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169 changes: 169 additions & 0 deletions
169
...aurel.filemodel/src/main/java/com/io7m/laurel/filemodel/internal/LCommandCategoryAdd.java
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| /* | ||
| * Copyright © 2024 Mark Raynsford <[email protected]> https://www.io7m.com | ||
| * | ||
| * Permission to use, copy, modify, and/or distribute this software for any | ||
| * purpose with or without fee is hereby granted, provided that the above | ||
| * copyright notice and this permission notice appear in all copies. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | ||
| * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | ||
| * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR | ||
| * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
| */ | ||
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| package com.io7m.laurel.filemodel.internal; | ||
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| import com.io7m.laurel.model.LCategory; | ||
| import org.jooq.DSLContext; | ||
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| import java.util.List; | ||
| import java.util.Properties; | ||
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| import static com.io7m.laurel.filemodel.internal.Tables.CATEGORIES; | ||
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| /** | ||
| * Add a category. | ||
| */ | ||
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| public final class LCommandCategoryAdd | ||
| extends LCommandAbstract<LCategory> | ||
| { | ||
| private long id; | ||
| private String text; | ||
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| /** | ||
| * Add a category. | ||
| */ | ||
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| public LCommandCategoryAdd() | ||
| { | ||
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| } | ||
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| /** | ||
| * Add a category. | ||
| * | ||
| * @return A command factory | ||
| */ | ||
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| public static LCommandFactoryType<LCategory> provider() | ||
| { | ||
| return new LCommandFactory<>( | ||
| LCommandCategoryAdd.class.getCanonicalName(), | ||
| LCommandCategoryAdd::fromProperties | ||
| ); | ||
| } | ||
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| private static LCommandCategoryAdd fromProperties( | ||
| final Properties p) | ||
| { | ||
| final var c = new LCommandCategoryAdd(); | ||
| c.id = Long.parseUnsignedLong(p.getProperty("id")); | ||
| c.text = p.getProperty("text"); | ||
| c.setExecuted(true); | ||
| return c; | ||
| } | ||
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| private static List<LCategory> listCategories( | ||
| final LDatabaseTransactionType transaction) | ||
| { | ||
| final var context = | ||
| transaction.get(DSLContext.class); | ||
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| return context.select(CATEGORIES.CATEGORY_TEXT) | ||
| .from(CATEGORIES) | ||
| .orderBy(CATEGORIES.CATEGORY_TEXT.asc()) | ||
| .stream() | ||
| .map(r -> new LCategory(r.get(CATEGORIES.CATEGORY_TEXT))) | ||
| .toList(); | ||
| } | ||
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| @Override | ||
| protected LCommandUndoable onExecute( | ||
| final LFileModel model, | ||
| final LDatabaseTransactionType transaction, | ||
| final LCategory category) | ||
| { | ||
| final var context = | ||
| transaction.get(DSLContext.class); | ||
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| model.eventWithoutProgress("Adding category '%s'.", category); | ||
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| final var recOpt = | ||
| context.insertInto(CATEGORIES) | ||
| .set(CATEGORIES.CATEGORY_TEXT, category.text()) | ||
| .onDuplicateKeyIgnore() | ||
| .returning(CATEGORIES.CATEGORY_ID) | ||
| .fetchOptional(); | ||
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| if (recOpt.isEmpty()) { | ||
| model.eventWithoutProgress("Category '%s' already existed.", category); | ||
| return LCommandUndoable.COMMAND_NOT_UNDOABLE; | ||
| } | ||
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| final var rec = recOpt.get(); | ||
| this.id = rec.get(CATEGORIES.CATEGORY_ID).longValue(); | ||
| this.text = category.text(); | ||
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| model.setCategoriesAll(listCategories(transaction)); | ||
| model.eventWithoutProgress("Category '%s' added.", category); | ||
| return LCommandUndoable.COMMAND_UNDOABLE; | ||
| } | ||
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| @Override | ||
| protected void onUndo( | ||
| final LFileModel model, | ||
| final LDatabaseTransactionType transaction) | ||
| { | ||
| final var context = | ||
| transaction.get(DSLContext.class); | ||
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| model.eventWithoutProgress("Deleting category '%s'.", this.text); | ||
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| context.deleteFrom(CATEGORIES) | ||
| .where(CATEGORIES.CATEGORY_ID.eq(this.id)) | ||
| .execute(); | ||
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| model.setCategoriesAll(listCategories(transaction)); | ||
| } | ||
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| @Override | ||
| protected void onRedo( | ||
| final LFileModel model, | ||
| final LDatabaseTransactionType transaction) | ||
| { | ||
| final var context = | ||
| transaction.get(DSLContext.class); | ||
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| model.eventWithoutProgress("Adding category '%s'.", this.text); | ||
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| context.insertInto(CATEGORIES) | ||
| .set(CATEGORIES.CATEGORY_ID, this.id) | ||
| .set(CATEGORIES.CATEGORY_TEXT, this.text) | ||
| .onDuplicateKeyUpdate() | ||
| .set(CATEGORIES.CATEGORY_TEXT, this.text) | ||
| .execute(); | ||
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| model.setCategoriesAll(listCategories(transaction)); | ||
| model.eventWithoutProgress("Category '%s' added.", this.text); | ||
| } | ||
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| @Override | ||
| public Properties toProperties() | ||
| { | ||
| final var properties = new Properties(); | ||
| properties.setProperty("id", Long.toUnsignedString(this.id)); | ||
| properties.setProperty("text", this.text); | ||
| return properties; | ||
| } | ||
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| @Override | ||
| public String describe() | ||
| { | ||
| return "Add category '%s'".formatted(this.text); | ||
| } | ||
| } |
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