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</pre><pre class="rust"><code><span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::library::MediaType</span>;
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::media::Media</span>;
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::user::UserID</span>;
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::DatabaseError</span> <span class="kw">as</span> <span class="ident">DieselError</span>;

<span class="kw">use</span> <span class="ident">serde::Serialize</span>;
<span class="kw">use</span> <span class="ident">std::time::SystemTime</span>;

<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Serialize</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Progress</span> {
    <span class="kw">pub</span> <span class="ident">id</span>: <span class="ident">i64</span>,
    <span class="kw">pub</span> <span class="ident">delta</span>: <span class="ident">i64</span>,
    <span class="kw">pub</span> <span class="ident">media_id</span>: <span class="ident">i64</span>,
    <span class="kw">pub</span> <span class="ident">user_id</span>: <span class="ident">UserID</span>,
    <span class="kw">pub</span> <span class="ident">populated</span>: <span class="ident">i64</span>,
}

<span class="kw">impl</span> <span class="ident">Progress</span> {
    <span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">set</span>(
        <span class="ident">conn</span>: <span class="kw-2">&amp;mut</span> <span class="ident"><span class="kw">crate</span>::Transaction</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>,
        <span class="ident">delta</span>: <span class="ident">i64</span>,
        <span class="ident">uid</span>: <span class="ident">UserID</span>,
        <span class="ident">mid</span>: <span class="ident">i64</span>,
    ) -&gt; <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">usize</span>, <span class="ident">DieselError</span><span class="op">&gt;</span> {
        <span class="kw">let</span> <span class="ident">timestamp</span> <span class="op">=</span> <span class="ident">SystemTime::now</span>()
            .<span class="ident">duration_since</span>(<span class="ident">SystemTime::UNIX_EPOCH</span>)
            .<span class="ident">unwrap</span>()
            .<span class="ident">as_secs</span>() <span class="kw">as</span> <span class="ident">i64</span>;

        <span class="prelude-val">Ok</span>(<span class="macro">sqlx::query!</span>(
            <span class="string">&quot;INSERT OR REPLACE INTO progress (delta, media_id, user_id, populated)
            VALUES ($1, $2, $3, $4)&quot;</span>,
            <span class="ident">delta</span>,
            <span class="ident">mid</span>,
            <span class="ident">uid</span>,
            <span class="ident">timestamp</span>
        )
        .<span class="ident">execute</span>(<span class="kw-2">&amp;mut</span> <span class="kw-2">*</span><span class="ident">conn</span>)
        .<span class="kw">await</span><span class="question-mark">?</span>
        .<span class="ident">rows_affected</span>() <span class="kw">as</span> <span class="ident">usize</span>)
    }

    <span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">get_for_media_user</span>(
        <span class="ident">conn</span>: <span class="kw-2">&amp;mut</span> <span class="ident"><span class="kw">crate</span>::Transaction</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>,
        <span class="ident">uid</span>: <span class="ident">UserID</span>,
        <span class="ident">mid</span>: <span class="ident">i64</span>,
    ) -&gt; <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="self">Self</span>, <span class="ident">DieselError</span><span class="op">&gt;</span> {
        <span class="prelude-val">Ok</span>(<span class="macro">sqlx::query_as!</span>(
            <span class="ident">Progress</span>,
            <span class="string">r#&quot;SELECT id, user_id as &quot;user_id: UserID&quot;, delta, media_id, populated FROM progress
            WHERE user_id = ?
            AND media_id = ?&quot;#</span>,
            <span class="ident">uid</span>,
            <span class="ident">mid</span>
        )
        .<span class="ident">fetch_optional</span>(<span class="kw-2">&amp;mut</span> <span class="kw-2">*</span><span class="ident">conn</span>)
        .<span class="kw">await</span><span class="question-mark">?</span>
        .<span class="ident">unwrap_or</span>(<span class="self">Self</span> {
            <span class="ident">id</span>: <span class="ident">Default::default</span>(),
            <span class="ident">media_id</span>: <span class="ident">mid</span>,
            <span class="ident">user_id</span>: <span class="ident">uid</span>,
            <span class="ident">delta</span>: <span class="ident">Default::default</span>(),
            <span class="ident">populated</span>: <span class="ident">Default::default</span>(),
        }))
    }

    <span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">get_total_time_spent_watching</span>(
        <span class="ident">conn</span>: <span class="kw-2">&amp;mut</span> <span class="ident"><span class="kw">crate</span>::Transaction</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>,
        <span class="ident">uid</span>: <span class="ident">UserID</span>,
    ) -&gt; <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">i32</span>, <span class="ident">DieselError</span><span class="op">&gt;</span> {
        <span class="prelude-val">Ok</span>(<span class="macro">sqlx::query!</span>(
            <span class="string">&quot;SELECT COALESCE(SUM(progress.delta), 0) as total FROM progress
                WHERE progress.user_id = ?&quot;</span>,
            <span class="ident">uid</span>
        )
        .<span class="ident">fetch_one</span>(<span class="kw-2">&amp;mut</span> <span class="kw-2">*</span><span class="ident">conn</span>)
        .<span class="kw">await</span><span class="question-mark">?</span>
        .<span class="ident">total</span>
        .<span class="ident">unwrap_or_default</span>())
    }

    <span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">get_total_for_media</span>(
        <span class="ident">conn</span>: <span class="kw-2">&amp;mut</span> <span class="ident"><span class="kw">crate</span>::Transaction</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>,
        <span class="ident">media</span>: <span class="kw-2">&amp;</span><span class="ident">Media</span>,
        <span class="ident">uid</span>: <span class="ident">UserID</span>,
    ) -&gt; <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">i64</span>, <span class="ident">DieselError</span><span class="op">&gt;</span> {
        <span class="kw">match</span> <span class="ident">media</span>.<span class="ident">media_type</span> {
            <span class="ident">MediaType::Tv</span> =&gt; <span class="prelude-val">Ok</span>(<span class="ident"><span class="self">Self</span>::get_total_for_tv</span>(<span class="ident">conn</span>, <span class="ident">uid</span>, <span class="ident">media</span>.<span class="ident">id</span>).<span class="kw">await</span><span class="question-mark">?</span> <span class="kw">as</span> <span class="ident">i64</span>),
            <span class="kw">_</span> =&gt; <span class="prelude-val">Ok</span>(<span class="ident"><span class="self">Self</span>::get_for_media_user</span>(<span class="ident">conn</span>, <span class="ident">uid</span>, <span class="ident">media</span>.<span class="ident">id</span>)
                .<span class="kw">await</span>
                .<span class="ident">map</span>(<span class="op">|</span><span class="ident">x</span><span class="op">|</span> <span class="ident">x</span>.<span class="ident">delta</span>)<span class="question-mark">?</span>),
        }
    }

    <span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">get_progress_for_media</span>(
        <span class="ident">conn</span>: <span class="kw-2">&amp;mut</span> <span class="ident"><span class="kw">crate</span>::Transaction</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>,
        <span class="ident">id</span>: <span class="ident">i64</span>,
        <span class="ident">uid</span>: <span class="ident">UserID</span>,
    ) -&gt; <span class="prelude-ty">Result</span><span class="op">&lt;</span>(<span class="ident">i64</span>, <span class="ident">i64</span>), <span class="ident">DieselError</span><span class="op">&gt;</span> {
        <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">sqlx::FromRow</span>)]</span>
        <span class="kw">struct</span> <span class="ident">Record</span> {
            <span class="ident">delta</span>: <span class="ident">i64</span>,
            <span class="ident">duration</span>: <span class="ident">i64</span>,
        }

        <span class="comment">// FIXME: Use query_as macro instead of query_as function when https://github.com/launchbadge/sqlx/issues/1249 is fixed.</span>
        <span class="kw">let</span> <span class="ident">record</span> <span class="op">=</span> <span class="ident">sqlx::query_as</span>::<span class="op">&lt;</span><span class="kw">_</span>, <span class="ident">Record</span><span class="op">&gt;</span>(
            <span class="string">&quot;SELECT progress.delta, MAX(mediafile.duration) duration FROM _tblmedia
            INNER JOIN mediafile ON mediafile.media_id = _tblmedia.id
            LEFT OUTER JOIN progress ON progress.media_id = _tblmedia.id AND progress.user_id = ?
            WHERE _tblmedia.id = ?
            GROUP BY _tblmedia.id
            LIMIT 1&quot;</span>,
        )
        .<span class="ident">bind</span>(<span class="ident">uid</span>)
        .<span class="ident">bind</span>(<span class="ident">id</span>)
        .<span class="ident">fetch_one</span>(<span class="kw-2">&amp;mut</span> <span class="kw-2">*</span><span class="ident">conn</span>)
        .<span class="kw">await</span><span class="question-mark">?</span>;

        <span class="prelude-val">Ok</span>((<span class="ident">record</span>.<span class="ident">delta</span>, <span class="ident">record</span>.<span class="ident">duration</span>))
    }

    <span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">get_total_for_tv</span>(
        <span class="ident">conn</span>: <span class="kw-2">&amp;mut</span> <span class="ident"><span class="kw">crate</span>::Transaction</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>,
        <span class="ident">uid</span>: <span class="ident">UserID</span>,
        <span class="ident">tv_id</span>: <span class="ident">i64</span>,
    ) -&gt; <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">i32</span>, <span class="ident">DieselError</span><span class="op">&gt;</span> {
        <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">sqlx::FromRow</span>)]</span>
        <span class="kw">struct</span> <span class="ident">Row</span> {
            <span class="ident">total</span>: <span class="ident">i32</span>,
        }

        <span class="prelude-val">Ok</span>(<span class="ident">sqlx::query_as</span>::<span class="op">&lt;</span><span class="kw">_</span>, <span class="ident">Row</span><span class="op">&gt;</span>(
            <span class="string">&quot;SELECT COALESCE(SUM(progress.delta), 0) as total FROM _tblmedia
            JOIN progress ON progress.media_id = _tblmedia.id
            JOIN episode ON episode.id = _tblmedia.id
            JOIN season on season.id = episode.seasonid
            JOIN tv_show ON tv_show.id = season.tvshowid
            
            WHERE tv_show.id = ?
            AND progress.user_id = ?&quot;</span>,
        )
        .<span class="ident">bind</span>(<span class="ident">tv_id</span>)
        .<span class="ident">bind</span>(<span class="ident">uid</span>)
        .<span class="ident">fetch_one</span>(<span class="kw-2">&amp;mut</span> <span class="kw-2">*</span><span class="ident">conn</span>)
        .<span class="kw">await</span><span class="question-mark">?</span>
        .<span class="ident">total</span>)
    }

    <span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">get_continue_watching</span>(
        <span class="ident">conn</span>: <span class="kw-2">&amp;mut</span> <span class="ident"><span class="kw">crate</span>::Transaction</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>,
        <span class="ident">uid</span>: <span class="ident">UserID</span>,
        <span class="ident">count</span>: <span class="ident">i64</span>,
    ) -&gt; <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">Vec</span><span class="op">&lt;</span><span class="ident">i64</span><span class="op">&gt;</span>, <span class="ident">DieselError</span><span class="op">&gt;</span> {
        <span class="prelude-val">Ok</span>(<span class="ident">sqlx::query_scalar</span>(
            <span class="string">r#&quot;SELECT _tblmedia.id  FROM _tblmedia

            JOIN season on season.tvshowid = _tblmedia.id
            JOIN episode on episode.seasonid = season.id
            JOIN progress on progress.media_id = episode.id
            JOIN library on library.id = _tblmedia.library_id

            WHERE NOT progress.populated = 0
            AND progress.user_id = ?
            AND NOT library.hidden

            GROUP BY _tblmedia.id
            ORDER BY progress.populated DESC
            LIMIT ?&quot;#</span>,
        )
        .<span class="ident">bind</span>(<span class="ident">uid</span>)
        .<span class="ident">bind</span>(<span class="ident">count</span>)
        .<span class="ident">fetch_all</span>(<span class="kw-2">&amp;mut</span> <span class="kw-2">*</span><span class="ident">conn</span>)
        .<span class="kw">await</span><span class="question-mark">?</span>)
    }
}
</code></pre></div>
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