Sanity checked all of V2 route conversions (#803)

* follows

* all v2 routes now either convert or have a comment

* added common structs, clippy

* merge fix

---------

Co-authored-by: Geometrically <18202329+Geometrically@users.noreply.github.com>

src/models/v2/threads.rs

@@ -0,0 +1,120 @@
+use crate::models::ids::{ImageId, ProjectId, ReportId, ThreadId, ThreadMessageId};
+use crate::models::projects::ProjectStatus;
+use crate::models::users::{User, UserId};
+use chrono::{DateTime, Utc};
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize)]
+pub struct LegacyThread {
+    pub id: ThreadId,
+    #[serde(rename = "type")]
+    pub type_: LegacyThreadType,
+    pub project_id: Option<ProjectId>,
+    pub report_id: Option<ReportId>,
+    pub messages: Vec<LegacyThreadMessage>,
+    pub members: Vec<User>,
+}
+
+#[derive(Serialize, Deserialize)]
+pub struct LegacyThreadMessage {
+    pub id: ThreadMessageId,
+    pub author_id: Option<UserId>,
+    pub body: LegacyMessageBody,
+    pub created: DateTime<Utc>,
+}
+
+#[derive(Serialize, Deserialize, Clone)]
+#[serde(tag = "type", rename_all = "snake_case")]
+pub enum LegacyMessageBody {
+    Text {
+        body: String,
+        #[serde(default)]
+        private: bool,
+        replying_to: Option<ThreadMessageId>,
+        #[serde(default)]
+        associated_images: Vec<ImageId>,
+    },
+    StatusChange {
+        new_status: ProjectStatus,
+        old_status: ProjectStatus,
+    },
+    ThreadClosure,
+    ThreadReopen,
+    Deleted,
+}
+
+#[derive(Serialize, Deserialize, Eq, PartialEq, Copy, Clone)]
+#[serde(rename_all = "snake_case")]
+pub enum LegacyThreadType {
+    Report,
+    Project,
+    DirectMessage,
+}
+
+impl From<crate::models::v3::threads::ThreadType> for LegacyThreadType {
+    fn from(t: crate::models::v3::threads::ThreadType) -> Self {
+        match t {
+            crate::models::v3::threads::ThreadType::Report => LegacyThreadType::Report,
+            crate::models::v3::threads::ThreadType::Project => LegacyThreadType::Project,
+            crate::models::v3::threads::ThreadType::DirectMessage => {
+                LegacyThreadType::DirectMessage
+            }
+        }
+    }
+}
+
+impl From<crate::models::v3::threads::MessageBody> for LegacyMessageBody {
+    fn from(b: crate::models::v3::threads::MessageBody) -> Self {
+        match b {
+            crate::models::v3::threads::MessageBody::Text {
+                body,
+                private,
+                replying_to,
+                associated_images,
+            } => LegacyMessageBody::Text {
+                body,
+                private,
+                replying_to,
+                associated_images,
+            },
+            crate::models::v3::threads::MessageBody::StatusChange {
+                new_status,
+                old_status,
+            } => LegacyMessageBody::StatusChange {
+                new_status,
+                old_status,
+            },
+            crate::models::v3::threads::MessageBody::ThreadClosure => {
+                LegacyMessageBody::ThreadClosure
+            }
+            crate::models::v3::threads::MessageBody::ThreadReopen => {
+                LegacyMessageBody::ThreadReopen
+            }
+            crate::models::v3::threads::MessageBody::Deleted => LegacyMessageBody::Deleted,
+        }
+    }
+}
+
+impl From<crate::models::v3::threads::ThreadMessage> for LegacyThreadMessage {
+    fn from(m: crate::models::v3::threads::ThreadMessage) -> Self {
+        LegacyThreadMessage {
+            id: m.id,
+            author_id: m.author_id,
+            body: m.body.into(),
+            created: m.created,
+        }
+    }
+}
+
+impl From<crate::models::v3::threads::Thread> for LegacyThread {
+    fn from(t: crate::models::v3::threads::Thread) -> Self {
+        LegacyThread {
+            id: t.id,
+            type_: t.type_.into(),
+            project_id: t.project_id,
+            report_id: t.report_id,
+            messages: t.messages.into_iter().map(|m| m.into()).collect(),
+            members: t.members,
+        }
+    }
+}