlight"><span class="filename">Python</span><pre><span></span><code><a id="__codelineno-0-1" name="__codelineno-0-1" href="#__codelineno-0-1"></a><span class="kn">from</span><span class="w"> </span><span class="nn">mongo_ops</span><span class="w"> </span><span class="kn">import</span> <span class="n">BaseDocument</span><span class="p">,</span> <span class="n">BaseRepository</span>
<a id="__codelineno-0-2" name="__codelineno-0-2" href="#__codelineno-0-2"></a><span class="kn">from</span><span class="w"> </span><span class="nn">typing</span><span class="w"> </span><span class="kn">import</span> <span class="n">Optional</span><span class="p">,</span> <span class="n">List</span>
<a id="__codelineno-0-3" name="__codelineno-0-3" href="#__codelineno-0-3"></a><span class="kn">from</span><span class="w"> </span><span class="nn">pydantic</span><span class="w"> </span><span class="kn">import</span> <span class="n">Field</span>
<a id="__codelineno-0-4" name="__codelineno-0-4" href="#__codelineno-0-4"></a>
<a id="__codelineno-0-5" name="__codelineno-0-5" href="#__codelineno-0-5"></a><span class="k">class</span><span class="w"> </span><span class="nc">Product</span><span class="p">(</span><span class="n">BaseDocument</span><span class="p">):</span>
<a id="__codelineno-0-6" name="__codelineno-0-6" href="#__codelineno-0-6"></a> <span class="n">name</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="o">...</span><span class="p">,</span> <span class="n">min_length</span><span class="o">=</span><span class="mi">1</span><span class="p">)</span>
<a id="__codelineno-0-7" name="__codelineno-0-7" href="#__codelineno-0-7"></a> <span class="n">description</span><span class="p">:</span> <span class="nb">str</span>
<a id="__codelineno-0-8" name="__codelineno-0-8" href="#__codelineno-0-8"></a> <span class="n">price</span><span class="p">:</span> <span class="nb">float</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="o">...</span><span class="p">,</span> <span class="n">gt</span><span class="o">=</span><span class="mi">0</span><span class="p">)</span>
<a id="__codelineno-0-9" name="__codelineno-0-9" href="#__codelineno-0-9"></a> <span class="n">category</span><span class="p">:</span> <span class="nb">str</span>
<a id="__codelineno-0-10" name="__codelineno-0-10" href="#__codelineno-0-10"></a> <span class="n">in_stock</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span>
<a id="__codelineno-0-11" name="__codelineno-0-11" href="#__codelineno-0-11"></a> <span class="n">quantity</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="n">Field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">ge</span><span class="o">=</span><span class="mi">0</span><span class="p">)</span>
<a id="__codelineno-0-12" name="__codelineno-0-12" href="#__codelineno-0-12"></a> <span class="n">tags</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
<a id="__codelineno-0-13" name="__codelineno-0-13" href="#__codelineno-0-13"></a>
<a id="__codelineno-0-14" name="__codelineno-0-14" href="#__codelineno-0-14"></a><span class="k">class</span><span class="w"> </span><span class="nc">ProductRepository</span><span class="p">(</span><span class="n">BaseRepository</span><span class="p">[</span><span class="n">Product</span><span class="p">]):</span>
<a id="__codelineno-0-15" name="__codelineno-0-15" href="#__codelineno-0-15"></a> <span class="k">def</span><span class="w"> </span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<a id="__codelineno-0-16" name="__codelineno-0-16" href="#__codelineno-0-16"></a> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="s2">&quot;products&quot;</span><span class="p">,</span> <span class="n">Product</span><span class="p">)</span>
<a id="__codelineno-0-17" name="__codelineno-0-17" href="#__codelineno-0-17"></a>
<a id="__codelineno-0-18" name="__codelineno-0-18" href="#__codelineno-0-18"></a> <span class="k">async</span> <span class="k">def</span><span class="w"> </span><span class="nf">search_by_name</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">query</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="n">Product</span><span class="p">]:</span>
<a id="__codelineno-0-19" name="__codelineno-0-19" href="#__codelineno-0-19"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Search products by name (case-insensitive)&quot;&quot;&quot;</span>
<a id="__codelineno-0-20" name="__codelineno-0-20" href="#__codelineno-0-20"></a> <span class="n">docs</span> <span class="o">=</span> <span class="k">await</span> <span class="bp">self</span><span class="o">.</span><span class="n">collection</span><span class="o">.</span><span class="n">find</span><span class="p">({</span>
<a id="__codelineno-0-21" name="__codelineno-0-21" href="#__codelineno-0-21"></a> <span class="s2">&quot;name&quot;</span><span class="p">:</span> <span class="p">{</span><span class="s2">&quot;$regex&quot;</span><span class="p">:</span> <span class="n">query</span><span class="p">,</span> <span class="s2">&quot;$options&quot;</span><span class="p">:</span> <span class="s2">&quot;i&quot;</span><span class="p">}</span>
<a id="__codelineno-0-22" name="__codelineno-0-22" href="#__codelineno-0-22"></a> <span class="p">})</span><span class="o">.</span><span class="n">to_list</span><span class="p">(</span><span class="n">length</span><span class="o">=</span><span class="mi">100</span><span class="p">)</span>
<a id="__codelineno-0-23" name="__codelineno-0-23" href="#__codelineno-0-23"></a> <span class="k">return</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">model</span><span class="p">(</span><span class="o">**</span><span class="n">doc</span><span class="p">)</span> <span class="k">for</span> <span class="n">doc</span> <span class="ow">in</span> <span class="n">docs</span><span class="p">]</span>
<a id="__codelineno-0-24" name="__codelineno-0-24" href="#__codelineno-0-24"></a>
<a id="__codelineno-0-25" name="__codelineno-0-25" href="#__codelineno-0-25"></a> <span class="k">async</span> <span class="k">def</span><span class="w"> </span><span class="nf">get_by_category</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">category</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">in_stock_only</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="n">Product</span><span class="p">]:</span>
<a id="__codelineno-0-26" name="__codelineno-0-26" href="#__codelineno-0-26"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Get products by category&quot;&quot;&quot;</span>
<a id="__codelineno-0-27" name="__codelineno-0-27" href="#__codelineno-0-27"></a> <span class="n">filter_query</span> <span class="o">=</span> <span class="p">{</span><span class="s2">&quot;category&quot;</span><span class="p">:</span> <span class="n">category</span><span class="p">}</span>
<a id="__codelineno-0-28" name="__codelineno-0-28" href="#__codelineno-0-28"></a> <span class="k">if</span> <span class="n">in_stock_only</span><span class="p">:</span>
<a id="__codelineno-0-29" name="__codelineno-0-29" href="#__codelineno-0-29"></a> <span class="n">filter_query</span><span class="p">[</span><span class="s2">&quot;in_stock&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="kc">True</span>
<a id="__codelineno-0-30" name="__codelineno-0-30" href="#__codelineno-0-30"></a> <span class="k">return</span> <span class="k">await</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_many</span><span class="p">(</span><span class="nb">filter</span><span class="o">=</span><span class="n">filter_query</span><span class="p">)</span>
<a id="__codelineno-0-31" name="__codelineno-0-31" href="#__codelineno-0-31"></a>
<a id="__codelineno-0-32" name="__codelineno-0-32" href="#__codelineno-0-32"></a> <span class="k">async</span> <span class="k">def</span><span class="w"> </span><span class="nf">get_low_stock</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">threshold</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="mi">10</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">List</span><span class="p">[</span><span class="n">Product</span><span class="p">]:</span>
<a id="__codelineno-0-33" name="__codelineno-0-33" href="#__codelineno-0-33"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Get products with low stock&quot;&quot;&quot;</span>
<a id="__codelineno-0-34" name="__codelineno-0-34" href="#__codelineno-0-34"></a> <span class="k">return</span> <span class="k">await</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_many</span><span class="p">(</span>
<a id="__codelineno-0-35" name="__codelineno-0-35" href="#__codelineno-0-35"></a> <span class="nb">filter</span><span class="o">=</span><span class="p">{</span><span class="s2">&quot;quantity&quot;</span><span class="p">:</span> <span class="p">{</span><span class="s2">&quot;$lt&quot;</span><span class="p">:</span> <span class="n">threshold</span><span class="p">},</span> <span class="s2">&quot;in_stock&quot;</span><span class="p">:</span> <span class="kc">True</span><span class="p">}</span>
<a id="__codelineno-0-36" name="__codelineno-0-36" href="#__codelineno-0-36"></a> <span class="p">)</span>
<a id="__codelineno-0-37" name="__codelineno-0-37" href="#__codelineno-0-37"></a>
<a id="__codelineno-0-38" name="__codelineno-0-38" href="#__codelineno-0-38"></a> <span class="k">async</span> <span class="k">def</span><span class="w"> </span><span class="nf">update_stock</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">product_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">quantity_delta</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Optional</span><span class="p">[</span><span class="n">Product</span><span class="p">]:</span>
<a id="__codelineno-0-39" name="__codelineno-0-39" href="#__codelineno-0-39"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Update product stock (increment/decrement)&quot;&quot;&quot;</span>
<a id="__codelineno-0-40" name="__codelineno-0-40" href="#__codelineno-0-40"></a> <span class="n">result</span> <span class="o">=</span> <span class="k">await</span> <span class="bp">self</span><span class="o">.</span><span class="n">collection</span><span class="o">.</span><span class="n">find_one_and_update</span><span class="p">(</span>
<a id="__codelineno-0-41" name="__codelineno-0-41" href="#__codelineno-0-41"></a> <span class="p">{</span><span class="s2">&quot;_id&quot;</span><span class="p">:</span> <span class="n">ObjectId</span><span class="p">(</span><span class="n">product_id</span><span class="p">)},</span>
<a id="__codelineno-0-42" name="__codelineno-0-42" href="#__codelineno-0-42"></a> <span class="p">{</span><span class="s2">&quot;$inc&quot;</span><span class="p">:</span> <span class="p">{</span><span class="s2">&quot;quantity&quot;</span><span class="p">:</span> <span class="n">quantity_delta</span><span class="p">},</span> <span class="s2">&quot;$set&quot;</span><span class="p">:</span> <span class="p">{</span><span class="s2">&quot;updated_at&quot;</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">utcnow</span><span class="p">()}},</span>
<a id="__codelineno-0-43" name="__codelineno-0-43" href="#__codelineno-0-43"></a> <span class="n">return_document</span><span class="o">=</span><span class="kc">True</span>
<a id="__codelineno-0-44" name="__codelineno-0-44" href="#__codelineno-0-44"></a> <span class="p">)</span>
<a id="__codelineno-0-45" name="__codelineno-0-45" href="#__codelineno-0-45"></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">model</span><span class="p">(</span><span class="o">**</span><span class="n">result</span><span class="p">)</span> <span class="k">if</span> <span class="n">result</span> <span class="k">else</span> <span class="kc">None</span>
<a id="__codelineno-0-46" name="__codelineno-0-46" href="#__codelineno-0-46"></a>
<a id="__codelineno-0-47" name="__codelineno-0-47" href="#__codelineno-0-47"></a><span class="c1"># Usage in FastAPI</span>
<a id="__codelineno-0-48" name="__codelineno-0-48" href="#__codelineno-0-48"></a><span class="kn">from</span><span class="w"> </span><span class="nn">fastapi</span><span class="w"> </span><span class="kn">import</span> <span class="n">FastAPI</span><span class="p">,</span> <span class="n">Query</span>
<a id="__codelineno-0-49" name="__codelineno-0-49" href="#__codelineno-0-49"></a>
<a id="__codelineno-0-50" name="__codelineno-0-50" href="#__codelineno-0-50"></a><span class="n">app</span> <span class="o">=</span> <span class="n">FastAPI</span><span class="p">()</span>
<a id="__codelineno-0-51" name="__codelineno-0-51" href="#__codelineno-0-51"></a><span class="n">product_repo</span> <span class="o">=</span> <span class="n">ProductRepository</span><span class="p">()</span>
<a id="__codelineno-0-52" name="__codelineno-0-52" href="#__codelineno-0-52"></a>
<a id="__codelineno-0-53" name="__codelineno-0-53" href="#__codelineno-0-53"></a><span class="nd">@app</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;/products/search&quot;</span><span class="p">,</span> <span class="n">response_model</span><span class="o">=</span><span class="n">List</span><span class="p">[</span><span class="n">Product</span><span class="p">])</span>
<a id="__codelineno-0-54" name="__codelineno-0-54" href="#__codelineno-0-54"></a><span class="k">async</span> <span class="k">def</span><span class="w"> </span><span class="nf">search_products</span><span class="p">(</span><span class="n">q</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">Query</span><span class="p">(</span><span class="o">...</span><span class="p">,</span> <span class="n">min_length</span><span class="o">=</span><span class="mi">1</span><span class="p">)):</span>
<a id="__codelineno-0-55" name="__codelineno-0-55" href="#__codelineno-0-55"></a> <span class="k">return</span> <span class="k">await</span> <span class="n">product_repo</span><span class="o">.</span><span class="n">search_by_name</span><span class="p">(</span><span class="n">q</span><span class="p">)</span>
<a id="__codelineno-0-56" name="__codelineno-0-56" href="#__codelineno-0-56"></a>
<a id="__codelineno-0-57" name="__codelineno-0-57" href="#__codelineno-0-57"></a><span class="nd">@app</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;/products/category/</span><span class="si">{category}</span><span class="s2">&quot;</span><span class="p">,</span> <span class="n">response_model</span><span class="o">=</span><span class="n">List</span><span class="p">[</span><span class="n">Product</span><span class="p">])</span>
<a id="__codelineno-0-58" name="__codelineno-0-58" href="#__codelineno-0-58"></a><span class="k">async</span> <span class="k">def</span><span class="w"> </span><span class="nf">products_by_category</span><span class="p">(</span><span class="n">category</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">in_stock</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">):</span>
<a id="__codelineno-0-59" name="__codelineno-0-59" href="#__codelineno-0-59"></a> <span class="k">return</span> <span class="k">await</span> <span class="n">product_repo</span><span class="o">.</span><span class="n">get_by_category</span><span class="p">(</span><span class="n">category</span><span class="p">,</span> <span class="n">in_stock</span><span class="p">)</span>
<a id="__codelineno-0-60" name="__codelineno-0-60" href="#__codelineno-0-60"></a>
<a id="__codelineno-0-61" name="__codelineno-0-61" href="#__codelineno-0-61"></a><span class="nd">@app</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;/products/low-stock&quot;</span><span class="p">,</span> <span class="n">response_model</span><span class="o">=</span><span class="n">List</span><span class="p">[</span><span class="n">Product</span><span class="p">])</span>
<a id="__codelineno-0-62" name="__codelineno-0-62" href="#__codelineno-0-62"></a><span class="k">async</span> <span class="k">def</span><span class="w"> </span><span class="nf">low_stock_products</span><span class="p">(</span><span class="n">threshold</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="mi">10</span><span class="p">):</span>
<a id="__codelineno-0-63" name="__codelineno-0-63" href="#__codelineno-0-63"></a> <span class="k">return</span> <span class="k">await</span> <span class="n">product_repo</span><span class="o">.</span><span class="n">get_low_stock</span><span class="p">(</span><span class="n">threshold</span><span class="p">)</span>
<a id="__codelineno-0-64" name="__codelineno-0-64" href="#__codelineno-0-64"></a>
<a id="__codelineno-0-65" name="__codelineno-0-65" href="#__codelineno-0-65"></a><span class="nd">@app</span><span class="o">.</span><span class="n">patch</span><span class="p">(</span><span class="s2">&quot;/products/</span><span class="si">{product_id}</span><span class="s2">/stock&quot;</span><span class="p">)</span>
<a id="__codelineno-0-66" name="__codelineno-0-66" href="#__codelineno-0-66"></a><span class="k">async</span> <span class="k">def</span><span class="w"> </span><span class="nf">update_product_stock</span><span class="p">(</span><span class="n">product_id</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">quantity_delta</span><span class="p">:</span> <span class="nb">int</span><span class="p">):</span>
<a id="__codelineno-0-67" name="__codelineno-0-67" href="#__codelineno-0-67"></a> <span class="n">product</span> <span class="o">=</span> <span class="k">await</span> <span class="n">product_repo</span><span class="o">.</span><span class="n">update_stock</span><span class="p">(</span><span class="n">product_id</span><span class="p">,</span> <span class="n">quantity_delta</span><span class="p">)</span>
<a id="__codelineno-0-68" name="__codelineno-0-68" href="#__codelineno-0-68"></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">product</span><span class="p">:</span>
<a id="__codelineno-0-69" name="__codelineno-0-69" href="#__codelineno-0-69"></a> <span class="k">raise</span> <span class="n">HTTPException</span><span class="p">(</span><span class="n">status_code</span><span class="o">=</span><span class="mi">404</span><span class="p">,</span> <span class="n">detail</span><span class="o">=</span><span class="s2">&quot;Product not found&quot;</span><span class="p">)</span>
<a id="__codelineno-0-70" name="__codelineno-0-70" href="#__codelineno-0-70"></a> <span class="k">return</span> <span class="n">product</span>
</code></pre></div>
</article>
</div>
<script>var tabs=__md_get("__tabs");if(Array.isArray(tabs))e:for(var set of document.querySelectorAll(".tabbed-set")){var labels=set.querySelector(".tabbed-labels");for(var tab of tabs)for(var label of labels.getElementsByTagName("label"))if(label.innerText.trim()===tab){var input=document.getElementById(label.htmlFor);input.checked=!0;continue e}}</script>
<script>var target=document.getElementById(location.hash.slice(1));target&&target.name&&(target.checked=target.name.startsWith("__tabbed_"))</script>
</div>
<button type="button" class="md-top md-icon" data-md-component="top" hidden>
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M13 20h-2V8l-5.5 5.5-1.42-1.42L12 4.16l7.92 7.92-1.42 1.42L13 8z"/></svg>
Back to top
</button>
</main>
<footer class="md-footer">
<div class="md-footer-meta md-typeset">
<div class="md-footer-meta__inner md-grid">
<div class="md-copyright">
Made with
<a href="https://squidfunk.github.io/mkdocs-material/" target="_blank" rel="noopener">
Material for MkDocs
</a>
</div>
</div>
</div>
</footer>
</div>
<div class="md-dialog" data-md-component="dialog">
<div class="md-dialog__inner md-typeset"></div>
</div>
<script id="__config" type="application/json">{"base": "../..", "features": ["navigation.expand", "navigation.sections", "navigation.top", "toc.integrate", "content.code.annotate", "content.code.copy", "content.code.select", "content.code.line_numbers", "content.tabs.link", "content.tooltips", "content.action.edit", "search.suggest", "search.highlight", "search.share", "header.autohide", "announce.dismiss", "footer.social"], "search": "../../assets/javascripts/workers/search.973d3a69.min.js", "tags": null, "translations": {"clipboard.copied": "Copied to clipboard", "clipboard.copy": "Copy to clipboard", "search.result.more.one": "1 more on this page", "search.result.more.other": "# more on this page", "search.result.none": "No matching documents", "search.result.one": "1 matching document", "search.result.other": "# matching documents", "search.result.placeholder": "Type to start searching", "search.result.term.missing": "Missing", "select.version": "Select version"}, "version": null}</script>
<script src="../../assets/javascripts/bundle.f55a23d4.min.js"></script>
</body>
</html>