Librarian update.

[redakcja.git] / src / catalogue / models.py

diff --git a/src/catalogue/models.py b/src/catalogue/models.py
index 682e97b..2ceb110 100644 (file)
--- a/src/catalogue/models.py
+++ b/src/catalogue/models.py
@@ -1,25 +1,27 @@
+from collections import Counter
+import decimal

 from django.apps import apps
 from django.db import models
 from django.urls import reverse
 from django.utils.translation import gettext_lazy as _
 from wikidata.client import Client
 from .constants import WIKIDATA
 from django.apps import apps
 from django.db import models
 from django.urls import reverse
 from django.utils.translation import gettext_lazy as _
 from wikidata.client import Client
 from .constants import WIKIDATA

-from .utils import UnrelatedManager

 from .wikidata import WikidataMixin
 
 
 class Author(WikidataMixin, models.Model):
     slug = models.SlugField(max_length=255, null=True, blank=True, unique=True)
 from .wikidata import WikidataMixin
 
 
 class Author(WikidataMixin, models.Model):
     slug = models.SlugField(max_length=255, null=True, blank=True, unique=True)

-    first_name = models.CharField(max_length=255, blank=True)
-    last_name = models.CharField(max_length=255, blank=True)
+    first_name = models.CharField(_("first name"), max_length=255, blank=True)
+    last_name = models.CharField(_("last name"), max_length=255, blank=True)

 
 

-    name_de = models.CharField(max_length=255, blank=True)
-    name_lt = models.CharField(max_length=255, blank=True)
+    name_de = models.CharField(_("name (de)"), max_length=255, blank=True)
+    name_lt = models.CharField(_("name (lt)"), max_length=255, blank=True)

 
 

-    gender = models.CharField(max_length=255, blank=True)
-    nationality = models.CharField(max_length=255, blank=True)
-    year_of_death = models.SmallIntegerField(null=True, blank=True)
+    gender = models.CharField(_("gender"), max_length=255, blank=True)
+    nationality = models.CharField(_("nationality"), max_length=255, blank=True)
+    year_of_death = models.SmallIntegerField(_("year of death"), null=True, blank=True)

     status = models.PositiveSmallIntegerField(
     status = models.PositiveSmallIntegerField(

+        _("status"), 

         null=True,
         blank=True,
         choices=[
         null=True,
         blank=True,
         choices=[


@@ -29,18 +31,19 @@ class Author(WikidataMixin, models.Model):
             (4, _("Unknown")),
         ],
     )
             (4, _("Unknown")),
         ],
     )

-    notes = models.TextField(blank=True)
-    gazeta_link = models.CharField(max_length=255, blank=True)
-    culturepl_link = models.CharField(max_length=255, blank=True)
+    notes = models.TextField(_("notes"), blank=True)
+    gazeta_link = models.CharField(_("gazeta link"), max_length=255, blank=True)
+    culturepl_link = models.CharField(_("culture.pl link"), max_length=255, blank=True)

 
 

-    description = models.TextField(blank=True)
-    description_de = models.TextField(blank=True)
-    description_lt = models.TextField(blank=True)
+    description = models.TextField(_("description"), blank=True)
+    description_de = models.TextField(_("description (de)"), blank=True)
+    description_lt = models.TextField(_("description (lt)"), blank=True)

 
     priority = models.PositiveSmallIntegerField(
 
     priority = models.PositiveSmallIntegerField(

+        _("priority"), 

         default=0, choices=[(0, _("Low")), (1, _("Medium")), (2, _("High"))]
     )
         default=0, choices=[(0, _("Low")), (1, _("Medium")), (2, _("High"))]
     )

-    collections = models.ManyToManyField("Collection", blank=True)
+    collections = models.ManyToManyField("Collection", blank=True, verbose_name=_("collections"))

 
     class Meta:
         verbose_name = _('author')
 
     class Meta:
         verbose_name = _('author')


@@ -71,12 +74,14 @@ class Author(WikidataMixin, models.Model):
 
 
 class Category(WikidataMixin, models.Model):
 
 
 class Category(WikidataMixin, models.Model):

-    name = models.CharField(max_length=255)
+    name = models.CharField(_("name"), max_length=255)

     slug = models.SlugField(max_length=255, unique=True)
 
     class Meta:
         abstract = True
 
     slug = models.SlugField(max_length=255, unique=True)
 
     class Meta:
         abstract = True
 

+    def __str__(self):
+        return self.name

 
 class Epoch(Category):
     class Meta:
 
 class Epoch(Category):
     class Meta:


@@ -98,32 +103,37 @@ class Kind(Category):
 
 class Book(WikidataMixin, models.Model):
     slug = models.SlugField(max_length=255, blank=True, null=True, unique=True)
 
 class Book(WikidataMixin, models.Model):
     slug = models.SlugField(max_length=255, blank=True, null=True, unique=True)

-    authors = models.ManyToManyField(Author, blank=True)
+    authors = models.ManyToManyField(Author, blank=True, verbose_name=_("authors"))

     translators = models.ManyToManyField(
         Author,
         related_name="translated_book_set",
         related_query_name="translated_book",
         blank=True,
     translators = models.ManyToManyField(
         Author,
         related_name="translated_book_set",
         related_query_name="translated_book",
         blank=True,

+        verbose_name=_("translators")

     )
     )

-    epochs = models.ManyToManyField(Epoch, blank=True)
-    kinds = models.ManyToManyField(Kind, blank=True)
-    genres = models.ManyToManyField(Genre, blank=True)
-    title = models.CharField(max_length=255, blank=True)
-    language = models.CharField(max_length=255, blank=True)
+    epochs = models.ManyToManyField(Epoch, blank=True, verbose_name=_("epochs"))
+    kinds = models.ManyToManyField(Kind, blank=True, verbose_name=_("kinds"))
+    genres = models.ManyToManyField(Genre, blank=True, verbose_name=_("genres"))
+    title = models.CharField(_("title"), max_length=255, blank=True)
+    language = models.CharField(_("language"), max_length=255, blank=True)

     based_on = models.ForeignKey(
     based_on = models.ForeignKey(

-        "self", models.PROTECT, related_name="translation", null=True, blank=True
+        "self", models.PROTECT, related_name="translation", null=True, blank=True,
+        verbose_name=_("based on")

     )
     )

-    scans_source = models.CharField(max_length=255, blank=True)
-    text_source = models.CharField(max_length=255, blank=True)
-    notes = models.TextField(blank=True)
+    scans_source = models.CharField(_("scans source"), max_length=255, blank=True)
+    text_source = models.CharField(_("text source"), max_length=255, blank=True)
+    notes = models.TextField(_("notes"), blank=True)

     priority = models.PositiveSmallIntegerField(
     priority = models.PositiveSmallIntegerField(

+        _("priority"),

         default=0, choices=[(0, _("Low")), (1, _("Medium")), (2, _("High"))]
     )
         default=0, choices=[(0, _("Low")), (1, _("Medium")), (2, _("High"))]
     )

-    pd_year = models.IntegerField(null=True, blank=True)
-    gazeta_link = models.CharField(max_length=255, blank=True)
-    collections = models.ManyToManyField("Collection", blank=True)
+    pd_year = models.IntegerField(_('year of entry into PD'), null=True, blank=True)
+    gazeta_link = models.CharField(_("gazeta link"), max_length=255, blank=True)
+    collections = models.ManyToManyField("Collection", blank=True, verbose_name=_("collections"))

 
 

-    objects = UnrelatedManager()
+    estimated_chars = models.IntegerField(_("estimated number of characters"), null=True, blank=True)
+    estimated_verses = models.IntegerField(_("estimated number of verses"), null=True, blank=True)
+    estimate_source = models.CharField(_("source of estimates"), max_length=2048, blank=True)

 
     class Meta:
         ordering = ("title",)
 
     class Meta:
         ordering = ("title",)


@@ -157,19 +167,112 @@ class Book(WikidataMixin, models.Model):
     def translators_str(self):
         return ", ".join(str(author) for author in self.translators.all())
 
     def translators_str(self):
         return ", ".join(str(author) for author in self.translators.all())
 

-    def get_document_books(self):
-        DBook = apps.get_model("documents", "Book")
-        return DBook.objects.filter(dc_slug=self.slug)
+    def get_estimated_costs(self):
+        return {
+            work_type: work_type.calculate(self)
+            for work_type in WorkType.objects.all()
+        }
+
+
+class CollectionCategory(models.Model):
+    name = models.CharField(_("name"), max_length=255)
+    parent = models.ForeignKey('self', models.SET_NULL, related_name='children', null=True, blank=True, verbose_name=_("parent"))
+    notes = models.TextField(_("notes"), blank=True)
+
+    class Meta:
+        ordering = ('parent__name', 'name')
+        verbose_name = _('collection category')
+        verbose_name_plural = _('collection categories')
+
+    def __str__(self):
+        if self.parent:
+            return f"{self.parent} / {self.name}"
+        else:
+            return self.name

 
 
 class Collection(models.Model):
 
 
 class Collection(models.Model):

-    name = models.CharField(max_length=255)
+    name = models.CharField(_("name"), max_length=255)

     slug = models.SlugField(max_length=255, unique=True)
     slug = models.SlugField(max_length=255, unique=True)

+    category = models.ForeignKey(CollectionCategory, models.SET_NULL, null=True, blank=True, verbose_name=_("category"))
+    notes = models.TextField(_("notes"), blank=True)

 
     class Meta:
 
     class Meta:

+        ordering = ('category', 'name')

         verbose_name = _('collection')
         verbose_name_plural = _('collections')
 
     def __str__(self):
         verbose_name = _('collection')
         verbose_name_plural = _('collections')
 
     def __str__(self):

-        return self.name
+        if self.category:
+            return f"{self.category} / {self.name}"
+        else:
+            return self.name
+
+    def get_estimated_costs(self):
+        costs = Counter()
+        for book in self.book_set.all():
+            for k, v in book.get_estimated_costs().items():
+                costs[k] += v or 0
+
+        for author in self.author_set.all():
+            for book in author.book_set.all():
+                for k, v in book.get_estimated_costs().items():
+                    costs[k] += v or 0
+            for book in author.translated_book_set.all():
+                for k, v in book.get_estimated_costs().items():
+                    costs[k] += v or 0
+        return costs
+
+
+class WorkType(models.Model):
+    name = models.CharField(_("name"), max_length=255)
+
+    class Meta:
+        ordering = ('name',)
+        verbose_name = _('work type')
+        verbose_name_plural = _('work types')
+    
+    def get_rate_for(self, book):
+        for workrate in self.workrate_set.all():
+            if workrate.matches(book):
+                return workrate
+
+    def calculate(self, book):
+        workrate = self.get_rate_for(book)
+        if workrate is not None:
+            return workrate.calculate(book)
+        
+
+
+class WorkRate(models.Model):
+    priority = models.IntegerField(_("priority"), default=1)
+    per_normpage = models.DecimalField(_("per normalized page"), decimal_places=2, max_digits=6, null=True, blank=True)
+    per_verse = models.DecimalField(_("per verse"), decimal_places=2, max_digits=6, null=True, blank=True)
+    work_type = models.ForeignKey(WorkType, models.CASCADE, verbose_name=_("work type"))
+    epochs = models.ManyToManyField(Epoch, blank=True, verbose_name=_("epochs"))
+    kinds = models.ManyToManyField(Kind, blank=True, verbose_name=_("kinds"))
+    genres = models.ManyToManyField(Genre, blank=True, verbose_name=_("genres"))
+    collections = models.ManyToManyField(Collection, blank=True, verbose_name=_("collections"))
+
+    class Meta:
+        ordering = ('priority',)
+        verbose_name = _('work rate')
+        verbose_name_plural = _('work rates')
+
+    def matches(self, book):
+        for category in 'epochs', 'kinds', 'genres', 'collections':
+            oneof = getattr(self, category).all()
+            if oneof:
+                if not set(oneof).intersection(
+                        getattr(book, category).all()):
+                    return False
+        return True
+
+    def calculate(self, book):
+        if self.per_verse:
+            if book.estimated_verses:
+                return book.estimated_verses * self.per_verse
+        elif self.per_normpage:
+            if book.estimated_chars:
+                return (decimal.Decimal(book.estimated_chars) / 1800 * self.per_normpage).quantize(decimal.Decimal('1.00'), rounding=decimal.ROUND_HALF_UP)