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173 lines
6.8 KiB
173 lines
6.8 KiB
using System.Collections.Generic;
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using System.Linq;
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using Newtonsoft.Json.Linq;
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using Trash.Extensions;
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using Trash.Radarr.CustomFormat.Models;
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using Trash.Radarr.CustomFormat.Models.Cache;
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namespace Trash.Radarr.CustomFormat.Processors.PersistenceSteps
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{
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public class CustomFormatTransactionData
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{
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public List<ProcessedCustomFormatData> NewCustomFormats { get; } = new();
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public List<ProcessedCustomFormatData> UpdatedCustomFormats { get; } = new();
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public List<TrashIdMapping> DeletedCustomFormatIds { get; } = new();
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public List<ProcessedCustomFormatData> UnchangedCustomFormats { get; } = new();
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}
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public class JsonTransactionStep : IJsonTransactionStep
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{
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public CustomFormatTransactionData Transactions { get; } = new();
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public void Process(IEnumerable<ProcessedCustomFormatData> guideCfs,
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IReadOnlyCollection<JObject> radarrCfs)
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{
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foreach (var (guideCf, radarrCf) in guideCfs
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.Select(gcf => (GuideCf: gcf, RadarrCf: FindRadarrCf(radarrCfs, gcf))))
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{
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var guideCfJson = BuildNewRadarrCf(guideCf.Json);
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// no match; we add this CF as brand new
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if (radarrCf == null)
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{
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guideCf.Json = guideCfJson;
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Transactions.NewCustomFormats.Add(guideCf);
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}
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// found match in radarr CFs; update the existing CF
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else
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{
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guideCf.Json = (JObject) radarrCf.DeepClone();
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UpdateRadarrCf(guideCf.Json, guideCfJson);
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// Set the cache for use later (like updating scores) if it hasn't been updated already.
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// This handles CFs that already exist in Radarr but aren't cached (they will be added to cache
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// later).
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if (guideCf.CacheEntry == null)
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{
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guideCf.SetCache((int) guideCf.Json["id"]);
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}
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if (!JToken.DeepEquals(radarrCf, guideCf.Json))
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{
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Transactions.UpdatedCustomFormats.Add(guideCf);
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}
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else
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{
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Transactions.UnchangedCustomFormats.Add(guideCf);
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}
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}
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}
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}
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public void RecordDeletions(IEnumerable<TrashIdMapping> deletedCfsInCache, List<JObject> radarrCfs)
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{
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// The 'Where' excludes cached CFs that were deleted manually by the user in Radarr
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// FindRadarrCf() specifies 'null' for name because we should never delete unless an ID is found
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foreach (var del in deletedCfsInCache.Where(
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del => FindRadarrCf(radarrCfs, del.CustomFormatId, null) != null))
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{
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Transactions.DeletedCustomFormatIds.Add(del);
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}
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}
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private static JObject? FindRadarrCf(IReadOnlyCollection<JObject> radarrCfs, ProcessedCustomFormatData guideCf)
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{
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return FindRadarrCf(radarrCfs, guideCf.CacheEntry?.CustomFormatId, guideCf.Name);
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}
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private static JObject? FindRadarrCf(IReadOnlyCollection<JObject> radarrCfs, int? cfId, string? cfName)
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{
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JObject? match = null;
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// Try to find match in cache first
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if (cfId != null)
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{
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match = radarrCfs.FirstOrDefault(rcf => cfId == rcf["id"].Value<int>());
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}
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// If we don't find by ID, search by name (if a name was given)
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if (match == null && cfName != null)
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{
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match = radarrCfs.FirstOrDefault(rcf => cfName.EqualsIgnoreCase(rcf["name"].Value<string>()));
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}
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return match;
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}
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private static void UpdateRadarrCf(JObject cfToModify, JObject cfToMergeFrom)
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{
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MergeProperties(cfToModify, cfToMergeFrom, JTokenType.Array);
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var radarrSpecs = cfToModify["specifications"].Children<JObject>();
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var guideSpecs = cfToMergeFrom["specifications"].Children<JObject>();
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var matchedGuideSpecs = guideSpecs
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.GroupBy(gs => radarrSpecs.FirstOrDefault(gss => KeyMatch(gss, gs, "name")))
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.SelectMany(kvp => kvp.Select(gs => new {GuideSpec = gs, RadarrSpec = kvp.Key}));
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var newRadarrSpecs = new JArray();
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foreach (var match in matchedGuideSpecs)
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{
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if (match.RadarrSpec != null)
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{
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MergeProperties(match.RadarrSpec, match.GuideSpec);
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newRadarrSpecs.Add(match.RadarrSpec);
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}
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else
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{
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newRadarrSpecs.Add(match.GuideSpec);
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}
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}
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cfToModify["specifications"] = newRadarrSpecs;
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}
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private static bool KeyMatch(JObject left, JObject right, string keyName)
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=> left[keyName].Value<string>() == right[keyName].Value<string>();
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private static void MergeProperties(JObject radarrCf, JObject guideCfJson,
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JTokenType exceptType = JTokenType.None)
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{
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foreach (var guideProp in guideCfJson.Properties().Where(p => p.Value.Type != exceptType))
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{
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if (guideProp.Value.Type == JTokenType.Array &&
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radarrCf.TryGetValue(guideProp.Name, out var radarrArray))
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{
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((JArray) radarrArray).Merge(guideProp.Value, new JsonMergeSettings
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{
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MergeArrayHandling = MergeArrayHandling.Merge
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});
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}
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else
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{
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radarrCf[guideProp.Name] = guideProp.Value;
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}
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}
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}
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private static JObject BuildNewRadarrCf(JObject jsonPayload)
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{
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// Information on required fields from nitsua
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/*
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ok, for the specs.. you need name, implementation, negate, required, fields
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for fields you need name & value
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top level you need name, includeCustomFormatWhenRenaming, specs and id (if updating)
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everything else radarr can handle with backend logic
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*/
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foreach (var child in jsonPayload["specifications"])
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{
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// convert from `"fields": {}` to `"fields": [{}]` (object to array of object)
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// Weirdly the exported version of a custom format is not in array form, but the API requires the array
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// even if there's only one element.
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var field = child["fields"];
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field["name"] = "value";
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child["fields"] = new JArray {field};
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}
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return jsonPayload;
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}
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}
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}
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